User-Agent Parser

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Instantly parse any User-Agent string to identify browser, engine, OS, CPU, and device information.

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BrowserUnknown
OSUnknown
DeviceDesktop

About the User-Agent Parser

Identify browser, operating system, and device details from any User-Agent string. Essential for developers debugging cross-platform issues or verifying analytics data.

How to use the User-Agent Parser

  1. 1Paste a User-Agent string or use the default (your current browser).
  2. 2Review the parsed Browser, OS, and Device details.
  3. 3Use the data to understand the capabilities of the target environment.

Why people use it

  • Debug browser-specific layout or functional bugs.
  • Verify the device types visiting your application.
  • Validate User-Agent strings from server logs.
  • Learn about modern browser and OS versioning.

Frequently asked questions

Is User-Agent detection reliable for security?

No. User-Agent strings can be easily spoofed. Use feature detection for code logic and secure authentication for identity.

Does this tool support mobile devices?

Yes. It accurately identifies thousands of mobile, tablet, and desktop configurations.

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