User Agent
Identify the browser, operating system and device reported by a user-agent string. Inspect, copy or download a readable report, locally in your browser.
Browser information
Your data. Your device. Clear results.
Inspect another user-agent string
Technical details · colour-coded JSON
About
Identify the browser, operating system and device reported by a user-agent string. Inspect, copy or download a readable report, locally in your browser.
A readable browser report
The overview combines the browser-reported user-agent with basic Client Hints where available. You can copy or download the technical report, or inspect another string locally.
Why a version or device may look wrong
Browsers can reduce or spoof these values for compatibility and privacy. Chromium-based browsers may share identifiers, and a tablet in desktop mode may look like a computer.
Try this
Resize this browser window and watch the viewport values update. The screen dimensions and viewport dimensions can differ; neither is a reliable device-model identifier.
Use the result as one part of your troubleshooting. Network information can change over time.
A useful next step
- Read JavaScript more easily — Format code while troubleshooting browser behavior.