Duplicate Line Remover
Remove duplicate lines from text, optionally keeping order.
About Duplicate Line Remover
Lists and logs often end up with duplicate lines that get in the way. Our duplicate line remover takes text with one item per line and removes repeats. You can choose to keep the first or last occurrence of each line. Paste your list, pick the option you prefer, and get a clean list in seconds. Handy for cleaning word lists, log files, or any line-based data. Everything runs in your browser; your text is never uploaded. No account needed. A simple way to deduplicate line-by-line.
How to use Duplicate Line Remover
Paste text with one item per line. Duplicates are removed; you can choose to keep first or last occurrence.
Related guides for Duplicate Line Remover
Pro tips for Duplicate Line Remover
- Paste text with one item per line.
- All processing runs in your browser—your input is not uploaded to our servers.
- Bookmark this page if you use this tool often.
FAQs about Duplicate Line Remover
How does it detect duplicates?
It treats each line as one item. Lines that match exactly are considered duplicates.
Can I keep the first or last occurrence?
Yes. Many tools let you choose whether to keep the first or last occurrence of each duplicate.
Does it change the order?
Only duplicate lines are removed; the order of unique lines is preserved (unless you choose a sort option if available).
Is my text uploaded?
No. Processing is done in your browser; your data stays on your device.