Paste two versions and get differences instantly. Everything runs in your browser, so your content stays private.
1. Paste your original version into Text A.
2. Paste your updated version into Text B.
3. Click Compare to see changed lines and similarity score.
This is useful for contract edits, article revisions, localization checks, and policy updates.
Keep both inputs in the same language and structure. Compare line by line, and split very long documents into sections for faster review.
If there are no differences, the tool shows identical output and a higher similarity score.
Does this upload my text?
No. Text is processed directly in your browser.
Can I compare large documents?
Yes, but for best speed, compare chapter by chapter.
What do red and green mean?
Red lines are removed from Text A, green lines are added in Text B.
JSON Compare for API payload diffs.
XML Compare for structured markup diffs.
Word Counter to track length and reading-time changes.