User-Agent Parser
Parse and analyze any User-Agent string to identify browser, OS, and device online for free.
Quick Examples
关于此工具
Parse any User-Agent string to identify the browser, browser version, operating system, device type, and rendering engine. Useful for debugging, analytics, and compatibility testing.
如何使用
Enter User-Agent
Your current UA is loaded automatically, or paste any UA string.
Parse
Browser, OS, device, and engine are identified instantly.
Test Other UAs
Select from common examples or paste a custom UA string.
使用场景
Debugging
Identify what browser and OS is being reported for debugging compatibility issues.
常见问题
Is my User-Agent sent to your servers?
No. Parsing happens entirely in your browser using JavaScript.