Remove Duplicate Lines
Paste a list to remove duplicate lines while keeping the original order.
The result will appear here once you enter text.
Related Tools
Remove Extra Spaces
Remove extra spaces, merge multiple consecutive spaces into one, and trim leading/trailing spaces from each line.
Remove Empty Lines
Remove all empty lines or lines containing only whitespace from your text.
Remove Line Breaks
Merge multi-line text into a single paragraph, replacing line breaks with spaces.
Remove Punctuation
Remove punctuation marks such as . , ! ? ; : ' " ( ) from text.
Frequently Asked Questions — Remove Duplicate Lines
Yes, two lines are only considered duplicates if they are identical (after trimming leading/trailing spaces).