User-Agent Parser
11 toolsParse a User-Agent string into browser, OS, and device.
Runs in your browser — your files and text stay on your device
A complete kit of everyday developer utilities — generators, parsers, and quick references — all running client-side, with nothing to install.
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How to use this tool
- 1Your own browser's User-Agent loads automatically, or paste any other one.
- 2See its browser, OS, device type, and engine parsed out.
- 3Try the examples for a mobile Safari or search-engine bot string.
Frequently asked questions
How accurate is User-Agent parsing?
User-Agent strings are self-reported and can be spoofed, so parsing gives a good-faith guess, not a guarantee.
Is the string sent anywhere?
No, parsing happens entirely with pattern matching in your browser.