User Agent Parser
User Agent String
Paste user agent string here or click 'Use Current'About User Agent Parser
Our free online User Agent Parser analyzes browser User Agent strings to extract detailed information about the browser, operating system, device type, and more. Essential for debugging compatibility issues, analytics, and understanding your website visitors.
Key Features
Browser Detection
Identify browser name, version, and rendering engine.
OS Information
Detect operating system name and version.
Device Recognition
Identify device type (desktop, mobile, tablet) and model.
Auto-detect
Automatically loads your current browser's User Agent.
100% Client-side
All parsing happens in your browser - your data stays private.
Detailed Breakdown
Extract CPU architecture, engine version, and more.
How to Use
- 1Your current User Agent is loaded automatically.
- 2Or paste any User Agent string to analyze it.
- 3View parsed information: browser, OS, device, engine, CPU.
- 4Use for debugging browser-specific issues or analytics.
Pro Tips
- 💡User Agents can be spoofed - don't rely on them for security.
- 💡Mobile browsers often include both mobile and desktop identifiers.
- 💡Bot User Agents typically include 'bot', 'crawler', or 'spider'.
- 💡Some browsers lie about their identity for compatibility reasons.