Remove Duplicate Lines
Clean up lists of names, emails, phone numbers or keywords by removing repeated lines.
Runs in your browser. Nothing is uploaded Free, no sign-up Works on mobile
How to use Remove Duplicate Lines
- Paste your list, one item per line, or open a text file.
- Choose whether to ignore case and spaces.
- Copy or save the unique lines.
Frequently asked questions
Is the original order kept?
Yes. The first occurrence of each line is kept in its place. Tick “Sort result” if you want alphabetical order.
Can it handle large lists?
Yes. Lists with hundreds of thousands of lines are processed instantly in your browser.
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