Compare content revisions
Paste an original and updated version to quickly see what was added, removed or left unchanged.
Text Diff Checker
Compare two text blocks and highlight additions or removals.
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Review copy edits, documentation changes, content revisions and small text updates before publishing or sharing them.
- Word diff
- Line diff
- Sentence diff
- Copy and download output
Switch comparison levels
Use word comparison for copy edits, line comparison for logs or lists and sentence comparison for paragraph-level review.
Useful for publishing checks
Review landing page copy, documentation changes and SEO text edits before sending them live.
Private browser-based comparison
Text is compared with local browser-safe diff logic, so drafts, notes and internal copy do not need to be uploaded to a server.
Frequently asked questions
It compares two pasted text blocks and highlights added, removed and unchanged parts.
Yes. You can compare by words, lines or sentences depending on the kind of text you are reviewing.
Yes. The tool can copy or download a plain-text diff with added and removed lines marked.
No. The tool runs in your browser, so pasted text is processed locally on your device.