Remove Duplicate Lines
Input Lines
Excluded Duplicate Lines:
No duplicates removed
All lines in input are unique under current settings.
Processed Successfully
Text Tools
Remove Duplicate Lines
Remove duplicate lines, clean text lists, extract recurring items, and deduplicate entries instantly in your browser. Supports custom case sensitivity, whitespace trimming, multiple deduplication modes, advanced sorting, and removed line inspection.
100% Instant & Local
Private & Client-Side
Multi-Mode Sorting
TXT & CSV Export
Quick Tip
Use the "Duplicates Only" mode to isolate repeated entries for auditing, or switch to "Unique Only" to eliminate any item that appeared more than once.
