Remove Duplicate Lines

Paste any list and instantly remove every repeated line. Case-sensitive or case-insensitive — your choice.

0 lines
0 lines 0 removed
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How to Remove Duplicate Lines from Text

Duplicate lines commonly appear when merging spreadsheets, combining keyword lists, or cleaning data exports. This tool removes every repeated line instantly and shows you exactly how many duplicates were found.

  1. Paste your list into the Input Lines box.
  2. Choose your options — enable Case insensitive mode to treat "Apple" and "apple" as duplicates.
  3. The result appears instantly on the right, along with a count of removed duplicates.
  4. Copy or download the clean, unique list.