What Is My Browser
See your browser, operating system, screen resolution, viewport, pixel ratio, language, time zone and supported features.
User agent
Feature support
About the What Is My Browser
Support teams and developers often ask “which browser and screen size are you using?”. This page shows it all at a glance: browser and version, operating system, screen resolution, current window size, device pixel ratio, language, time zone and which modern web features your browser supports. Copy the user agent to share it with support.
Frequently asked questions
Is the What Is My Browser free?
Yes. The What Is My Browser on Apex Tool Station is 100% free with no signup and no watermark. Browser tools have no usage limits.
Are my files or data uploaded to a server?
No. Everything runs locally in your browser using JavaScript. Your files and text never leave your device, which makes it safe for private documents.
Does it work on mobile?
Yes. The tool works on any modern browser on Android, iPhone, Windows, Mac and Linux.