Back to Tools

User-Agent Parser - Browser & Device Detection

Decode user-agent strings to extract browser, operating system, and device information for analytics and debugging.

Connect:

User-Agent Input

💡 About User-Agent Strings

  • • User-agent strings identify browsers, devices, and bots
  • • Used for analytics, feature detection, and content adaptation
  • • Can be spoofed or modified by users
  • • Modern websites should use feature detection instead of UA parsing
  • • Still useful for analytics and bot detection

Parsed Results

Enter a user-agent string to parse it

Or select one of the quick examples

🚀 How to Use Parsed Data

  • Analytics: Track browser/device distribution of your visitors
  • Bot Detection: Identify search engine crawlers and malicious bots
  • Debugging: Understand client environment for issue reproduction
  • Content Adaptation: Serve optimized content for different devices
  • Security: Detect suspicious user-agent patterns

🔍 Browser Detection

Identify Chrome, Firefox, Safari, Edge, Opera, and other browsers with version information.

💻 OS & Device Detection

Detect Windows, macOS, iOS, Android, Linux, and device types (mobile, tablet, desktop, bot).

🤖 Bot Identification

Identify search engine crawlers, social media bots, and other automated agents.

💬 Got questions? Ask me anything!