📄 Diff Checker
Free online diff checker. Compare text, code, and JSON side by side with syntax highlighting. Perfect for code review, version comparison, and merge conflict resolution.
Try Diff Checker →✨ Key Features
- Side-by-side text and code comparison
- Syntax highlighting for 20+ programming languages
- Inline diff view with red/green highlights
- Word-level and character-level diff options
- Large file support — compare thousands of lines
- Paste text or upload files from your computer
- Ignore whitespace and case options
- 100% client-side — files stay on your machine