Remove Duplicate Lines & Sort
Remove duplicate lines, drop empty lines, trim spaces and sort lists A–Z, by length or shuffle. Ideal for email lists, keywords and data cleanup.
- Free, no limits
- Runs in your browser
- No sign-up
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How to use the Remove Duplicate Lines & Sort
- Paste your list, one item per line.
- Choose de-duplication, trimming and sort order.
- Copy or download the cleaned list.
Frequently asked questions
Is my list uploaded?
No. Everything runs inside your browser. Your files and text never leave your device and nothing is stored on our servers.
Can it ignore upper/lower case?
Yes, tick “Ignore case” so “Apple” and “apple” count as duplicates.
Does sorting understand numbers?
Yes, natural sort puts item 2 before item 10.
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