Text Diff Checker

Compare text and code side by side. Find differences instantly with syntax highlighting. Supports JSON, XML, and all programming languages.

Compare mode:
Original Text
Modified Text
Comparison Result

Enter text in both panels and click "Compare" to see differences

Side by Side View

Compare text in split view for clear visual diff. Works great for code review.

Syntax Highlighting

Automatic syntax highlighting for JSON, XML, HTML, CSS, JavaScript and more.

Multiple Formats

Compare text, code, JSON, XML, CSV, and configuration files with ease.

100% Private

All processing happens in your browser. Your text never leaves your device.