Question 1

Is this mic test free?

Accepted Answer

It's completely free, with nothing held back behind a paywall, and that's not changing. No account, no time limit, no upsell halfway through.

Question 2

Do I need to download or install anything?

Accepted Answer

No installs, no apps, nothing to download. The whole test runs in the browser tab you're already on.

Question 3

Does my audio get uploaded anywhere?

Accepted Answer

No, and it physically can't be: this tool doesn't even have a server to upload to. Your microphone signal is processed on your device and stays there.

Question 4

Why does my browser say microphone access is blocked?

Accepted Answer

Your browser is blocking this site's microphone access. On mobile, and in Safari or Firefox, there's no address-bar microphone icon like desktop Chrome, look instead for a site info or Shields icon next to the address bar, or check your browser's privacy/site settings. Allow microphone access there, then hit "Start microphone" again.

Question 5

Does this work on mobile, and in every browser?

Accepted Answer

It works anywhere with a modern browser and a microphone. Chrome, Firefox, Edge, and Safari are all fine, whether you're on a laptop or your phone.

Question 6

Can I use this to check my mic before a Zoom, Google Meet, or Teams call?

Accepted Answer

That's the main use case. It reads your microphone through the same system-level access every video-call app uses, so a good result here carries straight over to Zoom, Meet, Teams, or anything else.

Question 7

How do I hear myself live while testing?

Accepted Answer

Click "Hear yourself" to route your mic straight to your speakers in real time. It's off by default and shows a warning once it's on, because without headphones it can howl into feedback fast. If you'd rather skip that risk entirely, hit "Record" instead and play back a short clip of your voice after the fact.

Question 8

How do I know if my microphone is too quiet or clipping?

Accepted Answer

Talk normally and watch the microphone level meter. Barely moving means your mic is too quiet: sit closer or turn up the input volume in your system settings. If a clipping warning pops up instead, your input is too hot, so pull the volume down and test again.

Question 9

Why does it say my room is noisy when it sounds quiet to me?

Accepted Answer

Right after your microphone starts, before you say anything, the test quietly samples your room for a couple of seconds. That's enough to catch a fan, distant traffic, or an air conditioner humming along: the kind of steady noise your brain filters out but a call partner still hears the whole time.

Question 10

Can I record and play back my voice?

Accepted Answer

Yes. Hit "Record" for a clip of up to 8 seconds and it plays back immediately. It's never saved anywhere permanent: the recording lives in your browser only, and it's gone the moment you leave the page.

Question 11

Does this work with a USB or Bluetooth microphone?

Accepted Answer

Yes. Open the Microphone dropdown to pick between your built-in mic and any USB or Bluetooth microphone you've got connected.

Question 12

Can I check my microphone's technical details, like sample rate or echo cancellation?

Accepted Answer

Yes. Once it's running, the Microphone details panel lists its sample rate and channel count, plus whether your browser reports echo cancellation, noise suppression, and automatic gain control as switched on.

Mic Test

Diagnostics

Microphone details

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