Text Diff Checker
Compare two texts and highlight differences.
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How it works
- Paste original and modified text.
- Click Compare.
- Review +/- line changes.
Features
- Line-level diff
- Side-by-side inputs
- Copyable unified output
- Local comparison
FAQ
Is this a character-level diff?
This tool compares lines. Equal lines are unmarked; adds and removes are prefixed.
Is text uploaded?
No. Diffing runs in your browser.