Remove Duplicate Lines

Remove repeated lines while keeping their first occurrence; optionally ignore letter case.

Remove repeated lines while keeping their first occurrence; optionally ignore letter case. Visible Unicode characters are counted; combined letters and emoji may count as one. Reading time assumes about 200 words/minute.

How to use Remove Duplicate Lines

  1. Your text
  2. Remove repeated lines while keeping their first occurrence; optionally ignore letter case.
  3. Download TXT

Frequently asked questions

Is Remove Duplicate Lines free?

Yes. Remove Duplicate Lines is completely free, requires no registration or account, and has no usage limits.

Are my files safe?

Yes. This tool runs entirely in your browser; your files are never uploaded to any server and never leave your device.

Can I use it on my phone?

Yes. It works in any modern browser on Android, iPhone, tablets and computers – no app to install.

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