Is User-Agent Parser free?

Yes, User-Agent Parser is completely free to use with no signup required.

Does User-Agent Parser send my data to a server?

No. User-Agent Parser runs entirely in your browser using client-side JavaScript. Your data never leaves your device.

Parse a User-Agent string into browser, OS, device type, and rendering engine. Auto-detects your own browser's UA too.

DevTab

Never leaves your browser

Break down any User-Agent string into browser, OS, device, and rendering engine.

User-Agent String

BrowserUnknown

Operating SystemUnknown

DeviceDesktop

Rendering EngineUnknown

Unrecognized User-Agent