Remove Duplicate Lines

Remove duplicate lines from your text while preserving the original order. Ideal for lists, notes, datasets, and copied content cleanup.

0 Original Lines
0 Unique Lines
0 Duplicates Removed

How to Use

  1. Paste your text with one item per line
  2. Choose options if needed
  3. Click “Remove Duplicates”
  4. Copy or download the cleaned result

Why Use This Tool?

  • ✔ Removes duplicate lines while preserving order
  • ✔ Optional case-insensitive matching
  • ✔ Ignore empty lines if needed
  • ✔ Runs entirely in your browser

Notes

  • Original text is never modified
  • Blank lines can be ignored optionally
  • Large texts may take a moment to process
  • Your data is never stored or shared