Loudness Challenge

Go for the loudest sound

Loudness Challenge 🎤
Make the loudest sound you can (voice, clap, shout) for 3 seconds and see how many decibels (dB) you hit! Challenge your friends to beat it.

⚠️ Reference values from your phone mic; results vary by device. 🔒 Sound is used only for measurement and never stored.
FAQ
How does it measure?
Tap 'Start Challenge', allow the microphone, then make your loudest sound during the 3-second countdown. The peak decibel in those 3 seconds is recorded.
Is it accurate?
It's a reference value from your phone mic. Sensitivity varies by device, so absolute numbers differ. Enjoy it for comparing with friends on the same device.
Is anything recorded?
No. Sound is used only for measurement and is never recorded or stored.
How do I compete with friends?
After measuring, share via link so friends can try on the same page and compare records.
It doesn't work
Make sure microphone permission is allowed. In-app browsers may block the mic, so open the page in Chrome.
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About the Loudness Challenge

The Loudness Challenge measures the peak decibels (dB) of your loudest sound over 3 seconds using your phone microphone. A fun way to compete with friends and family for the loudest voice.

How to enjoy

Values are a reference from your phone mic, and sound is never stored.

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