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Free Online What Is My User Agent Tool

What Is My User Agent?

Instantly view and copy your browser's full user agent string for debugging, development, or support purposes.

🔍 What this tool does?

What Is My User Agent detects and displays your current browser's full User Agent string. This string contains information about your browser version, operating system, device type, and rendering engine. Developers, testers, and tech support teams often use it to identify environment-specific issues.

⭐ Key Features

  • Auto-detects browser's full User Agent
  • Single-click copy functionality
  • No user input required
  • Minimal and responsive design
  • Zero external dependencies
  • Ideal for developers and QA teams

⚙️ How to use?

  1. Open the tool in any browser
  2. Your User Agent string will be shown instantly
  3. Click Copy to save it
  4. Use Reset to clear and re-detect (optional)

💡 Creative Use Cases

Bug Reporting
Reporting browser bugs to tech support
QA Testing
Verifying browser/device for QA testing
Debugging
Debugging environment-specific errors
Security
Identifying spoofed User Agents
Education
Educating users on their browser setup

✨ Tool Description:

What Is My User Agent is a free browser tool that shows your complete User Agent string. It's perfect for developers, QA testers, or support teams who need quick access to client browser details.

❓ FAQs

What is a User Agent string?
It's a text string your browser sends to websites, identifying itself and your device/OS.
Why do I need to check it?
For debugging, compatibility checks, or support inquiries.
Is any of my data saved?
No — this tool runs entirely in your browser and stores nothing.
Can I use this on mobile?
Yes. It's fully responsive and works on all modern devices.
What browsers are supported?
All major browsers (Chrome, Edge, Firefox, Safari, etc.).
Does it update live if I change browsers?
No, refresh the page in the new browser to see updated info.
✅ User Agent copied to clipboard!

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