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User Agent Parser
Parse any user agent string to extract browser name/version, operating system, and device type. Paste a UA string and get structured results.
Browser
Unknown
Engine
Unknown
Operating System
Unknown
Device Type
Desktop
Raw UA
Node.js/22
Frequently Asked Questions
What is a user agent string?
A user agent string is a text identifier sent by your browser to servers, containing information about the browser type, version, operating system, and rendering engine.
How accurate is parsing?
The parser handles the most common user agent formats. Some unusual or heavily customized UAs may not parse perfectly.
Related Tools
How to Use
- 1 Paste any user agent string into the input field.
- 2 View the parsed browser name, version, operating system, and device type.
- 3 Use the results for analytics, debugging, or browser compatibility testing.