Developer Utilities · Free tool
What Is My Browser
See your browser engine, OS, screen, viewport, pixel ratio, timezone, CPU threads, network type — everything a site can detect about you.
Updated June 2026
Reading browser info…
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What it does
A complete read-out of what a website sees about your browser the moment you load a page. Browser engine + version, OS, language, screen, viewport, pixel ratio, timezone, CPU threads, device memory, network type — the full fingerprint surface.
Useful for debugging "why does my app behave differently in this browser", filing accurate bug reports, or satisfying privacy curiosity.
Embed this tool on your siteShow snippetHide
Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.
<iframe src="https://freetoolarena.com/embed/what-is-my-browser" width="100%" height="720" frameborder="0" loading="lazy" title="What Is My Browser" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>How to use it
- Open the page — everything is detected automatically.
- Scroll through the readout to see each capability.
- Useful when filing a support ticket — paste the relevant lines in.
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