Diff Anything.Secure & Local.
Compare text, JSON, code, or images side-by-side. 100% Local & No Uploads .
Frequently Asked Questions
Everything you need to know about the tool.
What files can I compare?
You can compare any text-based files including code (JS, Python, JSON), documents (Markdown, TXT), and configuration files.
Is my code safe?
Yes. Diffing happens 100% in your browser. We never see, store, or upload your code to any server.
Private & Secure
Processing happens 100% in your browser. Files are never uploaded to any server.
Blazing Fast
Powered by WebAssembly for near-native performance. No waiting for uploads.
No Install
Works on any device (Windows, Mac, Chromebook, Mobile) directly in Chrome/Edge/Firefox.