Local-first • No server upload
Browser

Camera and Microphone Tester

Check camera preview and microphone levels in your browser. — 100% browser-side, no server upload, works offline.

Browser capability utility

Test your camera and microphone

Nothing recorded

Start the test to request device access.

Common questions

Is anything recorded?

No. The tester displays live local signals and stops the media tracks when you finish.

Why is permission required?

Browsers require explicit permission before a site can inspect camera or microphone hardware.

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