Remove Duplicate Lines
Clean a list by removing repeated lines.
How to use Remove Duplicate Lines
- 1Paste or type your text
- 2Choose your options
- 3Read the result instantly
- 4Copy the output
About this tool
Deduplicate any list of lines, optionally ignoring case and trimming whitespace.
FAQ
Is Remove Duplicate Lines really free?
Yes. Every tool on freetools.me is free to use with no account, no watermark and no usage cap.
Do my files get uploaded?
No. Your text stays in the browser tab — nothing is transmitted or stored.