Remove Duplicate Lines
Deduplicate lines, sort alphabetically or keep original order. It runs entirely in your browser — no signup, no installation, and nothing you paste or drop leaves your device.
Free online tools. No ads. No signup. No tracking.
What is Remove Duplicate Lines?
Remove Duplicate Lines is a free online text tool built for writers, editors, students and anyone cleaning up copy. Deduplicate lines, sort alphabetically or keep original order In practice you paste your list, one entry per line, choose to keep the original order or sort the result, and then copy the deduplicated list.
Nothing you paste is uploaded: the conversion runs as JavaScript inside your browser tab, so drafts, manuscripts and internal documents stay on your machine.
How to use Remove Duplicate Lines
- Paste your list, one entry per line.
- Choose to keep the original order or sort the result.
- Copy the deduplicated list.
Remove Duplicate Lines FAQ
Is Remove Duplicate Lines free to use?
Yes. Remove Duplicate Lines is completely free and needs no account, no trial and no payment details. Every feature on the page is available without limits.
Is my data uploaded anywhere?
No. Remove Duplicate Lines runs entirely in your browser, so the text, file or number you enter never leaves your device.
Does Remove Duplicate Lines work on a phone or tablet?
Yes. It works in any modern browser on desktop, tablet and phone. There is no app to install and no account to create.
How do I use Remove Duplicate Lines?
Paste your list, one entry per line. Choose to keep the original order or sort the result. Copy the deduplicated list.