Duplicate Line Remover
Remove duplicate lines from text
Input Text
Options
Output
Unique Lines: 6Lines Removed: 4
Buy milk
Walk the dog
Finish report
Call dentist
Buy groceries
Pick up dry cleaning
What is Duplicate Line Remover?
Duplicate Line Remover strips repeated lines from any text instantly. Paste a list, log file, or dataset and get back only unique lines — preserving the original order or sorting alphabetically.
How to use
- Paste or type your text with duplicate lines into the input area.
- Choose options: case-sensitive or case-insensitive matching, trim whitespace, and whether to preserve original order.
- Click Remove Duplicates to see the cleaned text, then copy the result or compare side-by-side with the original.
Result
A developer pastes 500 log entries containing repeated error messages and reduces them to 47 unique lines, making the actual issues immediately visible.
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