User Agent Parser

Parse any User-Agent string to identify browser, OS, device type and version information.

Leave blank to analyse your browser's current User-Agent, or paste any UA string.
Parsed User-Agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
BrowserUnknown
Operating systemUnknown
Device typeBot/Crawler
Rendering engineWebKit

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Frequently asked questions

What is a User-Agent?
A User-Agent is a string sent by browsers and HTTP clients to identify themselves. It contains information about the browser name and version, operating system, and rendering engine. Servers use it to serve appropriate content.