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Text Diff Checker
Compare two text blocks line by line and see added, removed, and changed lines.
About this text diff checker
Compare drafts, snippets, copied content, notes, or configuration blocks with a simple line-by-line diff.
Mavis Tools is built for quick utility work: paste the input, get the result, and move on. The page is static-first for speed, and the interactive work happens in your browser. That makes it useful for drafts, calculations, debugging snippets, and repeat everyday tasks.
This tool is intentionally focused. It does one job clearly instead of asking for an account or hiding the result behind a long workflow. Bookmark it if you need a fast text diff checker that works on desktop and mobile.
FAQ
Is this a full git diff?
No. It is a lightweight line comparison for quick checks.
Can I compare private text?
Yes. The tool runs in your browser, and the input is not uploaded to a server.
What does changed mean?
Lines in the same position with different text are marked as changed.