Browser Test

A free browser readiness diagnostic. Reports your browser version, engine, security context, storage availability, and modern web API support. Useful for onboarding new workstations, troubleshooting "the page is not loading" tickets, or a baseline check before installing a vendor SaaS app.

Read the Browser Test guide for help reading the verdict or fixing each failure mode.

Privacy: All checks run via JavaScript feature detection in this browser tab. Browser/system info is displayed locally and never transmitted. View source to verify.

Configuration

Driver: Browser feature detection

Takes about 5 seconds. Runs entirely client-side; no requests leave your browser.

Status Check Step

Pending

Browser identification and version

Identifying the browser brand, engine, version, platform, and hardware hints.

1 of 3

Pending

Security context and storage are healthy

Checking secure context, cookies, localStorage, sessionStorage, IndexedDB, and Web Crypto.

2 of 3

Pending

Modern web APIs are supported

Probes WebSockets, fetch, observers, matchMedia, Web Audio, Clipboard, and other common APIs.

3 of 3