User-Agent String Parser & Device Detector
Parse browser family, rendering engine, OS version, device brand, and bot signatures.
User-Agent String Parser
Extract Browser name, Engine, Operating System, Device class, and Architecture from any User-Agent header.
About the User-Agent String Parser
Parses User-Agent header strings into structured information identifying browser name, browser version, operating system, CPU architecture, and device type.
How to Use
Click 'Insert My User-Agent' to analyze your current browser, or paste any UA string to inspect mobile, tablet, or web crawler signatures.
Understanding Results
Reveals whether a client is Chrome, Safari, Firefox, an iPhone, an Android device, or a search crawler bot like Googlebot.
Frequently Asked Questions
Why are User-Agents so complex?
Historical browser quirks led new browsers to include competitor names (like 'Mozilla' and 'Safari') for backwards compatibility.
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