Remove Duplicate Lines
Free online tool to remove duplicate lines from text. Paste your list, deduplicate instantly, and keep or trim whitespace — all processing happens in your browser.
Options
Quickly remove duplicate lines from any text list, log file, or CSV column. Choose case-sensitive or case-insensitive matching and see how many duplicates were removed.
How to use Remove Duplicate Lines
- Paste your text with one item per line into the input area.
- Choose options: case-sensitive matching and whether to trim whitespace.
- Click Remove Duplicates and copy the cleaned result.
See also: Text Cleaner
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Frequently Asked Questions
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