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Diff Checker
Find the differences between two texts or code files, highlighted line by line and word by word.
- Runs in your browser
- Instant results
- Free, no sign-up
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How to use the Diff Checker
- Paste the original text on the left and the changed text on the right.
- Choose split or unified view and whether to ignore whitespace or case.
- Review the highlighted changes.
Frequently asked questions
Can I compare code?
Yes. It works with any plain text, including source code, configs and logs.
What do the colors mean?
Red marks removed text and green marks added text. Changed words inside a line are highlighted more strongly.
Is my text uploaded?
No. The comparison runs in your browser.
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