Audio

Microphone test

Speak and watch whether the input level moves.

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The microphone turns on only after you press Start.

Press Start to request microphone permission.

Peak (observation): 0 · Noise floor (observation): — · Clipping signs (observation): No

Device: —

Audio stays in this page memory only. Nothing is uploaded.

Not started

Details and limits

Microphone permission is requested only after you press Start. Levels are computed on this device.

How to check

Start microphone → allow permission → speak to watch the level → optionally record/play. Stop also turns the mic off.

If something feels wrong

If blocked, allow the mic in OS/browser site settings, then start again.

Limits

Permission denial, missing devices, busy devices, and unsupported browsers are not the same as hardware failure.

Test methods and limitations
FAQ

Nothing happens after Start.

The permission prompt may be hidden, or another app may hold the device. Cancel and retry.

Is recording uploaded?

No. It stays in memory; there is no server upload path beyond an optional local download.