Clear repeated lines from your text instantly and privately in the browser. You set the rules: case sensitivity, whitespace trimming, keeping the first or last occurrence, ignoring blank lines, and whether to sort the result or only collapse consecutive duplicates. Your text never leaves your device.
Remove Duplicate Lines is a fast, distraction-free way to work with text: paste your content, transform it, and copy the result instantly.
By default yes — the first occurrence of each line stays in place. You can switch to keep the last occurrence, or sort the result.
Yes. Turn off 'Case sensitive' to treat lines that differ only by capitalization as duplicates.
No. Everything happens in your browser and your text is never sent anywhere.
0 duplicate lines removed.