User-Agent Parser
Decode any User-Agent string.
| Browser | — |
| Engine | — |
| OS | — |
| Device | (desktop) |
| CPU | — |
About this tool
Decode any User-Agent string into structured fields - browser, engine, OS, device and CPU. Powered by ua-parser-js.
Features
- Browser, engine, OS, device, CPU
- Sample strings for iPhone, Android, Windows, curl
- Loads your current browser's UA
- Local
How to use it
- Paste a UA string or click 'Use my browser'.
- Read the parsed fields.
🔒 100% private
Everything happens inside your browser using JavaScript and WebAssembly. Your files are never uploaded to a server, never stored, and never seen by us.
Frequently asked questions
Why does curl show no browser?
curl isn't a browser - its UA only identifies itself, so browser/engine fields stay empty.