Text Diff Checker
Compare two text blocks and highlight line-by-line differences. Free diff tool, runs in your browser.
100% private
Original
Modified
Diff highlights
Auto-playing walkthrough — paste input, click compare, see the result
How to use Text Diff Checker
- Paste original text in the left panel.
- Paste modified text in the right panel.
- Review highlighted additions and deletions.
Frequently Asked Questions
- Line vs word diff?
- This tool uses line-based diffing, ideal for code, configs, and documents.