Remove Duplicate Lines
Remove duplicate lines from your text while preserving the original order.
0 duplicates removed
This tool scans a list of text lines and removes exact duplicates, leaving only unique entries - useful for cleaning up mailing lists, deduplicating a list of URLs or emails, or tidying up any line-based data before using it elsewhere.
Frequently asked questions
This depends on whether case-sensitive matching is enabled - check the tool's settings if you need "Example" and "example" treated as duplicates or as distinct lines.
Typically yes - unique lines are kept in their original order, with only the duplicate repeats removed, rather than being resorted alphabetically.
The whole line's text is compared - two lines must match completely (aside from case settings) to be treated as duplicates.