User Agent Parser
Parse and analyze user agent strings to extract browser, OS, device, and engine ...Parse and analyze user agent strings to extract browser, OS, device, and engine information. Detect bots and crawlers instantly.
User Agent String
Parser Features
Why Use User Agent Parser?
Browser Detection
Accurately detect browser name and version including Chrome, Firefox, Safari, Edge, Opera, and more.
OS Detection
Identify operating system and version: Windows, macOS, iOS, Android, Linux, Chrome OS, and more.
Device Classification
Classify devices as desktop, mobile, tablet, or smart-tv with vendor and model identification.
Bot Detection
Detect search engine crawlers like Googlebot, Bingbot, and other automated agents.
Common Uses for UA Parser
Web Analytics
Analyze visitor browser, OS, and device statistics for your website.
Bug Debugging
Identify the exact browser and OS when reproducing and fixing browser-specific bugs.
Bot Detection
Identify search engine crawlers and automated agents visiting your site.
Content Optimization
Understand your audience's devices to optimize responsive design and content delivery.
How It Works
Enter User Agent String
Paste any user agent string, click 'Use Mine' to analyze your own browser, or try sample user agents.
View Parsed Results
Instantly see browser, operating system, device type, rendering engine, and CPU architecture.
Copy or Analyze
Copy the parsed JSON results for use in your application, or compare different user agent strings.
Tips & Information
Try Sample UAs
Use the sample user agent buttons to quickly see how different browsers and devices are parsed.
Your Own Browser
Click 'Use Mine' to instantly see what information your browser reveals through its user agent string.
Privacy Note
User agent strings can be spoofed. Don't rely solely on them for security decisions or access control.