Text Diff Checker

Compare two texts and highlight the differences line by line.

About this tool

The Text Diff Checker compares two blocks of text line by line and highlights exactly what was added and removed. It is perfect for spotting changes between two versions of an article, contract, code or configuration — all processed privately in your browser.

How to use

  1. 1Paste the original text on the left.
  2. 2Paste the new text on the right.
  3. 3See added and removed lines highlighted.

Benefits

  • Line-by-line comparison.
  • Clear add/remove highlighting.
  • 100% private.

Frequently asked questions

Does it compare word by word?+

It compares line by line, which is the clearest way to spot changes in documents and code.

Is my text uploaded?+

No, everything runs locally in your browser.

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