About the Text Diff Checker
Paste an original and a changed version to see every difference highlighted — additions in green, deletions in red.
Text Diff Checker
Compare two texts and highlight what was added and removed, word by word or line by line.
- Type or paste your text
- Choose what to do
- Copy the result
Runs in your browser. Your data and files never leave your device.
Frequently asked questions
Is my text uploaded?
No, the comparison runs entirely in your browser.
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