Duplicate Line Remover - free online tool

Remove repeated lines from a list and keep the first copy of each.

Privacy: this tool runs in your browser. Your input is not sent to our server.

How to use Duplicate Line Remover

Paste your list, one item per line. Tick the box if "Apple" and "apple" should count as the same line.

The lines apple, pear, apple become apple, pear. One duplicate is removed.

Which copy is kept?

The first time a line appears is kept and later copies are removed.

Are blank lines treated as duplicates?

Yes. Repeated blank lines are removed after the first one.

Change text to uppercase, lowercase, title case, sentence case, camelCase, snake_case or kebab-case.

Generate placeholder paragraphs for designs, mockups and layouts.

Clean up text by removing double spaces, extra blank lines and spaces at the start or end of lines.