Remove Duplicate Lines

Clean up lists by removing repeated lines instantly.

Paste your list

Ignore letter case when comparing

Trim whitespace on each line

Result

Your cleaned list will appear here.

How to use this tool

Paste a list with one item per line.
Choose whether comparison should ignore case and trim whitespace.
Click Remove duplicates — the cleaned list appears instantly, with a count of removed lines.

No, the first occurrence of each line is kept in its original position.

Keep Going

Switch text between UPPERCASE, lowercase, Title Case, Sentence case and more.

Strip extra spaces, tabs and blank lines from any block of text.

Generate placeholder paragraphs, sentences or words for mockups.