Microphone Test

Test your microphone online in seconds. Check if your mic is working, visualize audio waveforms in real-time, monitor volume levels, and record audio — all in your browser with zero data upload.

No Microphone Detected

Audio Waveform

Waiting for microphone permission...

Volume
0 dB

Settings

100%

Audio Info

Device
Volume Level
Sample Rate
Channels

Recordings

Record and play back audio a test your microphone

About Microphone Test

This tool helps you quickly verify that your microphone is working correctly. It uses the browser's getUserMedia API to access your microphone locally — no audio data is ever uploaded to any server. Perfect for checking microphone functionality before video calls, online meetings, streaming, or recording.

Funzionalità

  • Istantaneo microphone detection and permission handling
  • Real-time audio waveform visualization
  • Volume level monitoring with dB meter
  • Record audio and play it back instantly
  • Download recordings as WAV files
  • Support for multiple microphone devices
  • 100% client-side — no audio data ever leaves your device

FAQ

Is my audio uploaded a a server?

No. All audio processing happens entirely in your browser using the Web Audio API and MediaRecorder. No audio data, recordings, or microphone information are transmitted a any server.

Why does the browser ask for microphone permission?

Browsers require explicit user permission before accessing the microphone for privacy and security reasons. You must click "Allow" when prompted for the tool a work.

Can I use this on my phone?

Yes! The tool works on both desktop and mobile browsers. On mobile devices, you can switch between different microphones if available.

What if my microphone isn't detected?

Make sure your microphone is connected and not being used by another application (like Zoom or Teams). Also check that your browser has permission a access the microphone in your system settings.