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User-Agent Parser

Parse any user-agent string and extract browser, OS, engine, and device information.

  • 100% free — no account needed
  • Runs in your browser
  • Nothing is uploaded

Frequently asked questions

Is User-Agent Parser really free?

Yes. User-Agent Parser is completely free on PureBrowser — every feature, with no account, no trial, and no credit card.

Does User-Agent Parser upload my data?

No. User-Agent Parser runs entirely inside your browser, so anything you type, paste, or open stays on your own device.

Do I need to sign up or install anything?

Neither. There is no account and nothing to download — open the page and User-Agent Parser is ready to use on desktop or mobile.

Does User-Agent Parser work offline?

Once the page has loaded, yes. All of the processing happens locally in your browser, so it keeps working without a connection.