Remove Duplicate Lines

Remove duplicate lines from text while preserving order. Great for cleaning up lists and data.

Features

  • Remove duplicates
  • Case sensitivity option
  • Trim whitespace
  • Statistics display
  • One-click copy
  • Free to use

How to Use

  1. 1
    Paste your text
  2. 2
    Set options
  3. 3
    Click Remove
  4. 4
    Copy clean result

Frequently Asked Questions

What counts as a duplicate?

Lines with identical content. You can choose whether case matters (Hello vs hello).

Are empty lines removed?

Empty lines are preserved but not counted as duplicates of each other.