User Agent Parser

Parse browser user-agent strings into device, engine, browser, and operating-system clues.

Free online toolNo forced signupBrowser processingParsers

Privacy

You can use this tool without an account. Processing stays in your browser; accounts are optional for favorites and history.

How to use

  1. Open User Agent Parser and enter the information requested by the form.
  2. Review the calculated result and recommendations.
  3. Copy or reset the result when you are ready to try another scenario.

Examples

  • Use User Agent Parser for a focused parsers task.
  • Compare the result against another scenario.
  • Copy the final output into your notes, project plan, or documentation.

FAQ

Is User Agent Parser free?

Yes. User Agent Parser is free to use and does not require an account.

Does User Agent Parser save my input?

No input is saved unless you are signed in and explicitly use account features that save history or favorites.

Does User Agent Parser require login?

No. Login is optional and only adds convenience features such as favorites, recent tools, and synced history.

Can I use User Agent Parser on mobile?

Yes. The tool page is designed to work on phones, tablets, laptops, and desktop screens.

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