Excel and data work
Text Diff
Compare two texts and highlight differences
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Differences
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Quick guide
What can Text Diff help you do?
Free online text diff tool. Highlights added (green) and removed (red) parts. Supports code, documents, contracts.
Best for
Text Diff helps with quick debugging, API data cleanup, format checks, and small code or config tasks without opening an IDE or installing a package.
How to use it
For Text Diff, paste the text, code, or configuration into the input area, choose the mode you need, and run it. For large data, test a small sample first.
How to read the result
After using Text Diff, the output is kept copy-friendly for docs, code, and config files. When validation is available, fix the reported error location before trusting the final output.
Privacy and limits
When using Text Diff, most processing happens in the browser. Do not paste passwords, private keys, tokens, or unmasked production data into any online tool.
For Text Diff: Developer tools are for quick inspection and conversion. They do not replace tests, linting, security review, or version control.
Frequently Asked Questions
Can I compare code?
Yes — use the "by line" mode for code diffs.