Remove Duplicate Lines
Remove duplicate lines from any text instantly. Clean lists, deduplicate data, and sort output.
Documentation
A text deduplication tool that removes repeated lines from any text. Useful for cleaning lists, CSV data, logs, and any text with duplicates.
Remove duplicates, ignore case, trim whitespace, remove empty lines, sort alphabetically, and more.
- 1) Paste your text into the input box.
- 2) Choose options (case sensitivity, sorting, empty lines).
- 3) Click Remove Duplicates to clean instantly.
- 4) Copy or download the result.
Remove duplicate entries from any list, email list, or data set.
Sort lines alphabetically (A-Z or Z-A) while deduplicating.
All processing runs in your browser. Your text never leaves your device.
FAQs
It removes duplicate lines from your text, keeping only unique lines.
Yes, there is an option to remove empty/blank lines along with duplicates.
Yes. Sort lines alphabetically (A-Z or Z-A) while removing duplicates.
No. All processing happens locally in your browser.
Yes. Completely free with no signup or limits.
When enabled, Hello and hello are treated as different lines.