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Text Difference Checker

Compare two text blocks side-by-side to find added, removed, or modified lines.

Free to use

Diff Result

How to Use

Paste the original text in the left box and the new text in the right box. Click "Compare Difference" to highlight lines that have been added, removed, or modified.

About Text Difference Checker

Compare two text blocks side-by-side to find added, removed, or modified lines.

How to use this tool

  1. Enter the requested data or choose an upload.
  2. Check the file type and size limit before submitting.
  3. Review the result, then download or copy it.
  4. Keep the original and use the actions above to continue safely.

Read the full Text Difference Checker guide →