User Agent Checker
Decode any user-agent string
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How to Use This Tool
- Paste a user-agent string or use your browser's default.
- Client-side parsing extracts browser, OS, and device.
- Results help with analytics and compatibility testing.
About This Tool
User-agent strings identify browsers and devices to servers. Paste any UA to see parsed browser name, version, operating system, and device type.
Common use cases
- •Inspect HTTP headers and user-agent strings
- •Analyze email headers for phishing investigation
- •Generate strong passwords for staging environments
Frequently Asked Questions
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