# freeonlinetools.

> 755 free, private online tools — image, video, audio, document, text, calculator, color, QR, security, health, education, game, map and developer utilities. No sign-up, no uploads required for most tools, available in 13 languages.

All URLs below are English (/en/). Every tool is also available in en, zh-CN, zh-TW, es, ar, pt, fr, ja, ru, de, ko, hi, id by swapping the /en/ path segment (e.g. /ja/tools/qr-code-generator).

## Category hubs

- [Image](https://www.freeonlinetools.io/en/category/image)
- [Video](https://www.freeonlinetools.io/en/category/video)
- [Audio](https://www.freeonlinetools.io/en/category/audio)
- [Documents](https://www.freeonlinetools.io/en/category/documents)
- [Text](https://www.freeonlinetools.io/en/category/text)
- [Calculators](https://www.freeonlinetools.io/en/category/calculators)
- [Units](https://www.freeonlinetools.io/en/category/units)
- [Colors](https://www.freeonlinetools.io/en/category/colors)
- [Design](https://www.freeonlinetools.io/en/category/design)
- [QR & Barcodes](https://www.freeonlinetools.io/en/category/qr-codes)
- [Security](https://www.freeonlinetools.io/en/category/security)
- [Productivity](https://www.freeonlinetools.io/en/category/productivity)
- [Health](https://www.freeonlinetools.io/en/category/health)
- [Learning](https://www.freeonlinetools.io/en/category/education)
- [Games](https://www.freeonlinetools.io/en/category/games)
- [Maps](https://www.freeonlinetools.io/en/category/maps)
- [Social](https://www.freeonlinetools.io/en/category/social)
- [Messages](https://www.freeonlinetools.io/en/category/messaging)
- [Finance](https://www.freeonlinetools.io/en/category/finance)
- [Accessibility](https://www.freeonlinetools.io/en/category/accessibility)
- [Web](https://www.freeonlinetools.io/en/category/web)
- [3D](https://www.freeonlinetools.io/en/category/3d)
- [Files](https://www.freeonlinetools.io/en/category/files)
- [Other](https://www.freeonlinetools.io/en/category/other)

## Image

- [Image Merger](https://www.freeonlinetools.io/en/tools/image-merger): Merge multiple images side-by-side or vertically
- [Invert Image Colors](https://www.freeonlinetools.io/en/tools/invert-image-colors): Invert or negate all colors in an image
- [PNG to SVG Tracer](https://www.freeonlinetools.io/en/tools/png-to-svg-tracer): Convert raster images to scalable vector graphics
- [Sprite Sheet Generator](https://www.freeonlinetools.io/en/tools/sprite-sheet-generator): Combine images into a single sprite sheet
- [Image to ICO Converter](https://www.freeonlinetools.io/en/tools/image-to-ico-converter): Convert images to ICO favicon format
- [Dithering Tool](https://www.freeonlinetools.io/en/tools/dithering-tool): Apply dithering algorithms to reduce image colors
- [Favicon Generator](https://www.freeonlinetools.io/en/tools/favicon-generator): Create multi-size favicons from any image
- [App Icon Generator](https://www.freeonlinetools.io/en/tools/app-icon-generator): Generate app icons for Apple Touch, Android, PWA, and MS Tile from one image
- [Image Histogram](https://www.freeonlinetools.io/en/tools/image-histogram): View RGB histogram and color statistics of images
- [Image to BMP Converter](https://www.freeonlinetools.io/en/tools/image-to-bmp-converter): Convert images to BMP bitmap format
- [Tilt-Shift Effect](https://www.freeonlinetools.io/en/tools/tilt-shift-effect): Add a miniature tilt-shift look to your photos
- [Pixel Art Creator](https://www.freeonlinetools.io/en/tools/pixel-art-creator): Draw pixel art on a customizable grid canvas
- [Photo Calendar Maker](https://www.freeonlinetools.io/en/tools/photo-calendar-maker): Create custom calendars with your own photos
- [Image Annotation](https://www.freeonlinetools.io/en/tools/image-annotation): Draw arrows, circles, and text on images
- [Image Overlay/Blend](https://www.freeonlinetools.io/en/tools/image-overlay-blend): Blend two images with different blend modes
- [Image to ASCII Art](https://www.freeonlinetools.io/en/tools/image-to-ascii-art): Convert any photo into ASCII character art
- [Image to Cross-Stitch Pattern](https://www.freeonlinetools.io/en/tools/image-to-cross-stitch-pattern): Generate a cross-stitch pattern from any photo
- [Image to Emoji Mosaic](https://www.freeonlinetools.io/en/tools/image-to-emoji-mosaic): Recreate any image using emoji characters
- [HDR Effect](https://www.freeonlinetools.io/en/tools/hdr-effect): Apply HDR tone-mapping effect to photos
- [Photo Mosaic Generator](https://www.freeonlinetools.io/en/tools/photo-mosaic-generator): Create a mosaic from many small tile images
- [Noise Reduction](https://www.freeonlinetools.io/en/tools/noise-reduction): Reduce image noise and grain
- [Image Upscaler](https://www.freeonlinetools.io/en/tools/image-upscaler): Upscale low-resolution images with quality
- [Low-Poly Art Generator](https://www.freeonlinetools.io/en/tools/low-poly-art-generator): Create geometric low-poly art from photos
- [Background Remover](https://www.freeonlinetools.io/en/tools/background-remover): Remove image backgrounds with AI instantly
- [Blemish Remover](https://www.freeonlinetools.io/en/tools/blemish-remover): Remove blemishes from photos with clone stamp
- [Photo to Oil Painting](https://www.freeonlinetools.io/en/tools/photo-to-oil-painting): Transform photos into oil painting style art
- [Photo to Watercolor](https://www.freeonlinetools.io/en/tools/photo-to-watercolor): Apply watercolor painting effect to photos
- [Skin Smoother](https://www.freeonlinetools.io/en/tools/skin-smoother): Smooth skin texture in portrait photos
- [Thumbnail Generator](https://www.freeonlinetools.io/en/tools/thumbnail-generator): Generate thumbnails at various sizes
- [TIFF to PNG/JPG Converter](https://www.freeonlinetools.io/en/tools/tiff-to-png-jpg-converter): Convert TIFF images to PNG, JPG, or WebP
- [Vignette Adder](https://www.freeonlinetools.io/en/tools/vignette-adder): Add vignette effect to photos
- [GIF to PNG Frames](https://www.freeonlinetools.io/en/tools/gif-to-png-frames): Extract frames from GIF
- [Brightness/Contrast Adjuster](https://www.freeonlinetools.io/en/tools/brightness-contrast-adjuster): Adjust brightness, contrast, and saturation
- [EXIF Stripper](https://www.freeonlinetools.io/en/tools/exif-stripper): Remove metadata from photos for privacy
- [EXIF Viewer](https://www.freeonlinetools.io/en/tools/exif-viewer): View photo metadata like GPS, camera, and date
- [HEIC to JPG Converter](https://www.freeonlinetools.io/en/tools/heic-to-jpg-converter): Convert iPhone HEIC photos to JPG
- [Image Compressor](https://www.freeonlinetools.io/en/tools/image-compressor): Reduce image file size with quality slider
- [Image Cropper](https://www.freeonlinetools.io/en/tools/image-cropper): Crop images with freeform or fixed ratio
- [Image Flipper](https://www.freeonlinetools.io/en/tools/image-flipper): Flip and rotate images quickly
- [Image Grid Splitter](https://www.freeonlinetools.io/en/tools/image-grid-splitter): Split image into NxN grid for Instagram
- [Image Resizer](https://www.freeonlinetools.io/en/tools/image-resizer): Resize images by pixels or percentage
- [Image Rotator](https://www.freeonlinetools.io/en/tools/image-rotator): Rotate images by 90 degrees or custom angle
- [Image Shape Crop](https://www.freeonlinetools.io/en/tools/image-shape-crop): Crop images to heart, star, circle shapes
- [Image to WebP Converter](https://www.freeonlinetools.io/en/tools/image-to-webp-converter): Convert any image to WebP format
- [JPG to PNG Converter](https://www.freeonlinetools.io/en/tools/jpg-to-png-converter): Convert JPG images to PNG format
- [Meme Generator](https://www.freeonlinetools.io/en/tools/meme-generator): Add text to images for memes
- [Photo Filters](https://www.freeonlinetools.io/en/tools/photo-filters): Apply Instagram-style filters to your photos
- [Photo Frame Adder](https://www.freeonlinetools.io/en/tools/photo-frame-adder): Add decorative frames and borders to photos
- [PNG to JPG Converter](https://www.freeonlinetools.io/en/tools/png-to-jpg-converter): Convert PNG images to JPG format instantly
- [Vintage/Retro Filter](https://www.freeonlinetools.io/en/tools/vintage-retro-filter): Apply film grain and faded color effects to photos
- [Image Comparison Slider](https://www.freeonlinetools.io/en/tools/image-comparison-slider): Compare two images side by side with slider
- [Image Blur Tool](https://www.freeonlinetools.io/en/tools/image-blur-tool): Blur, pixelate, or redact image regions — privately, right on your device.
- [Image to AVIF Converter](https://www.freeonlinetools.io/en/tools/image-to-avif-converter): Convert images to AVIF format
- [Image Watermark](https://www.freeonlinetools.io/en/tools/image-watermark): Add text or image watermark to photos
- [Lens Flare Adder](https://www.freeonlinetools.io/en/tools/lens-flare-adder): Add lens flare effects to images
- [SVG to PNG Converter](https://www.freeonlinetools.io/en/tools/svg-to-png-converter): Convert SVG files to PNG images
- [Base64 to Image Decoder](https://www.freeonlinetools.io/en/tools/base64-to-image-decoder): Decode base64 string to image
- [Image to Base64 Encoder](https://www.freeonlinetools.io/en/tools/image-to-base64-encoder): Convert images to Base64 encoded strings
- [Collage Maker](https://www.freeonlinetools.io/en/tools/collage-maker): Arrange multiple photos in grid layouts
- [Color Splash](https://www.freeonlinetools.io/en/tools/color-splash): Keep one or more colors, desaturate the rest
- [Glitch Art Maker](https://www.freeonlinetools.io/en/tools/glitch-art-maker): Create glitch and distortion effects on images
- [Image Sharpener](https://www.freeonlinetools.io/en/tools/image-sharpener): Sharpen blurry photos with adjustable strength
- [Image to Sticker](https://www.freeonlinetools.io/en/tools/image-to-sticker): Cut out subjects and add a sticker border
- [Panorama Viewer](https://www.freeonlinetools.io/en/tools/panorama-viewer): View 360° and panorama images interactively
- [Passport Photo Maker](https://www.freeonlinetools.io/en/tools/passport-photo-maker): Crop photos to passport dimensions
- [Photo Booth Effects](https://www.freeonlinetools.io/en/tools/photo-booth-effects): Take webcam photos with live filters and effects
- [Photo to Cartoon Effect](https://www.freeonlinetools.io/en/tools/photo-to-cartoon-effect): Transform photos into cartoon-style illustrations
- [Photo to Pencil Sketch](https://www.freeonlinetools.io/en/tools/photo-to-pencil-sketch): Convert photos into pencil drawing effects
- [Red-Eye Remover](https://www.freeonlinetools.io/en/tools/red-eye-remover): Detect and fix red eyes in photos
- [Screenshot Beautifier](https://www.freeonlinetools.io/en/tools/screenshot-beautifier): Add backgrounds and shadows to screenshots
- [Teeth Whitener](https://www.freeonlinetools.io/en/tools/teeth-whitener): Whiten teeth in your photos naturally
- [Batch Image Converter](https://www.freeonlinetools.io/en/tools/batch-image-converter): Convert multiple images at once
- [Bokeh Effect](https://www.freeonlinetools.io/en/tools/bokeh-effect): Add background blur bokeh to images
- [Double Exposure Creator](https://www.freeonlinetools.io/en/tools/double-exposure-creator): Blend two photos into artistic double-exposure images
- [Duotone Image Maker](https://www.freeonlinetools.io/en/tools/duotone-image-maker): Apply two-color duotone effects to any image

## Video

- [Video Bitrate Adjuster](https://www.freeonlinetools.io/en/tools/video-bitrate-adjuster): Adjust video bitrate for size or quality
- [Video Frame Rate Changer](https://www.freeonlinetools.io/en/tools/video-frame-rate-changer): Convert video frame rate (24/30/60 fps)
- [Video to Frames Extractor](https://www.freeonlinetools.io/en/tools/video-to-frames-extractor): Extract all frames from a video as images
- [Screen Recorder](https://www.freeonlinetools.io/en/tools/screen-recorder): Record your screen, window, or tab privately
- [Picture-in-Picture Creator](https://www.freeonlinetools.io/en/tools/picture-in-picture-creator): Overlay a small video on a larger video
- [Video Filter](https://www.freeonlinetools.io/en/tools/video-filter): Apply color filters and effects to videos
- [Video Loop Creator](https://www.freeonlinetools.io/en/tools/video-loop-creator): Loop a video clip multiple times
- [Video Merger](https://www.freeonlinetools.io/en/tools/video-merger): Join multiple video clips into one
- [Video Resolution Changer](https://www.freeonlinetools.io/en/tools/video-resolution-changer): Resize video to a different resolution
- [Video Slideshow Maker](https://www.freeonlinetools.io/en/tools/video-slideshow-maker): Create a video slideshow from images
- [Video Watermark](https://www.freeonlinetools.io/en/tools/video-watermark): Add text or image watermark to video
- [Webcam Recorder](https://www.freeonlinetools.io/en/tools/webcam-recorder): Record video from your webcam
- [Stop Motion Maker](https://www.freeonlinetools.io/en/tools/stop-motion-maker): Create stop motion animations from your photos
- [Timelapse Creator](https://www.freeonlinetools.io/en/tools/timelapse-creator): Turn a series of photos into a timelapse video
- [Video Cropper](https://www.freeonlinetools.io/en/tools/video-cropper): Crop video dimensions to any aspect ratio
- [Add Audio to Video](https://www.freeonlinetools.io/en/tools/add-audio-to-video): Add or replace audio tracks in video files
- [Add Subtitles to Video](https://www.freeonlinetools.io/en/tools/add-subtitles-to-video): Burn SRT subtitles directly into video
- [Cinemagraph Maker](https://www.freeonlinetools.io/en/tools/cinemagraph-maker): Create a still photo with one moving area
- [Video Collage](https://www.freeonlinetools.io/en/tools/video-collage): Combine multiple videos side by side in a grid
- [Video Stabilizer](https://www.freeonlinetools.io/en/tools/video-stabilizer): Stabilize shaky video footage
- [Animated Text Video](https://www.freeonlinetools.io/en/tools/animated-text-video): Create text animations as video
- [Mute Video](https://www.freeonlinetools.io/en/tools/mute-video): Remove audio from a video file
- [Video Thumbnail Extractor](https://www.freeonlinetools.io/en/tools/video-thumbnail-extractor): Extract frames from video as thumbnail images
- [Video Metadata Viewer](https://www.freeonlinetools.io/en/tools/video-metadata-viewer): View codec, duration, and bitrate info
- [Boomerang Video Maker](https://www.freeonlinetools.io/en/tools/boomerang-video-maker): Create looping boomerang videos from clips
- [Extract Audio from Video](https://www.freeonlinetools.io/en/tools/extract-audio-from-video): Rip the audio track from any video file
- [GIF to Video](https://www.freeonlinetools.io/en/tools/gif-to-video): Convert GIF animations to MP4 or WebM video
- [Video Aspect Ratio Changer](https://www.freeonlinetools.io/en/tools/video-aspect-ratio-changer): Convert video between 16:9, 9:16, 4:3, 1:1
- [Video Compressor](https://www.freeonlinetools.io/en/tools/video-compressor): Reduce video file size while keeping quality
- [Video Format Converter](https://www.freeonlinetools.io/en/tools/video-format-converter): Convert videos to MP4, MKV, MOV, AVI, or animated GIF — with H.264 encoding, an optional audio strip, quality presets, a clip trimmer, and an inline preview
- [Video Reverse](https://www.freeonlinetools.io/en/tools/video-reverse): Play any video in reverse instantly
- [Video Rotator](https://www.freeonlinetools.io/en/tools/video-rotator): Rotate or flip videos by any angle
- [Video Speed Changer](https://www.freeonlinetools.io/en/tools/video-speed-changer): Speed up or slow down any video
- [Video to GIF](https://www.freeonlinetools.io/en/tools/video-to-gif): Convert video clips to animated GIFs
- [Video Trimmer](https://www.freeonlinetools.io/en/tools/video-trimmer): Trim video clips to the perfect length

## Audio

- [Spectrum Analyzer](https://www.freeonlinetools.io/en/tools/spectrum-analyzer): Visualize audio frequency spectrum in real time
- [Mono to Stereo Converter](https://www.freeonlinetools.io/en/tools/mono-to-stereo-converter): Convert mono audio files to stereo
- [Audio Bitrate Converter](https://www.freeonlinetools.io/en/tools/audio-bitrate-converter): Change audio file bitrate
- [Audio Crossfade](https://www.freeonlinetools.io/en/tools/audio-crossfade): Crossfade between two audio tracks
- [Chorus Effect](https://www.freeonlinetools.io/en/tools/chorus-effect): Add chorus audio effect to sounds
- [Waveform Image Generator](https://www.freeonlinetools.io/en/tools/waveform-image-generator): Export audio waveform as an image
- [Reverb Effect](https://www.freeonlinetools.io/en/tools/reverb-effect): Add reverb and room ambience to audio files
- [Sheet Music Viewer](https://www.freeonlinetools.io/en/tools/sheet-music-viewer): Display and play music notation from ABC format
- [Melody Maker](https://www.freeonlinetools.io/en/tools/melody-maker): Compose simple melodies with a visual note editor
- [ID3 Tag Editor](https://www.freeonlinetools.io/en/tools/id3-tag-editor): Edit MP3 metadata like title, artist, and album art
- [Guitar Fretboard](https://www.freeonlinetools.io/en/tools/guitar-fretboard): Interactive guitar fretboard explorer
- [Guitar Tab Viewer](https://www.freeonlinetools.io/en/tools/guitar-tab-viewer): View and play guitar tablature
- [Audio Equalizer](https://www.freeonlinetools.io/en/tools/audio-equalizer): Adjust frequency bands with multi-band EQ
- [Audio Fade In/Out](https://www.freeonlinetools.io/en/tools/audio-fade-in-out): Add smooth fade effects to audio files
- [Audio Looper](https://www.freeonlinetools.io/en/tools/audio-looper): Loop audio segments for practice or mixing
- [Audio Compressor](https://www.freeonlinetools.io/en/tools/audio-compressor): Reduce audio file size while keeping quality
- [Audio Format Converter](https://www.freeonlinetools.io/en/tools/audio-format-converter): Convert between MP3, WAV, OGG, FLAC, AAC, M4A, and Opus
- [Audio Trimmer](https://www.freeonlinetools.io/en/tools/audio-trimmer): Cut and trim audio files to the exact length
- [Audio to MIDI](https://www.freeonlinetools.io/en/tools/audio-to-midi): Detect pitch from audio and convert to MIDI notes
- [Silence Remover](https://www.freeonlinetools.io/en/tools/silence-remover): Remove silent parts from audio recordings
- [Audio Mixer](https://www.freeonlinetools.io/en/tools/audio-mixer): Mix multiple audio tracks together
- [Noise Remover](https://www.freeonlinetools.io/en/tools/noise-remover): Remove background noise from audio
- [Song Key Finder](https://www.freeonlinetools.io/en/tools/song-key-finder): Detect the musical key of audio
- [Vocal Remover](https://www.freeonlinetools.io/en/tools/vocal-remover): Remove vocals from music tracks
- [Beat Detector / BPM Counter](https://www.freeonlinetools.io/en/tools/beat-detector-bpm-counter): Detect the tempo (BPM) of any audio file
- [Loop Station](https://www.freeonlinetools.io/en/tools/loop-station): Record and layer audio loops live
- [Tone/Frequency Generator](https://www.freeonlinetools.io/en/tools/tone-frequency-generator): Generate sine, square, and saw waves
- [Echo Effect](https://www.freeonlinetools.io/en/tools/echo-effect): Add echo and delay effects to audio
- [Ambient Sound Mixer](https://www.freeonlinetools.io/en/tools/ambient-sound-mixer): Mix relaxing nature sounds
- [Binaural Beat Generator](https://www.freeonlinetools.io/en/tools/binaural-beat-generator): Generate binaural beats for focus or sleep
- [BPM Tapper](https://www.freeonlinetools.io/en/tools/bpm-tapper): Tap along to find tempo BPM
- [Chord Finder](https://www.freeonlinetools.io/en/tools/chord-finder): Guitar, piano and ukulele chord diagrams
- [Metronome](https://www.freeonlinetools.io/en/tools/metronome): Adjustable BPM metronome
- [Music Theory Reference](https://www.freeonlinetools.io/en/tools/music-theory-reference): Scales, chords, and keys quick reference
- [Piano Keyboard](https://www.freeonlinetools.io/en/tools/piano-keyboard): Play a virtual piano with realistic sounds
- [Scale Reference](https://www.freeonlinetools.io/en/tools/scale-reference): Browse musical scales with notes and intervals
- [Soundboard](https://www.freeonlinetools.io/en/tools/soundboard): Custom sound effects board
- [Speech to Text](https://www.freeonlinetools.io/en/tools/speech-to-text): Transcribe spoken words to text instantly
- [Text to Speech](https://www.freeonlinetools.io/en/tools/text-to-speech): Listen to any text read aloud using your device's speech engine
- [Voice Recorder](https://www.freeonlinetools.io/en/tools/voice-recorder): Record audio from your microphone privately
- [Volume Adjuster](https://www.freeonlinetools.io/en/tools/volume-adjuster): Adjust audio file volume levels
- [White Noise Generator](https://www.freeonlinetools.io/en/tools/white-noise-generator): Five noise tints, blendable mixes, breathing mode, filter, and offline WAV — all private
- [Distortion Effect](https://www.freeonlinetools.io/en/tools/distortion-effect): Apply audio distortion and overdrive
- [Drum Machine](https://www.freeonlinetools.io/en/tools/drum-machine): Create beats with a drum sequencer
- [Guitar/Instrument Tuner](https://www.freeonlinetools.io/en/tools/guitar-instrument-tuner): Tune your instrument using your microphone
- [Interval Trainer](https://www.freeonlinetools.io/en/tools/interval-trainer): Ear training — identify musical intervals by ear
- [Ringtone Maker](https://www.freeonlinetools.io/en/tools/ringtone-maker): Trim and convert audio to phone ringtones
- [Speed/Pitch Changer](https://www.freeonlinetools.io/en/tools/speed-pitch-changer): Change playback speed or pitch of audio
- [Synth Pad](https://www.freeonlinetools.io/en/tools/synth-pad): Play a touch-based synthesizer instrument
- [Voice Changer](https://www.freeonlinetools.io/en/tools/voice-changer): Apply fun pitch and voice effects
- [Audio Merger](https://www.freeonlinetools.io/en/tools/audio-merger): Combine multiple audio files into one
- [Audio Normalizer](https://www.freeonlinetools.io/en/tools/audio-normalizer): Normalize audio levels to a target volume
- [Audio Reverser](https://www.freeonlinetools.io/en/tools/audio-reverser): Reverse audio playback direction
- [Audio Splitter](https://www.freeonlinetools.io/en/tools/audio-splitter): Split audio at specific timestamps
- [Audio Visualizer](https://www.freeonlinetools.io/en/tools/audio-visualizer): Visualize audio as waveform or spectrum
- [Beat Maker](https://www.freeonlinetools.io/en/tools/beat-maker): Create beats with a step sequencer
- [Chord Progression Generator](https://www.freeonlinetools.io/en/tools/chord-progression-generator): Generate and play chord progressions

## Documents

- [PDF Bookmark Editor](https://www.freeonlinetools.io/en/tools/pdf-bookmark-editor): Add and edit bookmarks in PDF files
- [PDF Flatten](https://www.freeonlinetools.io/en/tools/pdf-flatten): Flatten form fields and annotations in PDFs
- [Rich Text Editor](https://www.freeonlinetools.io/en/tools/rich-text-editor): Write and format documents with a WYSIWYG editor
- [Markdown to PDF](https://www.freeonlinetools.io/en/tools/markdown-to-pdf): Convert Markdown files to styled PDF documents
- [PDF Crop](https://www.freeonlinetools.io/en/tools/pdf-crop): Crop and trim PDF page margins
- [PDF Page Reorderer](https://www.freeonlinetools.io/en/tools/pdf-page-reorderer): Drag and drop to reorder PDF pages
- [PDF to HTML](https://www.freeonlinetools.io/en/tools/pdf-to-html): Convert PDF documents to clean HTML
- [PDF Annotation](https://www.freeonlinetools.io/en/tools/pdf-annotation): Add notes, highlights, and drawings to PDFs
- [Document Scanner](https://www.freeonlinetools.io/en/tools/document-scanner): Scan documents using your camera
- [YAML Viewer](https://www.freeonlinetools.io/en/tools/yaml-viewer): View, validate, and format YAML documents
- [PDF Page Number Adder](https://www.freeonlinetools.io/en/tools/pdf-page-number-adder): Add page numbers to any PDF
- [PDF Watermark](https://www.freeonlinetools.io/en/tools/pdf-watermark): Add watermark to PDF pages
- [Image to PDF](https://www.freeonlinetools.io/en/tools/image-to-pdf): Combine multiple images into a single PDF
- [PDF Merger](https://www.freeonlinetools.io/en/tools/pdf-merger): Combine multiple PDF files into one
- [PDF Password Protect](https://www.freeonlinetools.io/en/tools/pdf-password-protect): Encrypt PDF with a password
- [PDF Rotate Pages](https://www.freeonlinetools.io/en/tools/pdf-rotate-pages): Rotate individual pages in a PDF
- [PDF Splitter](https://www.freeonlinetools.io/en/tools/pdf-splitter): Extract specific pages from a PDF
- [PDF Text Extractor](https://www.freeonlinetools.io/en/tools/pdf-text-extractor): Extract all text content from a PDF
- [PDF Unlock](https://www.freeonlinetools.io/en/tools/pdf-unlock): Remove password from PDF (if you have it)
- [HTML to PDF](https://www.freeonlinetools.io/en/tools/html-to-pdf): Convert HTML content to downloadable PDF
- [Label Maker](https://www.freeonlinetools.io/en/tools/label-maker): Create and print custom labels
- [Letter Template Generator](https://www.freeonlinetools.io/en/tools/letter-template-generator): Create formatted business and personal letters
- [Markdown Editor](https://www.freeonlinetools.io/en/tools/markdown-editor): Write and preview Markdown in real time
- [Text File Editor](https://www.freeonlinetools.io/en/tools/text-file-editor): Create and edit plain text files
- [Envelope Addresser](https://www.freeonlinetools.io/en/tools/envelope-addresser): Format and print envelope addresses
- [JSON Formatter](https://www.freeonlinetools.io/en/tools/json-formatter): Format, minify, and validate JSON data
- [JSON Viewer/Editor](https://www.freeonlinetools.io/en/tools/json-viewer-editor): View, edit, and explore JSON data visually
- [Markdown to HTML](https://www.freeonlinetools.io/en/tools/markdown-to-html): Convert Markdown text to clean HTML
- [PDF Metadata Editor](https://www.freeonlinetools.io/en/tools/pdf-metadata-editor): Edit title, author, and keywords in PDFs
- [XML Viewer/Formatter](https://www.freeonlinetools.io/en/tools/xml-viewer-formatter): Pretty-print and format XML documents
- [EPUB Reader](https://www.freeonlinetools.io/en/tools/epub-reader): Read EPUB ebooks privately
- [OCR Image to Text](https://www.freeonlinetools.io/en/tools/ocr-image-to-text): Extract text from images using OCR
- [PDF Compressor](https://www.freeonlinetools.io/en/tools/pdf-compressor): Reduce PDF file size privately
- [PDF Form Filler](https://www.freeonlinetools.io/en/tools/pdf-form-filler): Fill in PDF form fields privately
- [PDF Signature](https://www.freeonlinetools.io/en/tools/pdf-signature): Add drawn or typed signatures to PDF documents
- [PDF to Image](https://www.freeonlinetools.io/en/tools/pdf-to-image): Convert PDF pages to PNG, JPG, or WebP images
- [PDF Viewer](https://www.freeonlinetools.io/en/tools/pdf-viewer): View and navigate PDF files privately
- [Resume/CV Builder](https://www.freeonlinetools.io/en/tools/resume-cv-builder): Build professional resumes from templates
- [Business Card Maker](https://www.freeonlinetools.io/en/tools/business-card-maker): Design and download custom business cards
- [CSV Viewer/Editor](https://www.freeonlinetools.io/en/tools/csv-viewer-editor): View, edit, and export CSV files in a spreadsheet grid
- [Document Comparison](https://www.freeonlinetools.io/en/tools/document-comparison): Find differences between two text documents instantly

## Text

- [Rhyme Finder](https://www.freeonlinetools.io/en/tools/rhyme-finder): Find perfect and near rhymes for any word
- [Anagram Solver](https://www.freeonlinetools.io/en/tools/anagram-solver): Find all valid anagrams of any word
- [Unicode Lookup](https://www.freeonlinetools.io/en/tools/unicode-lookup): Search Unicode by name or code
- [URL Encoder/Decoder](https://www.freeonlinetools.io/en/tools/url-encoder-decoder): Encode and decode URLs instantly
- [NATO Phonetic Alphabet](https://www.freeonlinetools.io/en/tools/nato-phonetic-alphabet): Convert text to NATO phonetic alphabet
- [Paragraph Counter](https://www.freeonlinetools.io/en/tools/paragraph-counter): Count paragraphs in your text
- [Pig Latin Converter](https://www.freeonlinetools.io/en/tools/pig-latin-converter): Convert text to and from Pig Latin
- [Duplicate Line Remover](https://www.freeonlinetools.io/en/tools/duplicate-line-remover): Remove duplicate lines from text
- [Acronym Generator](https://www.freeonlinetools.io/en/tools/acronym-generator): Generate acronyms from phrases instantly
- [Add Prefix/Suffix](https://www.freeonlinetools.io/en/tools/add-prefix-suffix): Add text before or after each line
- [ASCII Art Generator](https://www.freeonlinetools.io/en/tools/ascii-art-text-generator): Turn text into ASCII art
- [Blank Line Remover](https://www.freeonlinetools.io/en/tools/blank-line-remover): Remove empty blank lines from text
- [Braille Translator](https://www.freeonlinetools.io/en/tools/braille-translator): Convert text to Braille Unicode characters
- [Bubble Text Generator](https://www.freeonlinetools.io/en/tools/bubble-text-generator): Generate circled bubble letter text
- [Character Counter](https://www.freeonlinetools.io/en/tools/character-counter): Count characters with and without spaces
- [Emoji Picker](https://www.freeonlinetools.io/en/tools/emoji-picker-search): Search, browse, and copy emoji characters
- [Fancy Text Generator](https://www.freeonlinetools.io/en/tools/fancy-text-generator): Convert text to Unicode styled fonts
- [Find and Replace](https://www.freeonlinetools.io/en/tools/find-and-replace): Search and replace text within content
- [Morse Code Translator](https://www.freeonlinetools.io/en/tools/morse-code-translator): Convert text to and from Morse code
- [Reading Time Calculator](https://www.freeonlinetools.io/en/tools/reading-time-calculator): Estimate how long it takes to read any text
- [Small/Superscript Text](https://www.freeonlinetools.io/en/tools/small-superscript-text): Generate small superscript styled text
- [Special Character Map](https://www.freeonlinetools.io/en/tools/special-character-map): Browse and copy Unicode special characters
- [Strikethrough Text Generator](https://www.freeonlinetools.io/en/tools/strikethrough-text-generator): Create strikethrough styled text instantly
- [Text Case Converter](https://www.freeonlinetools.io/en/tools/text-case-converter): Transform text to uppercase, lowercase, title case, and more
- [Upside Down Text](https://www.freeonlinetools.io/en/tools/upside-down-text): Flip, reverse, mirror, swap word order, or glitch text with Unicode characters
- [Word Counter](https://www.freeonlinetools.io/en/tools/word-counter): Count words, characters, and sentences
- [Zalgo Text Generator](https://www.freeonlinetools.io/en/tools/zalgo-text-generator): Add glitchy combining characters to text
- [Base64 Encoder/Decoder](https://www.freeonlinetools.io/en/tools/base64-encoder-decoder): Encode and decode Base64 strings instantly
- [Invisible Character Detector](https://www.freeonlinetools.io/en/tools/invisible-character-detector): Find hidden Unicode characters in text
- [Line Counter](https://www.freeonlinetools.io/en/tools/line-counter): Count lines in any text
- [List Formatter](https://www.freeonlinetools.io/en/tools/list-formatter): Convert between list formats
- [Readability Score](https://www.freeonlinetools.io/en/tools/readability-score): Analyze text readability with multiple indexes
- [Sentence Counter](https://www.freeonlinetools.io/en/tools/sentence-counter): Count sentences in any text
- [Speaking Time Calculator](https://www.freeonlinetools.io/en/tools/speaking-time-calculator): Estimate speaking duration for text
- [Syllable Counter](https://www.freeonlinetools.io/en/tools/syllable-counter): Count syllables in words and text
- [Text Diff/Compare](https://www.freeonlinetools.io/en/tools/text-diff-compare): Compare two texts side by side
- [Text Reverser](https://www.freeonlinetools.io/en/tools/text-reverser): Reverse text, words, or lines instantly
- [Text Sorter](https://www.freeonlinetools.io/en/tools/text-sorter): Sort lines alphabetically or numerically
- [Text Statistics Dashboard](https://www.freeonlinetools.io/en/tools/text-statistics-dashboard): Word counts, reading level, keyword frequency, and more
- [Text to Binary](https://www.freeonlinetools.io/en/tools/text-to-binary): Convert text to binary representation
- [Text Trimmer](https://www.freeonlinetools.io/en/tools/text-trimmer): Remove extra whitespace from text
- [CSV to JSON Converter](https://www.freeonlinetools.io/en/tools/csv-to-json-converter): Convert CSV data to JSON format
- [HTML Entity Encoder/Decoder](https://www.freeonlinetools.io/en/tools/html-entity-encoder-decoder): Encode and decode HTML entities
- [JSON to CSV Converter](https://www.freeonlinetools.io/en/tools/json-to-csv-converter): Convert JSON arrays to CSV format
- [JSON to TypeScript](https://www.freeonlinetools.io/en/tools/json-to-typescript): Generate TypeScript interfaces from JSON
- [JSON to XML Converter](https://www.freeonlinetools.io/en/tools/json-to-xml-converter): Convert JSON data to XML format
- [JSON to YAML Converter](https://www.freeonlinetools.io/en/tools/json-to-yaml-converter): Convert JSON to YAML format
- [Keyword Density Analyzer](https://www.freeonlinetools.io/en/tools/keyword-density-analyzer): Analyze word frequency and keyword density
- [Line Number Adder](https://www.freeonlinetools.io/en/tools/line-number-adder): Add line numbers to any text block
- [Markdown Table Generator](https://www.freeonlinetools.io/en/tools/markdown-table-generator): Create Markdown tables with a visual editor
- [Text Columns Formatter](https://www.freeonlinetools.io/en/tools/text-columns-formatter): Arrange text into aligned columns
- [Text to Hex](https://www.freeonlinetools.io/en/tools/text-to-hex): Convert text to hexadecimal encoding
- [Text to Octal](https://www.freeonlinetools.io/en/tools/text-to-octal): Convert text to octal encoding
- [Text to Slug](https://www.freeonlinetools.io/en/tools/text-to-slug): Create URL-friendly slugs from text
- [Text Wrapper](https://www.freeonlinetools.io/en/tools/text-wrapper): Wrap text at a specified character limit
- [TSV to CSV Converter](https://www.freeonlinetools.io/en/tools/tsv-to-csv-converter): Convert tab-separated values to CSV format
- [Unicode Escape Converter](https://www.freeonlinetools.io/en/tools/unicode-escape-converter): Convert between \uXXXX escapes and characters
- [Whitespace Visualizer](https://www.freeonlinetools.io/en/tools/whitespace-visualizer): Show tabs, spaces, and newlines in text
- [XML to JSON Converter](https://www.freeonlinetools.io/en/tools/xml-to-json-converter): Convert XML data to JSON format
- [YAML to JSON Converter](https://www.freeonlinetools.io/en/tools/yaml-to-json-converter): Convert YAML to JSON format

## Calculators

- [Regression Calculator](https://www.freeonlinetools.io/en/tools/regression-calculator): Perform linear and polynomial regression analysis
- [Matrix Calculator](https://www.freeonlinetools.io/en/tools/matrix-calculator): Perform matrix operations and calculations
- [Chi-Square Calculator](https://www.freeonlinetools.io/en/tools/chi-square-calculator): Perform chi-square statistical tests
- [Graphing Calculator](https://www.freeonlinetools.io/en/tools/graphing-calculator): Plot mathematical functions on a graph
- [Area Calculator Map](https://www.freeonlinetools.io/en/tools/area-calculator-map): Draw shapes on a map to calculate area
- [Z-Score Calculator](https://www.freeonlinetools.io/en/tools/z-score-calculator): Calculate z-scores, percentiles, and probabilities
- [Number Base Converter](https://www.freeonlinetools.io/en/tools/number-base-converter): Convert between binary, octal, decimal, hex
- [Pool Volume Calculator](https://www.freeonlinetools.io/en/tools/pool-volume-calculator): Calculate swimming pool water volume
- [Prime Number Checker](https://www.freeonlinetools.io/en/tools/prime-number-checker): Check if a number is prime
- [Probability Calculator](https://www.freeonlinetools.io/en/tools/probability-calculator): Calculate probability and combinations
- [Fence Calculator](https://www.freeonlinetools.io/en/tools/fence-calculator): Calculate fencing materials needed
- [GCD/LCM Calculator](https://www.freeonlinetools.io/en/tools/gcd-lcm-calculator): Calculate GCD and LCM
- [Drywall Calculator](https://www.freeonlinetools.io/en/tools/drywall-calculator): Estimate drywall sheets for your project
- [Concrete Calculator](https://www.freeonlinetools.io/en/tools/concrete-calculator): Calculate concrete volume needed for a project
- [Aspect Ratio Calculator](https://www.freeonlinetools.io/en/tools/aspect-ratio-calculator): Calculate and convert aspect ratios
- [Age Calculator](https://www.freeonlinetools.io/en/tools/age-calculator): Calculate exact age from birthdate
- [Age in Days & Hours](https://www.freeonlinetools.io/en/tools/age-in-days-hours): Your age in days, hours, seconds
- [Basic Calculator](https://www.freeonlinetools.io/en/tools/basic-calculator): Standard arithmetic calculator
- [Bill Splitter](https://www.freeonlinetools.io/en/tools/bill-splitter): Split bills among friends easily
- [BMI Calculator](https://www.freeonlinetools.io/en/tools/bmi-calculator): Calculate Body Mass Index from height and weight
- [Body Fat Calculator](https://www.freeonlinetools.io/en/tools/body-fat-calculator): Estimate body fat percentage
- [Brick Calculator](https://www.freeonlinetools.io/en/tools/brick-calculator): Calculate number of bricks needed
- [Calorie Calculator](https://www.freeonlinetools.io/en/tools/calorie-calculator): Calculate daily calorie needs (TDEE)
- [Carbon Footprint Calculator](https://www.freeonlinetools.io/en/tools/carbon-footprint-calculator): Estimate personal CO2 footprint
- [Date Add/Subtract](https://www.freeonlinetools.io/en/tools/date-add-subtract): Add or subtract days, months, years
- [Date Difference Calculator](https://www.freeonlinetools.io/en/tools/date-difference-calculator): Count days between two dates
- [Discount Calculator](https://www.freeonlinetools.io/en/tools/discount-calculator): Calculate sale price and savings
- [Electricity Bill Calculator](https://www.freeonlinetools.io/en/tools/electricity-bill-calculator): Estimate monthly electric bill from usage
- [Flooring Calculator](https://www.freeonlinetools.io/en/tools/flooring-calculator): Calculate flooring area and materials needed
- [Fraction Calculator](https://www.freeonlinetools.io/en/tools/fraction-calculator): Add, subtract, multiply, divide fractions
- [Fuel Cost Calculator](https://www.freeonlinetools.io/en/tools/fuel-cost-calculator): Calculate fuel cost for a road trip
- [Ideal Weight Calculator](https://www.freeonlinetools.io/en/tools/ideal-weight-calculator): Calculate ideal weight range for your height
- [Macro Calculator](https://www.freeonlinetools.io/en/tools/macro-calculator): Calculate daily protein, carb, and fat needs
- [Ovulation Calculator](https://www.freeonlinetools.io/en/tools/ovulation-calculator): Calculate your fertile window and ovulation
- [Pace Calculator](https://www.freeonlinetools.io/en/tools/pace-calculator): Calculate your running or walking pace
- [Paint Calculator](https://www.freeonlinetools.io/en/tools/paint-calculator): Calculate how much paint you need for a room
- [Percentage Calculator](https://www.freeonlinetools.io/en/tools/percentage-calculator): Find percentage of or percentage change
- [Pregnancy Due Date Calculator](https://www.freeonlinetools.io/en/tools/pregnancy-due-date-calculator): Estimate baby due date from last period
- [Random Number Generator](https://www.freeonlinetools.io/en/tools/random-number-generator): Generate cryptographically secure random numbers
- [Speed/Distance/Time Calculator](https://www.freeonlinetools.io/en/tools/speed-distance-time-calculator): Solve for speed, distance, or time quickly
- [Tile Calculator](https://www.freeonlinetools.io/en/tools/tile-calculator): Estimate tiles needed for any area
- [Time Zone Converter](https://www.freeonlinetools.io/en/tools/time-zone-converter): Convert times between world time zones
- [Tip Calculator](https://www.freeonlinetools.io/en/tools/tip-calculator): Calculate tips and split bills easily
- [Wallpaper Calculator](https://www.freeonlinetools.io/en/tools/wallpaper-calculator): Calculate how many rolls you need
- [Gravel/Sand Calculator](https://www.freeonlinetools.io/en/tools/gravel-sand-calculator): Calculate tonnage of gravel or sand needed
- [Life Percentage Calculator](https://www.freeonlinetools.io/en/tools/life-percentage-calculator): See what percentage of your life you've lived
- [Quadratic Formula Solver](https://www.freeonlinetools.io/en/tools/quadratic-formula-solver): Solve ax² + bx + c = 0 equations
- [Roofing Calculator](https://www.freeonlinetools.io/en/tools/roofing-calculator): Calculate roofing materials needed
- [Roman Numeral Converter](https://www.freeonlinetools.io/en/tools/roman-numeral-converter): Convert Roman numerals to decimal and back, with date and batch modes plus extended-range vinculum support
- [Soil/Mulch Calculator](https://www.freeonlinetools.io/en/tools/soil-mulch-calculator): Calculate bags of soil or mulch needed
- [Staircase Calculator](https://www.freeonlinetools.io/en/tools/staircase-calculator): Calculate rise, run, and stair count
- [Statistics Calculator](https://www.freeonlinetools.io/en/tools/statistics-calculator): Calculate mean, median, mode & more
- [Binary Calculator](https://www.freeonlinetools.io/en/tools/binary-calculator): Perform arithmetic in binary
- [Board Feet Calculator](https://www.freeonlinetools.io/en/tools/board-feet-calculator): Calculate lumber board feet
- [Factorial Calculator](https://www.freeonlinetools.io/en/tools/factorial-calculator): Calculate n! for any non-negative integer
- [Fibonacci Generator](https://www.freeonlinetools.io/en/tools/fibonacci-generator): Generate Fibonacci sequence up to n terms
- [ISO Week Number](https://www.freeonlinetools.io/en/tools/iso-week-number): Find the ISO week number for any date
- [PPI/DPI Calculator](https://www.freeonlinetools.io/en/tools/ppi-dpi-calculator): Calculate pixels per inch for any display or print
- [Significant Figures Rounder](https://www.freeonlinetools.io/en/tools/significant-figures-rounder): Round numbers to a specific number of sig figs
- [Standard Deviation Calculator](https://www.freeonlinetools.io/en/tools/standard-deviation-calculator): Calculate standard deviation from a data set
- [Scientific Calculator](https://www.freeonlinetools.io/en/tools/scientific-calculator): Trig, logarithms, powers, and more
- [Equation Solver](https://www.freeonlinetools.io/en/tools/equation-solver): Solve linear, quadratic, and polynomial equations

## Units

- [Time Unit Converter](https://www.freeonlinetools.io/en/tools/time-unit-converter): Convert between time units instantly
- [Timestamp Converter](https://www.freeonlinetools.io/en/tools/timestamp-converter): Convert Unix timestamps to dates
- [Torque Converter](https://www.freeonlinetools.io/en/tools/torque-converter): Convert between torque units
- [Angle Converter](https://www.freeonlinetools.io/en/tools/angle-converter): Convert degrees, radians, gradians, turns, arc minutes, arc seconds, and DMS
- [Area Converter](https://www.freeonlinetools.io/en/tools/area-converter): Convert area units instantly
- [Clothing Size Converter](https://www.freeonlinetools.io/en/tools/clothing-size-converter): Convert clothing sizes between US, UK, EU, AU, JP and CN — by label or by body measurement, with France, Italy and Korea on tap
- [Cooking Measurement Converter](https://www.freeonlinetools.io/en/tools/cooking-measurement-converter): Convert cups, tbsp, tsp, ml, and grams
- [Data Storage Converter](https://www.freeonlinetools.io/en/tools/data-storage-converter): Convert bytes, KB, MB, GB, TB, PB
- [Length Converter](https://www.freeonlinetools.io/en/tools/length-converter): Convert between length and distance units
- [Shoe Size Converter](https://www.freeonlinetools.io/en/tools/shoe-size-converter): Convert between US, UK, EU, AU, CN, MX, BR, CM, JP, and KR shoe sizes
- [Temperature Converter](https://www.freeonlinetools.io/en/tools/temperature-converter): Convert between Celsius, Fahrenheit, Kelvin, Rankine and Réaumur instantly
- [Volume Converter](https://www.freeonlinetools.io/en/tools/volume-converter): Convert between volume units instantly
- [Weight Converter](https://www.freeonlinetools.io/en/tools/weight-converter): Convert between weight and mass units
- [MPG/L per 100km Converter](https://www.freeonlinetools.io/en/tools/mpg-l-per-100km-converter): Convert fuel efficiency between MPG and L/100km
- [Speed Converter](https://www.freeonlinetools.io/en/tools/speed-converter): Convert between speed units
- [Data Rate Converter](https://www.freeonlinetools.io/en/tools/data-rate-converter): Convert between bps, Kbps, Mbps, Gbps
- [Energy Converter](https://www.freeonlinetools.io/en/tools/energy-converter): Convert between J, kJ, cal, kcal, kWh, BTU
- [Force Converter](https://www.freeonlinetools.io/en/tools/force-converter): Convert between force units instantly
- [Frequency Converter](https://www.freeonlinetools.io/en/tools/frequency-converter): Convert Hz, kHz, MHz, GHz instantly
- [Power Converter](https://www.freeonlinetools.io/en/tools/power-converter): Convert between watts, kilowatts, horsepower, BTU/h
- [Pressure Converter](https://www.freeonlinetools.io/en/tools/pressure-converter): Convert atm, bar, PSI, Pa, hPa, kPa, MPa, mbar, mmHg, kgf/cm², and more
- [Typography Unit Converter](https://www.freeonlinetools.io/en/tools/typography-unit-converter): Convert between px, em, rem, pt, %, vw, and vh

## Colors

- [Mesh Gradient Generator](https://www.freeonlinetools.io/en/tools/mesh-gradient-generator): Create layered mesh gradient backgrounds
- [Color Code Converter](https://www.freeonlinetools.io/en/tools/color-code-converter): Convert HEX, RGB, HSL, CMYK & HSV color codes
- [Color Converter](https://www.freeonlinetools.io/en/tools/color-converter): Convert HEX, RGB, HSL, HSV & CMYK codes
- [Color Mixer](https://www.freeonlinetools.io/en/tools/color-mixer): Mix two colors together visually
- [Color Name Finder](https://www.freeonlinetools.io/en/tools/color-name-finder): Find the closest named color to any value
- [Complementary Color Finder](https://www.freeonlinetools.io/en/tools/complementary-color-finder): Find complementary colors for any input
- [Brand Color Explorer](https://www.freeonlinetools.io/en/tools/brand-color-explorer): Browse popular brand colors
- [Color Palette Generator](https://www.freeonlinetools.io/en/tools/color-palette-generator): Generate harmonious color palettes
- [Color Picker](https://www.freeonlinetools.io/en/tools/color-picker): Pick and adjust colors visually
- [Image to Palette](https://www.freeonlinetools.io/en/tools/image-to-palette): Extract color palette from any image
- [Gradient Generator](https://www.freeonlinetools.io/en/tools/gradient-generator): Create and copy CSS gradient code
- [Image Color Picker](https://www.freeonlinetools.io/en/tools/image-color-picker): Click on image to get exact color value
- [Monochromatic Palette](https://www.freeonlinetools.io/en/tools/monochromatic-palette): Generate shades and tints of one color
- [Random Color Generator](https://www.freeonlinetools.io/en/tools/random-color-generator): Generate random colors with codes
- [Color Temperature Tool](https://www.freeonlinetools.io/en/tools/color-temperature-tool): Adjust warm to cool color temperature
- [Contrast Checker WCAG](https://www.freeonlinetools.io/en/tools/contrast-checker-wcag): Check color contrast accessibility
- [CSS Color Code Generator](https://www.freeonlinetools.io/en/tools/css-color-code-generator): Generate CSS color values
- [Gradient to CSS](https://www.freeonlinetools.io/en/tools/gradient-to-css): Paste any CSS gradient to reverse-engineer, edit visually, and copy back
- [Material Design Color Picker](https://www.freeonlinetools.io/en/tools/material-design-color-picker): Browse and pick Material Design colors
- [Tailwind Color Finder](https://www.freeonlinetools.io/en/tools/tailwind-color-finder): Find the closest Tailwind CSS color class
- [Color Harmony Analyzer](https://www.freeonlinetools.io/en/tools/color-harmony-analyzer): Analyze if colors work well together
- [Color Scheme Creator](https://www.freeonlinetools.io/en/tools/color-scheme-creator): Create monochromatic, complementary, and triadic schemes
- [Color Wheel](https://www.freeonlinetools.io/en/tools/color-wheel): Explore color harmonies with an interactive wheel

## Design

- [Texture Generator](https://www.freeonlinetools.io/en/tools/texture-generator): Create procedural textures and patterns
- [Org Chart Maker](https://www.freeonlinetools.io/en/tools/org-chart-maker): Create organizational hierarchy charts
- [Particle Effect Generator](https://www.freeonlinetools.io/en/tools/particle-effect-generator): Create customizable particle animations
- [CSS Animation Generator](https://www.freeonlinetools.io/en/tools/css-animation-generator): Build CSS keyframe animations visually
- [YouTube Thumbnail Maker](https://www.freeonlinetools.io/en/tools/youtube-thumbnail-maker): Design eye-catching YouTube thumbnails
- [Word Cloud Generator](https://www.freeonlinetools.io/en/tools/word-cloud-generator): Create visual word clouds from text
- [Timeline Maker](https://www.freeonlinetools.io/en/tools/timeline-maker): Create visual timelines for projects and events
- [Poster Maker](https://www.freeonlinetools.io/en/tools/poster-maker): Design posters with text, images, and backgrounds
- [Seating Chart Maker](https://www.freeonlinetools.io/en/tools/seating-chart-maker): Design event seating arrangements with drag-and-drop
- [Menu Designer](https://www.freeonlinetools.io/en/tools/menu-designer): Design restaurant and cafe menus with templates
- [Mind Map Creator](https://www.freeonlinetools.io/en/tools/mind-map-creator): Create and organize mind maps visually
- [Pattern Maker](https://www.freeonlinetools.io/en/tools/pattern-maker): Create seamless repeating patterns and tiles
- [Logo Maker](https://www.freeonlinetools.io/en/tools/logo-maker): Create simple text and icon logos
- [Flowchart Maker](https://www.freeonlinetools.io/en/tools/flowchart-maker): Create and export flowchart diagrams
- [Flyer Maker](https://www.freeonlinetools.io/en/tools/flyer-maker): Design printable flyers with templates
- [Icon Maker](https://www.freeonlinetools.io/en/tools/icon-maker): Create custom icons and favicons
- [Album/Book Cover Maker](https://www.freeonlinetools.io/en/tools/album-book-cover-maker): Design album and book covers with templates
- [Wireframe Tool](https://www.freeonlinetools.io/en/tools/wireframe-tool): Create simple wireframes and mockups
- [Avatar Creator](https://www.freeonlinetools.io/en/tools/avatar-creator): Design custom cartoon-style avatars
- [Infographic Maker](https://www.freeonlinetools.io/en/tools/infographic-maker): Create simple infographics with charts and text
- [SVG Editor](https://www.freeonlinetools.io/en/tools/svg-editor): Create and edit SVG vector graphics
- [Vision Board Maker](https://www.freeonlinetools.io/en/tools/vision-board-maker): Create drag-and-drop vision boards
- [Whiteboard](https://www.freeonlinetools.io/en/tools/whiteboard): Freeform drawing and diagramming board
- [Comic Strip Creator](https://www.freeonlinetools.io/en/tools/comic-strip-creator): Design multi-panel comic strips
- [Mood Board Creator](https://www.freeonlinetools.io/en/tools/mood-board-creator): Create visual mood boards with drag-and-drop
- [Ticket Maker](https://www.freeonlinetools.io/en/tools/ticket-maker): Design event and raffle tickets
- [Typography Tester](https://www.freeonlinetools.io/en/tools/typography-tester): Test font sizes, spacing, and styles
- [Name Tag Maker](https://www.freeonlinetools.io/en/tools/name-tag-maker): Design and print custom name tags
- [Place Card Maker](https://www.freeonlinetools.io/en/tools/place-card-maker): Create printable table place cards
- [Font Pairer](https://www.freeonlinetools.io/en/tools/font-pairer): Get font combination suggestions
- [Coupon Maker](https://www.freeonlinetools.io/en/tools/coupon-maker): Design printable coupons and vouchers
- [Font Previewer](https://www.freeonlinetools.io/en/tools/font-previewer): Preview text in hundreds of fonts
- [Neon Text Effect](https://www.freeonlinetools.io/en/tools/neon-text-effect): Create glowing neon text images
- [Photo Booth Overlay](https://www.freeonlinetools.io/en/tools/photo-booth-overlay): Add fun frames and overlays to your photos
- [Signature Maker](https://www.freeonlinetools.io/en/tools/signature-maker): Create and save digital signatures
- [Badge/Button Maker](https://www.freeonlinetools.io/en/tools/badge-button-maker): Design custom badges and buttons
- [Price Tag Maker](https://www.freeonlinetools.io/en/tools/price-tag-maker): Design and print retail price tags and labels
- [Collage Template Maker](https://www.freeonlinetools.io/en/tools/collage-template-maker): Design custom collage layout templates
- [Greeting Card Maker](https://www.freeonlinetools.io/en/tools/greeting-card-maker): Design custom greeting cards for any occasion
- [Instagram Story Maker](https://www.freeonlinetools.io/en/tools/instagram-story-maker): Design 9:16 stories for Instagram and social media
- [Invitation Maker](https://www.freeonlinetools.io/en/tools/invitation-maker): Design event invitations with custom templates
- [Social Media Post Creator](https://www.freeonlinetools.io/en/tools/social-media-post-creator): Design posts sized for every social platform
- [Sticker Maker](https://www.freeonlinetools.io/en/tools/sticker-maker): Design custom stickers from your photos
- [Banner/Header Maker](https://www.freeonlinetools.io/en/tools/banner-header-maker): Create social media banners and headers
- [Certificate Designer](https://www.freeonlinetools.io/en/tools/certificate-designer): Design custom certificates with templates
- [Chart/Graph Maker](https://www.freeonlinetools.io/en/tools/chart-graph-maker): Create bar, line, pie, doughnut, scatter, and radar charts

## QR & Barcodes

- [Bulk QR Generator](https://www.freeonlinetools.io/en/tools/bulk-qr-generator): Generate many QR codes at once
- [Barcode Reader](https://www.freeonlinetools.io/en/tools/barcode-reader): Scan and decode barcodes from camera or image
- [QR Code Generator Email](https://www.freeonlinetools.io/en/tools/qr-code-generator-email): Generate QR codes for email addresses
- [QR Code Generator Event](https://www.freeonlinetools.io/en/tools/qr-code-generator-event): Generate QR codes for calendar events
- [QR Code Generator Location](https://www.freeonlinetools.io/en/tools/qr-code-generator-location): Generate QR codes for map locations
- [QR Code Generator Phone](https://www.freeonlinetools.io/en/tools/qr-code-generator-phone): Generate QR codes for phone numbers
- [QR Code Customizer](https://www.freeonlinetools.io/en/tools/qr-code-customizer): Create QR codes with custom colors and logos
- [QR Code Generator](https://www.freeonlinetools.io/en/tools/qr-code-generator): Generate QR codes from text or URLs
- [QR Code Generator Text](https://www.freeonlinetools.io/en/tools/qr-code-generator-text): Generate QR codes from any plain text
- [QR Code Generator URL](https://www.freeonlinetools.io/en/tools/qr-code-generator-url): Generate QR codes from website URLs
- [QR Code Generator vCard](https://www.freeonlinetools.io/en/tools/qr-code-generator-vcard): Generate QR codes with contact information
- [QR Code Generator WiFi](https://www.freeonlinetools.io/en/tools/qr-code-generator-wifi): Generate QR codes for WiFi network access
- [QR Code Reader](https://www.freeonlinetools.io/en/tools/qr-code-reader): Scan and decode QR codes from images
- [Barcode Generator](https://www.freeonlinetools.io/en/tools/barcode-generator): Generate barcodes in multiple formats
- [QR Code Generator SMS](https://www.freeonlinetools.io/en/tools/qr-code-generator-sms): Generate QR codes for SMS messages
- [Barcode for Products](https://www.freeonlinetools.io/en/tools/barcode-for-products): Generate UPC, EAN, CODE 128 and CODE 39 barcodes for product inventory
- [Barcode Generator Code128](https://www.freeonlinetools.io/en/tools/barcode-generator-code128): Generate Code 128 barcodes for labels
- [Barcode Generator Code39](https://www.freeonlinetools.io/en/tools/barcode-generator-code39): Generate Code 39 barcodes for labels
- [Barcode Generator EAN](https://www.freeonlinetools.io/en/tools/barcode-generator-ean): Generate EAN barcodes for retail products
- [Barcode Generator ITF-14](https://www.freeonlinetools.io/en/tools/barcode-generator-itf-14): Generate ITF-14 barcodes for shipping
- [Barcode Generator UPC](https://www.freeonlinetools.io/en/tools/barcode-generator-upc): Generate UPC-A product barcodes
- [Data Matrix Generator](https://www.freeonlinetools.io/en/tools/data-matrix-generator): Generate 2D Data Matrix barcodes
- [PDF417 Generator](https://www.freeonlinetools.io/en/tools/pdf417-generator): Create PDF417 barcodes from text or data

## Security

- [PGP Key Generator](https://www.freeonlinetools.io/en/tools/pgp-key-generator): Generate PGP encryption key pairs
- [Secure Notes](https://www.freeonlinetools.io/en/tools/secure-notes): Create and store encrypted notes locally
- [File Encryptor](https://www.freeonlinetools.io/en/tools/file-encryptor): Encrypt files with AES-256 encryption
- [SSL Certificate Decoder](https://www.freeonlinetools.io/en/tools/ssl-certificate-decoder): Decode and inspect SSL/TLS certificates
- [Caesar Cipher Tool](https://www.freeonlinetools.io/en/tools/caesar-cipher-tool): Shift cipher with custom rotation
- [Passphrase Generator](https://www.freeonlinetools.io/en/tools/passphrase-generator): Generate strong memorable passphrases
- [Password Generator](https://www.freeonlinetools.io/en/tools/password-generator): Generate strong random passwords instantly
- [Password Strength Checker](https://www.freeonlinetools.io/en/tools/password-strength-checker): Analyze how strong a password is
- [ROT13 Encoder](https://www.freeonlinetools.io/en/tools/rot13-encoder): Encode and decode ROT13 cipher text
- [Text Decryptor AES](https://www.freeonlinetools.io/en/tools/text-decryptor-aes): Decrypt AES-encrypted text
- [Text Encryptor AES](https://www.freeonlinetools.io/en/tools/text-encryptor-aes): Encrypt text with AES encryption
- [Bcrypt Hash Generator](https://www.freeonlinetools.io/en/tools/bcrypt-hash-generator): Generate bcrypt password hashes
- [Data Wipe Tool](https://www.freeonlinetools.io/en/tools/data-wipe-tool): Securely clear form data and storage
- [File Hash Checker](https://www.freeonlinetools.io/en/tools/file-hash-checker): Calculate MD5, SHA-1, SHA-256, SHA-512, and BLAKE2b checksums
- [File Hash Generator](https://www.freeonlinetools.io/en/tools/file-hash-generator): Get file checksums for integrity verification
- [Hash Generator MD5](https://www.freeonlinetools.io/en/tools/hash-generator-md5): Generate MD5 hashes from text or files
- [Hash Generator SHA-1](https://www.freeonlinetools.io/en/tools/hash-generator-sha-1): Generate SHA-1 hashes from text or files
- [Hash Generator SHA-256](https://www.freeonlinetools.io/en/tools/hash-generator-sha-256): Generate SHA-256 hashes from text or files
- [Hash Generator SHA-512](https://www.freeonlinetools.io/en/tools/hash-generator-sha-512): Generate SHA-512 hashes from text or files
- [Hash Verifier](https://www.freeonlinetools.io/en/tools/hash-verifier): Verify hash matches for text or files
- [HMAC Generator](https://www.freeonlinetools.io/en/tools/hmac-generator): Generate HMAC authentication signatures
- [JWT Decoder](https://www.freeonlinetools.io/en/tools/jwt-decoder): Decode and inspect JWT tokens instantly
- [Random Token Generator](https://www.freeonlinetools.io/en/tools/random-token-generator): Generate cryptographically secure random tokens
- [RSA Key Generator](https://www.freeonlinetools.io/en/tools/rsa-key-generator): Generate RSA public/private key pairs privately
- [UUID Generator](https://www.freeonlinetools.io/en/tools/uuid-generator): Generate UUID v4 and v7 identifiers
- [TOTP Generator](https://www.freeonlinetools.io/en/tools/totp-generator): Generate time-based and counter-based 2FA codes
- [File Decryptor](https://www.freeonlinetools.io/en/tools/file-decryptor): Decrypt AES, RSA, and other encrypted files locally

## Productivity

- [Survey Creator](https://www.freeonlinetools.io/en/tools/survey-creator): Design multi-question surveys and collect responses
- [Quiz Maker](https://www.freeonlinetools.io/en/tools/quiz-maker): Create and share multiple-choice quizzes
- [Kanban Board](https://www.freeonlinetools.io/en/tools/kanban-board): Drag-and-drop task board for project management
- [Form Builder](https://www.freeonlinetools.io/en/tools/form-builder): Build forms with drag-and-drop fields
- [Wedding Planner](https://www.freeonlinetools.io/en/tools/wedding-planner): Wedding planning checklist and tracker
- [Priority Matrix](https://www.freeonlinetools.io/en/tools/priority-matrix): Organize tasks with Eisenhower matrix
- [Decision Matrix](https://www.freeonlinetools.io/en/tools/decision-matrix): Score and compare options objectively
- [Event Planner](https://www.freeonlinetools.io/en/tools/event-planner): Organize events with tasks and timelines
- [Agenda Maker](https://www.freeonlinetools.io/en/tools/agenda-maker): Create structured meeting agendas
- [Attendance Tracker](https://www.freeonlinetools.io/en/tools/attendance-tracker): Track attendance for events or classes
- [Bookmark Manager](https://www.freeonlinetools.io/en/tools/bookmark-manager): Organize and categorize links
- [Checklist Maker](https://www.freeonlinetools.io/en/tools/checklist-maker): Create printable checklists
- [Clipboard Copier](https://www.freeonlinetools.io/en/tools/clipboard-copier): Copy formatted content to clipboard
- [Countdown to Event](https://www.freeonlinetools.io/en/tools/countdown-to-event): Countdown timer to a future date
- [Daily Planner](https://www.freeonlinetools.io/en/tools/daily-planner): Hour-by-hour daily schedule planner
- [Decision Maker](https://www.freeonlinetools.io/en/tools/decision-maker): Random pick from multiple options
- [Goal Tracker](https://www.freeonlinetools.io/en/tools/goal-tracker): Set and track personal goals with progress
- [Grocery List](https://www.freeonlinetools.io/en/tools/grocery-list): Create a smart categorized grocery list
- [Habit Tracker](https://www.freeonlinetools.io/en/tools/habit-tracker): Track daily habits and build streaks
- [Journal/Diary](https://www.freeonlinetools.io/en/tools/journal-diary): Write and save daily journal entries
- [Meal Planner](https://www.freeonlinetools.io/en/tools/meal-planner): Plan weekly meals and recipes
- [Multiple Timers](https://www.freeonlinetools.io/en/tools/multiple-timers): Run several countdown timers at once
- [Packing List](https://www.freeonlinetools.io/en/tools/packing-list): Create a travel packing checklist
- [Plant Watering Reminder](https://www.freeonlinetools.io/en/tools/plant-watering-reminder): Track and schedule plant watering times
- [Poll/Vote Creator](https://www.freeonlinetools.io/en/tools/poll-vote-creator): Create simple polls and collect votes locally
- [Pomodoro Timer](https://www.freeonlinetools.io/en/tools/pomodoro-timer): Focus timer with 25-min work and 5-min breaks
- [Pros/Cons List](https://www.freeonlinetools.io/en/tools/pros-cons-list): Side-by-side comparison list for decisions
- [Random Name Picker](https://www.freeonlinetools.io/en/tools/random-name-picker): Pick random names from your list
- [Reading List](https://www.freeonlinetools.io/en/tools/reading-list): Track books you want to read and have read
- [Routine Planner](https://www.freeonlinetools.io/en/tools/routine-planner): Plan and organize your daily routines
- [Sticky Notes](https://www.freeonlinetools.io/en/tools/sticky-notes): Create and organize virtual sticky notes
- [Stopwatch](https://www.freeonlinetools.io/en/tools/stopwatch): Precise stopwatch with lap timing support
- [Study Planner](https://www.freeonlinetools.io/en/tools/study-planner): Plan and schedule your study sessions
- [Time Tracker](https://www.freeonlinetools.io/en/tools/time-tracker): Track time spent on tasks and projects
- [Timer](https://www.freeonlinetools.io/en/tools/timer): Set a countdown timer with alerts
- [To-Do List](https://www.freeonlinetools.io/en/tools/to-do-list): Manage tasks with a simple to-do list
- [World Clock](https://www.freeonlinetools.io/en/tools/world-clock): View current time across multiple time zones
- [Meeting Notes Template](https://www.freeonlinetools.io/en/tools/meeting-notes-template): Create structured meeting notes
- [Snippet Manager](https://www.freeonlinetools.io/en/tools/snippet-manager): Save and organize text snippets
- [SWOT Analysis](https://www.freeonlinetools.io/en/tools/swot-analysis): Create a SWOT analysis template
- [Calendar View](https://www.freeonlinetools.io/en/tools/calendar-view): Interactive calendar with month, week, day, and agenda views
- [Note-Taking App](https://www.freeonlinetools.io/en/tools/note-taking-app): Simple notes with rich text formatting
- [Clipboard History](https://www.freeonlinetools.io/en/tools/clipboard-history): Track and manage your copy-paste history

## Health

- [Heart Rate Monitor Camera](https://www.freeonlinetools.io/en/tools/heart-rate-monitor-camera): Measure heart rate using your camera
- [Baby Growth Tracker](https://www.freeonlinetools.io/en/tools/baby-growth-tracker): Track baby milestones & growth
- [Blood Pressure Logger](https://www.freeonlinetools.io/en/tools/blood-pressure-logger): Log blood pressure readings
- [Body Measurement Tracker](https://www.freeonlinetools.io/en/tools/body-measurement-tracker): Track body measurements over time
- [Breathing Exercise 4-7-8](https://www.freeonlinetools.io/en/tools/breathing-exercise-4-7-8): Guided 4-7-8 breathing technique
- [Box Breathing Exercise](https://www.freeonlinetools.io/en/tools/breathing-exercise-box): Guided box breathing, 4-7-8, coherence, and custom patterns
- [Caffeine Tracker](https://www.freeonlinetools.io/en/tools/caffeine-tracker): Track daily caffeine intake
- [Calories Burned Calculator](https://www.freeonlinetools.io/en/tools/calories-burned-calculator): Estimate calories burned by activity
- [Color Blindness Test](https://www.freeonlinetools.io/en/tools/color-blindness-test): Screen for color vision deficiency
- [Contraction Timer](https://www.freeonlinetools.io/en/tools/contraction-timer): Time labor contractions and intervals
- [Exercise Logger](https://www.freeonlinetools.io/en/tools/exercise-logger): Log workouts and track your exercise history
- [Fasting Timer](https://www.freeonlinetools.io/en/tools/fasting-timer): Intermittent fasting countdown tracker
- [Hearing Test](https://www.freeonlinetools.io/en/tools/hearing-test): Test hearing at different frequencies
- [HIIT/Tabata Timer](https://www.freeonlinetools.io/en/tools/hiit-tabata-timer): Interval training timer with work and rest
- [Meditation Timer](https://www.freeonlinetools.io/en/tools/meditation-timer): Timer with calming ambient sounds
- [One-Rep Max Calculator](https://www.freeonlinetools.io/en/tools/one-rep-max-calculator): Estimate your weightlifting one-rep max
- [Posture Reminder](https://www.freeonlinetools.io/en/tools/posture-reminder): Get periodic reminders to fix your posture
- [Pregnancy Week Calculator](https://www.freeonlinetools.io/en/tools/pregnancy-week-calculator): Week-by-week pregnancy milestone tracker
- [Rep Counter](https://www.freeonlinetools.io/en/tools/rep-counter): Count exercise repetitions with a simple tap
- [Sleep Log](https://www.freeonlinetools.io/en/tools/sleep-log): Track sleep duration and quality
- [Stretch Timer](https://www.freeonlinetools.io/en/tools/stretch-timer): Guided stretching with interval timing
- [Vision Test Snellen](https://www.freeonlinetools.io/en/tools/vision-test-snellen): Free vision screening suite: Snellen distance acuity, near reading, color vision, and astigmatism — all on one page.
- [Water Intake Tracker](https://www.freeonlinetools.io/en/tools/water-intake-tracker): Track your daily water consumption
- [Weight Tracker](https://www.freeonlinetools.io/en/tools/weight-tracker): Log and chart your weight over time
- [Workout Timer](https://www.freeonlinetools.io/en/tools/workout-timer): Interval timer for exercise routines
- [Yoga Pose Timer](https://www.freeonlinetools.io/en/tools/yoga-pose-timer): Hold poses with guided timing and cues
- [Medication Reminder](https://www.freeonlinetools.io/en/tools/medication-reminder): Set medication schedules and reminders
- [Period Tracker](https://www.freeonlinetools.io/en/tools/period-tracker): Track menstrual cycles and predict next periods
- [Step Counter](https://www.freeonlinetools.io/en/tools/step-counter): Count your steps using your phone's motion sensor

## Learning

- [Typing Tutor](https://www.freeonlinetools.io/en/tools/typing-tutor): Learn and practice touch typing
- [Solar System Viewer](https://www.freeonlinetools.io/en/tools/solar-system-viewer): Explore the planets of our solar system in 3D
- [Typing Game](https://www.freeonlinetools.io/en/tools/typing-game): Practice typing speed with a fun word game
- [Historical Timeline](https://www.freeonlinetools.io/en/tools/historical-timeline): Explore interactive history timelines
- [Anatomy Diagram](https://www.freeonlinetools.io/en/tools/anatomy-diagram): Interactive labeled human anatomy explorer
- [Typing Speed Test](https://www.freeonlinetools.io/en/tools/typing-speed-test): Test your typing speed in WPM
- [Citation Generator](https://www.freeonlinetools.io/en/tools/citation-generator): Generate APA, MLA, Chicago & Harvard citations
- [Bibliography Maker](https://www.freeonlinetools.io/en/tools/bibliography-maker): Build and format bibliography lists
- [Dictionary Offline](https://www.freeonlinetools.io/en/tools/dictionary-offline): Look up word definitions locally
- [Flag Quiz](https://www.freeonlinetools.io/en/tools/flag-quiz): Identify country flags in a quiz game
- [Flashcard Maker](https://www.freeonlinetools.io/en/tools/flashcard-maker): Create and study flashcards
- [Geography Quiz](https://www.freeonlinetools.io/en/tools/geography-quiz): Country capital and geography quizzes
- [GPA Calculator](https://www.freeonlinetools.io/en/tools/gpa-calculator): Calculate your grade point average
- [Grade Calculator](https://www.freeonlinetools.io/en/tools/grade-calculator): Calculate what grade you need on finals
- [Handwriting Practice](https://www.freeonlinetools.io/en/tools/handwriting-practice): Trace letters and numbers on screen
- [Homework Planner](https://www.freeonlinetools.io/en/tools/homework-planner): Track assignments and due dates
- [Math Practice Generator](https://www.freeonlinetools.io/en/tools/math-practice-generator): Generate random math problems
- [Mental Math Practice](https://www.freeonlinetools.io/en/tools/mental-math-practice): Timed mental math exercises
- [Music Note Flashcards](https://www.freeonlinetools.io/en/tools/music-note-flashcards): Learn to read sheet music notes
- [Periodic Table Viewer](https://www.freeonlinetools.io/en/tools/periodic-table-viewer): Interactive periodic table of elements
- [Reading Speed Test](https://www.freeonlinetools.io/en/tools/reading-speed-test): Measure your reading speed in words per minute
- [School Schedule Maker](https://www.freeonlinetools.io/en/tools/school-schedule-maker): Create a weekly class schedule grid
- [Spelling Practice](https://www.freeonlinetools.io/en/tools/spelling-practice): Practice spelling words with audio playback
- [Thesaurus](https://www.freeonlinetools.io/en/tools/thesaurus): Find synonyms and antonyms for any English word
- [Times Table Trainer](https://www.freeonlinetools.io/en/tools/times-table-trainer): Practice multiplication tables interactively
- [Vocabulary Builder](https://www.freeonlinetools.io/en/tools/vocabulary-builder): Build and practice your personal word lists
- [Spaced Repetition Tool](https://www.freeonlinetools.io/en/tools/spaced-repetition-tool): SRS flashcard system for effective learning

## Games

- [Word Search Generator](https://www.freeonlinetools.io/en/tools/word-search-generator): Create custom word search puzzles
- [Tetris](https://www.freeonlinetools.io/en/tools/tetris): Play the classic Tetris block-stacking game
- [Minesweeper](https://www.freeonlinetools.io/en/tools/minesweeper): Play the classic mine-sweeping puzzle game
- [Chess vs AI](https://www.freeonlinetools.io/en/tools/chess-vs-ai): Play chess against a computer opponent
- [Crossword Puzzle Maker](https://www.freeonlinetools.io/en/tools/crossword-puzzle-maker): Create custom crossword puzzles
- [Jigsaw Puzzle](https://www.freeonlinetools.io/en/tools/jigsaw-puzzle): Solve drag-and-drop jigsaw puzzles
- [Typing Race Game](https://www.freeonlinetools.io/en/tools/typing-race-game): Speed typing competition game
- [Pong](https://www.freeonlinetools.io/en/tools/pong): Play classic Pong arcade game
- [D&D Character Generator](https://www.freeonlinetools.io/en/tools/dd-character-generator): Generate random D&D character sheets
- [Aim Trainer](https://www.freeonlinetools.io/en/tools/aim-trainer): Click on moving targets to test your aim
- [2048 Game](https://www.freeonlinetools.io/en/tools/2048): Slide tiles to reach 2048
- [Bingo Card Generator](https://www.freeonlinetools.io/en/tools/bingo-card-generator): Generate randomized bingo cards
- [Card Shuffler & Dealer](https://www.freeonlinetools.io/en/tools/card-shuffler-dealer): Virtual deck of cards dealer
- [Coin Flipper](https://www.freeonlinetools.io/en/tools/coin-flipper): Flip a virtual coin — heads or tails
- [Color Matching Game](https://www.freeonlinetools.io/en/tools/color-matching-game): Test your color perception skills
- [Connect Four](https://www.freeonlinetools.io/en/tools/connect-four): Classic two-player strategy game
- [Dice Roller](https://www.freeonlinetools.io/en/tools/dice-roller): Roll 1 to 10 dice of any type
- [Flappy Bird Clone](https://www.freeonlinetools.io/en/tools/flappy-bird-clone): Tap-to-fly obstacle arcade game
- [Fortune Cookie](https://www.freeonlinetools.io/en/tools/fortune-cookie): Get random fortune cookie messages
- [Hangman](https://www.freeonlinetools.io/en/tools/hangman): Classic letter guessing word game
- [Lottery Number Generator](https://www.freeonlinetools.io/en/tools/lottery-number-generator): Generate random lottery numbers
- [Magic 8-Ball](https://www.freeonlinetools.io/en/tools/magic-8-ball): Shake for yes or no answers
- [Memory Match Game](https://www.freeonlinetools.io/en/tools/memory-match-game): Flip and match card pairs
- [Number Guessing Game](https://www.freeonlinetools.io/en/tools/number-guessing-game): Higher or lower number guessing game
- [Piano Tiles](https://www.freeonlinetools.io/en/tools/piano-tiles): Tap the black tiles rhythm game
- [Reaction Time Test](https://www.freeonlinetools.io/en/tools/reaction-time-test): Measure your reaction speed in milliseconds
- [Rock Paper Scissors](https://www.freeonlinetools.io/en/tools/rock-paper-scissors): Play the classic hand game against the computer
- [Scorecard](https://www.freeonlinetools.io/en/tools/scorecard): Keep score for games and competitions
- [Simon Game](https://www.freeonlinetools.io/en/tools/simon-game): Color sequence memory game
- [Snake Game](https://www.freeonlinetools.io/en/tools/snake-game): Classic snake eating game
- [Story Prompt Generator](https://www.freeonlinetools.io/en/tools/story-prompt-generator): Generate creative writing prompt ideas
- [Team Randomizer](https://www.freeonlinetools.io/en/tools/team-randomizer): Split a list of names into random balanced teams
- [Tic-Tac-Toe](https://www.freeonlinetools.io/en/tools/tic-tac-toe): Play the classic X and O game
- [Trivia Quiz](https://www.freeonlinetools.io/en/tools/trivia-quiz): Test your knowledge with trivia questions
- [Truth or Dare](https://www.freeonlinetools.io/en/tools/truth-or-dare): Random truth or dare prompts for parties
- [Wordle Clone](https://www.freeonlinetools.io/en/tools/wordle-clone): Guess a 5-letter word in 6 tries
- [Would You Rather](https://www.freeonlinetools.io/en/tools/would-you-rather): Fun dilemma game with two choices
- [Checkers](https://www.freeonlinetools.io/en/tools/checkers): Play classic checkers against the computer
- [Maze Generator](https://www.freeonlinetools.io/en/tools/maze-generator): Create random mazes with adjustable size
- [Solitaire](https://www.freeonlinetools.io/en/tools/solitaire): Classic Klondike card solitaire game
- [Spinner Wheel](https://www.freeonlinetools.io/en/tools/spinner-wheel): Customizable prize wheel for random picks
- [Sudoku Generator/Solver](https://www.freeonlinetools.io/en/tools/sudoku-generator-solver): Generate or solve Sudoku puzzles instantly
- [Tournament Bracket](https://www.freeonlinetools.io/en/tools/tournament-bracket): Create and manage tournament brackets
- [Breakout/Arkanoid](https://www.freeonlinetools.io/en/tools/breakout-arkanoid): Classic brick breaker arcade game
- [Drawing Guess Game](https://www.freeonlinetools.io/en/tools/drawing-guess-game): Draw a prompt and challenge friends to guess it

## Maps

- [Elevation Profile](https://www.freeonlinetools.io/en/tools/elevation-profile): Visualize terrain elevation along a path
- [What3Words Converter](https://www.freeonlinetools.io/en/tools/what3words-converter): Convert coordinates to three-word addresses
- [Time Zone Map](https://www.freeonlinetools.io/en/tools/time-zone-map): View world time zones on an interactive map
- [Lat Long to DMS Converter](https://www.freeonlinetools.io/en/tools/lat-long-to-dms-converter): Convert decimal to DMS GPS coordinates
- [UTM & MGRS Converter](https://www.freeonlinetools.io/en/tools/utm-mgrs-converter): Convert between GPS coordinate formats
- [Altitude Meter](https://www.freeonlinetools.io/en/tools/altitude-meter): Check your elevation with GPS
- [Compass](https://www.freeonlinetools.io/en/tools/compass): Digital compass using device orientation
- [Distance Calculator](https://www.freeonlinetools.io/en/tools/distance-calculator): Calculate distance between two points
- [Geolocation Viewer](https://www.freeonlinetools.io/en/tools/geolocation-viewer): Show your current GPS coordinates
- [Moon Phase Calculator](https://www.freeonlinetools.io/en/tools/moon-phase-calculator): Display current moon phase and lunar cycle
- [Speedometer GPS](https://www.freeonlinetools.io/en/tools/speedometer-gps): Display your current speed using GPS
- [Sun Position Calculator](https://www.freeonlinetools.io/en/tools/sun-position-calculator): Calculate sun altitude and azimuth for any location and time
- [Day/Night Cycle Visualizer](https://www.freeonlinetools.io/en/tools/day-night-cycle-visualizer): See sunrise, sunset, and daylight hours for any location

## Social

- [YouTube Banner Resizer](https://www.freeonlinetools.io/en/tools/youtube-banner-resizer): Resize images for YouTube channel art
- [Bio Generator](https://www.freeonlinetools.io/en/tools/bio-generator): Social media bio ideas and templates
- [Caption Templates](https://www.freeonlinetools.io/en/tools/caption-templates): Pre-made social media caption templates
- [Engagement Rate Calculator](https://www.freeonlinetools.io/en/tools/engagement-rate-calculator): Calculate social media engagement rate
- [Facebook Cover Resizer](https://www.freeonlinetools.io/en/tools/facebook-cover-resizer): Resize images to Facebook cover dimensions
- [Hashtag Counter](https://www.freeonlinetools.io/en/tools/hashtag-counter): Count and analyze hashtag lists
- [Hashtag Generator](https://www.freeonlinetools.io/en/tools/hashtag-generator): Generate relevant hashtags from text
- [Instagram Image Resizer](https://www.freeonlinetools.io/en/tools/instagram-image-resizer): Resize images to Instagram dimensions
- [Link in Bio Page](https://www.freeonlinetools.io/en/tools/link-in-bio-page): Build a simple link-tree style page
- [Optimal Post Time](https://www.freeonlinetools.io/en/tools/optimal-post-time): Find the best times to post on social media
- [Profile Picture Maker](https://www.freeonlinetools.io/en/tools/profile-picture-maker): Crop and resize photos for profile pictures
- [Twitter Character Counter](https://www.freeonlinetools.io/en/tools/twitter-character-counter): Count characters for tweets with live limits
- [Twitter Header Resizer](https://www.freeonlinetools.io/en/tools/twitter-header-resizer): Resize images to Twitter header dimensions
- [LinkedIn Banner Resizer](https://www.freeonlinetools.io/en/tools/linkedin-banner-resizer): Resize images to LinkedIn banner size
- [Carousel Maker](https://www.freeonlinetools.io/en/tools/carousel-maker): Design multi-slide carousels for social media
- [Post Mockup Generator](https://www.freeonlinetools.io/en/tools/post-mockup-generator): Create realistic social media post mockups
- [TikTok Video Resizer](https://www.freeonlinetools.io/en/tools/tiktok-video-resizer): Resize videos to 1080×1920 for TikTok

## Messages

- [Event Ticket Maker](https://www.freeonlinetools.io/en/tools/event-ticket-maker): Design event admission tickets
- [Email Signature Generator](https://www.freeonlinetools.io/en/tools/email-signature-generator): Design HTML email signatures
- [International Dialing Code](https://www.freeonlinetools.io/en/tools/international-dialing-code): Look up country dialing codes instantly
- [Party Invitation](https://www.freeonlinetools.io/en/tools/party-invitation): Create digital party invitations
- [Phone Number Formatter](https://www.freeonlinetools.io/en/tools/phone-number-formatter): Format phone numbers to international standards
- [Telegram Link Generator](https://www.freeonlinetools.io/en/tools/telegram-link-generator): Create direct Telegram chat links from usernames or phone numbers
- [Thank You Card](https://www.freeonlinetools.io/en/tools/thank-you-card): Design and download a personalized thank-you card
- [vCard Creator](https://www.freeonlinetools.io/en/tools/vcard-creator): Create digital contact cards in vCard format
- [WhatsApp Link Generator](https://www.freeonlinetools.io/en/tools/whatsapp-link-generator): Create click-to-chat WhatsApp links
- [Mailto Link Generator](https://www.freeonlinetools.io/en/tools/mailto-link-generator): Create mailto: links with prefilled fields
- [RSVP Form Creator](https://www.freeonlinetools.io/en/tools/rsvp-form-creator): Create event response forms instantly
- [SMS Link Generator](https://www.freeonlinetools.io/en/tools/sms-link-generator): Create sms: links for text messages
- [Wedding Invitation Digital](https://www.freeonlinetools.io/en/tools/wedding-invitation-digital): Design and download digital wedding invitations
- [Feedback Form Builder](https://www.freeonlinetools.io/en/tools/feedback-form-builder): Create customizable feedback forms with live preview

## Finance

- [Profit and Loss Statement](https://www.freeonlinetools.io/en/tools/profit-and-loss-statement): Generate a profit and loss financial report
- [Quote/Estimate Generator](https://www.freeonlinetools.io/en/tools/quote-estimate-generator): Generate professional business quotes and estimates
- [Invoice Generator](https://www.freeonlinetools.io/en/tools/invoice-generator): Create and manage professional invoices
- [Time Value of Money](https://www.freeonlinetools.io/en/tools/time-value-of-money): Calculate present and future values
- [Net Worth Calculator](https://www.freeonlinetools.io/en/tools/net-worth-calculator): Calculate net worth from assets and debts
- [Profit Calculator](https://www.freeonlinetools.io/en/tools/profit-calculator): Calculate profit from revenue and costs
- [Cryptocurrency Unit Converter](https://www.freeonlinetools.io/en/tools/cryptocurrency-unit-converter): Convert between crypto denominations
- [Amortization Table](https://www.freeonlinetools.io/en/tools/amortization-table): View full loan payment schedule
- [Break-Even Calculator](https://www.freeonlinetools.io/en/tools/break-even-calculator): Calculate break-even sales point
- [Budget Planner](https://www.freeonlinetools.io/en/tools/budget-planner): Monthly budget planning template
- [Compound Interest Calculator](https://www.freeonlinetools.io/en/tools/compound-interest-calculator): Calculate future value with compound interest
- [Credit Card Payoff Calculator](https://www.freeonlinetools.io/en/tools/credit-card-payoff-calculator): Calculate time to pay off credit card
- [Down Payment Calculator](https://www.freeonlinetools.io/en/tools/down-payment-calculator): Calculate home down payment scenarios
- [Investment Return Calculator](https://www.freeonlinetools.io/en/tools/investment-return-calculator): Calculate return on investment over time
- [Loan / Mortgage Calculator](https://www.freeonlinetools.io/en/tools/loan-mortgage-calculator): Calculate monthly payments and total interest
- [Overtime Calculator](https://www.freeonlinetools.io/en/tools/overtime-calculator): Calculate your overtime pay quickly
- [Salary/Hourly Converter](https://www.freeonlinetools.io/en/tools/salary-hourly-converter): Convert between annual salary and hourly wage
- [Sales Tax Calculator](https://www.freeonlinetools.io/en/tools/sales-tax-calculator): Calculate sales tax and total price quickly
- [Savings Goal Calculator](https://www.freeonlinetools.io/en/tools/savings-goal-calculator): Plan how to reach your savings target
- [VAT Calculator](https://www.freeonlinetools.io/en/tools/vat-calculator): Add or remove VAT from any amount
- [Markup/Margin Calculator](https://www.freeonlinetools.io/en/tools/markup-margin-calculator): Convert between markup and margin percentages
- [Receipt Maker](https://www.freeonlinetools.io/en/tools/receipt-maker): Create professional receipt documents
- [ROI Calculator](https://www.freeonlinetools.io/en/tools/roi-calculator): Calculate return on investment
- [Stock Profit/Loss Calculator](https://www.freeonlinetools.io/en/tools/stock-profit-loss-calculator): Calculate stock trading profit or loss
- [Depreciation Calculator](https://www.freeonlinetools.io/en/tools/depreciation-calculator): Calculate asset depreciation schedules
- [Expense Tracker](https://www.freeonlinetools.io/en/tools/expense-tracker): Track and categorize your daily expenses
- [Cash Flow Calculator](https://www.freeonlinetools.io/en/tools/cash-flow-calculator): Track cash inflows and outflows over time

## Accessibility

- [Screen Reader Text Preview](https://www.freeonlinetools.io/en/tools/screen-reader-text-preview): Preview how screen readers interpret your content
- [Focus Order Visualizer](https://www.freeonlinetools.io/en/tools/focus-order-visualizer): Visualize keyboard tab order on any webpage
- [Font Size Tester](https://www.freeonlinetools.io/en/tools/font-size-tester): Preview text at different font sizes
- [Dyslexia-Friendly Text](https://www.freeonlinetools.io/en/tools/dyslexia-friendly-text): Reformat text for easier reading
- [Alt Text Helper](https://www.freeonlinetools.io/en/tools/alt-text-helper): Write accessible image alt text
- [Large Text Mode](https://www.freeonlinetools.io/en/tools/large-text-mode): Enlarge any text for easy reading
- [High Contrast Mode](https://www.freeonlinetools.io/en/tools/high-contrast-mode): Preview content in high contrast
- [Heading Structure Analyzer](https://www.freeonlinetools.io/en/tools/heading-structure-analyzer): Analyze H1-H6 heading hierarchy of a page
- [Color Blindness Simulator](https://www.freeonlinetools.io/en/tools/color-blindness-simulator): Preview how colors appear to colorblind users

## Web

- [Structured Data Generator](https://www.freeonlinetools.io/en/tools/structured-data-generator): Generate JSON-LD schema markup for SEO
- [Webpage to PDF](https://www.freeonlinetools.io/en/tools/webpage-to-pdf): Capture a webpage as a PDF
- [Privacy Policy Generator](https://www.freeonlinetools.io/en/tools/privacy-policy-generator): Generate a privacy policy for your site
- [Terms of Service Generator](https://www.freeonlinetools.io/en/tools/terms-of-service-generator): Generate a terms of service document
- [Cookie Consent Generator](https://www.freeonlinetools.io/en/tools/cookie-consent-generator): Generate cookie consent banner code
- [CSS Minifier](https://www.freeonlinetools.io/en/tools/css-minifier): Minify CSS code to reduce file size
- [HTML Minifier](https://www.freeonlinetools.io/en/tools/html-minifier): Minify HTML code to reduce file size
- [JS Minifier](https://www.freeonlinetools.io/en/tools/js-minifier): Minify JavaScript code to reduce file size
- [Manifest.json Generator](https://www.freeonlinetools.io/en/tools/manifestjson-generator): Create PWA manifest files
- [Meta Tag Generator](https://www.freeonlinetools.io/en/tools/meta-tag-generator): Generate HTML meta tags for SEO
- [Open Graph Preview](https://www.freeonlinetools.io/en/tools/open-graph-preview): Preview how your page looks when shared
- [Robots.txt Generator](https://www.freeonlinetools.io/en/tools/robotstxt-generator): Create robots.txt files for search engine crawlers
- [Sitemap Generator](https://www.freeonlinetools.io/en/tools/sitemap-generator): Generate XML sitemaps for your website
- [Twitter Card Preview](https://www.freeonlinetools.io/en/tools/twitter-card-preview): Preview how links appear on Twitter/X

## 3D

- [3D Box/Package Mockup](https://www.freeonlinetools.io/en/tools/3d-box-package-mockup): Preview packaging design in 3D
- [3D Scatter Plot](https://www.freeonlinetools.io/en/tools/3d-scatter-plot): Visualize data points in 3D space
- [3D Terrain Viewer](https://www.freeonlinetools.io/en/tools/3d-terrain-viewer): Visualize height maps as 3D terrain
- [3D Product Showcase](https://www.freeonlinetools.io/en/tools/3d-product-showcase): Rotate and view products in interactive 3D
- [3D Text Creator](https://www.freeonlinetools.io/en/tools/3d-text-creator): Create extruded 3D text with custom styles
- [WebGL Shader Playground](https://www.freeonlinetools.io/en/tools/webgl-shader-playground): Write and preview GLSL shaders in real time
- [360 Image Viewer](https://www.freeonlinetools.io/en/tools/360-image-viewer): View and explore 360-degree panoramic images
- [3D Dice](https://www.freeonlinetools.io/en/tools/3d-dice): Roll realistic 3D dice with physics
- [3D Room Planner](https://www.freeonlinetools.io/en/tools/3d-room-planner): Plan room layouts in 3D
- [AR Viewer](https://www.freeonlinetools.io/en/tools/ar-viewer): View 3D models in augmented reality
- [3D Globe](https://www.freeonlinetools.io/en/tools/3d-globe): Explore an interactive 3D world globe
- [3D Model Viewer](https://www.freeonlinetools.io/en/tools/3d-model-viewer): View and inspect 3D model files

## Files

- [Duplicate File Finder](https://www.freeonlinetools.io/en/tools/duplicate-file-finder): Find duplicate files by comparing hashes
- [File Metadata Viewer](https://www.freeonlinetools.io/en/tools/file-metadata-viewer): View metadata for any file — photos, video, audio, PDFs and Office docs
- [File Size Analyzer](https://www.freeonlinetools.io/en/tools/file-size-analyzer): Analyze and compare file sizes
- [File Type Identifier](https://www.freeonlinetools.io/en/tools/file-type-identifier): Identify unknown file types
- [File Compressor ZIP](https://www.freeonlinetools.io/en/tools/file-compressor-zip): Create ZIP archives from your files
- [ZIP Extractor](https://www.freeonlinetools.io/en/tools/zip-extractor): Extract files from ZIP archives privately
- [Base64 File Encoder](https://www.freeonlinetools.io/en/tools/base64-file-encoder): Encode any file as base64 text
- [Data URI Generator](https://www.freeonlinetools.io/en/tools/data-uri-generator): Create data URIs from files or text
- [File Joiner](https://www.freeonlinetools.io/en/tools/file-joiner): Rejoin previously split file parts
- [File Renamer Batch](https://www.freeonlinetools.io/en/tools/file-renamer-batch): Batch rename files with patterns and rules
- [File Splitter](https://www.freeonlinetools.io/en/tools/file-splitter): Split large files into smaller parts
- [TAR/GZ Extractor](https://www.freeonlinetools.io/en/tools/tar-gz-extractor): Extract tar.gz archive files privately, no installs needed

## Other

- [NFC Reader/Writer](https://www.freeonlinetools.io/en/tools/nfc-reader-writer): Read and write NFC tags from your device
- [Vibration Pattern Maker](https://www.freeonlinetools.io/en/tools/vibration-pattern-maker): Create custom vibration patterns
- [Fullscreen Mode](https://www.freeonlinetools.io/en/tools/fullscreen-mode): Toggle fullscreen display mode
- [Device Info](https://www.freeonlinetools.io/en/tools/device-info): View your device specs and browser details
- [Baby Name Generator](https://www.freeonlinetools.io/en/tools/baby-name-generator): Discover baby name ideas
- [Battery Status](https://www.freeonlinetools.io/en/tools/battery-status): View battery level and charging state
- [Business Name Generator](https://www.freeonlinetools.io/en/tools/business-name-generator): Generate random business name ideas
- [Flashlight](https://www.freeonlinetools.io/en/tools/flashlight): Turn on your device flashlight or screen light
- [Level / Bubble Level](https://www.freeonlinetools.io/en/tools/level-bubble-level): Use your device as a spirit level
- [Magnifying Glass](https://www.freeonlinetools.io/en/tools/magnifying-glass): Zoom into images with a magnifier
- [Mirror Front Camera](https://www.freeonlinetools.io/en/tools/mirror-front-camera): Use your front camera as a mirror
- [Name Meaning Lookup](https://www.freeonlinetools.io/en/tools/name-meaning-lookup): Search for the meaning and origin of names
- [Pet Name Generator](https://www.freeonlinetools.io/en/tools/pet-name-generator): Generate fun and creative names for your pet
- [Random Quote Generator](https://www.freeonlinetools.io/en/tools/random-quote-generator): Get random quotes from philosophers, scientists, writers, and leaders
- [Share Tool](https://www.freeonlinetools.io/en/tools/share-tool): Share text, links, or files via native sharing
- [Tally Counter](https://www.freeonlinetools.io/en/tools/tally-counter): Count anything with a simple tap-to-increment counter
- [White Board Clock](https://www.freeonlinetools.io/en/tools/white-board-clock): Minimal fullscreen clock display
- [Screen Color Tester](https://www.freeonlinetools.io/en/tools/screen-color-tester): Display solid colors for dead pixel testing
- [Screen Wake Lock](https://www.freeonlinetools.io/en/tools/screen-wake-lock): Prevent your screen from sleeping
- [Network Speed Test](https://www.freeonlinetools.io/en/tools/network-speed-test): Estimate your internet connection speed
- [Ruler On Screen](https://www.freeonlinetools.io/en/tools/ruler-on-screen): Measure real-world sizes on your screen
- [Sound Level Meter](https://www.freeonlinetools.io/en/tools/sound-level-meter): Measure ambient noise level in decibels

## About

- [About](https://www.freeonlinetools.io/en/about)
- [Privacy](https://www.freeonlinetools.io/en/privacy)
- [Terms](https://www.freeonlinetools.io/en/terms)