Text Diff Checker – Compare Two Texts and Highlight Differences

Text diff checker online tool icon

A text diff checker compares two pieces of text and highlights what was added, removed or left unchanged, line by line.

How to Use the Text Diff Checker

  1. Paste the original text in the left box.
  2. Paste the new version in the right box.
  3. Click Compare texts to see added lines in green and removed lines in red.

Why Use an Online Diff Checker?

Spot changes between versions

Compare drafts, contracts, code or configuration files and see exactly what changed.

Clear summary counts

The summary shows how many lines were added, removed and unchanged at a glance.

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