User-Agent Parser

Parse and analyze user agent strings. Extract browser, OS, device, and engine information with bot detection.

How to Use

  1. 1

    Enter user agent

    Paste a user agent string, or click "Use My User Agent" to analyze your current browser.

  2. 2

    Parse

    The user agent is parsed automatically. View detailed information about browser, OS, device, and engine.

  3. 3

    View results

    See browser name/version, operating system, device type, engine information, and bot detection.

  4. 4

    Copy as JSON

    Copy the parsed data as JSON for use in your applications.

A User Agent string is sent by browsers and HTTP clients to identify themselves to servers. It contains information about the browser, operating system, and device. Servers use this to deliver appropriate content or gather analytics.

  • Debugging browser-specific issues
  • Analyzing traffic logs
  • Detecting bots and crawlers
  • Testing responsive design triggers
  • Building browser detection logic