Microphone Tester

Test mic input level, waveform, and record a quick sample.

About Microphone Tester

What is the Microphone Tester?

The Microphone Tester helps you verify that your mic is working and that your browser can access it. You can see a live level meter, a waveform preview, and optionally record a short sample.

Privacy

All processing happens in your browser using JavaScript. Audio is not uploaded to any server.

Common uses

  • Confirm microphone permissions in your browser.
  • Check that your input device is selected correctly.
  • Verify that input level changes when you speak.

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