What Noise

Curious about the noise around you? What Noise turns your phone into a simple, beautiful sound level meter. Understand your environment and protect your hearing.

Discover the soundscape of your life. From the gentle hum of a library to the roar of a concert, What Noise gives you instant insight into your sonic environment.

SOUND METER

Instantly see the current sound level on a clear, easy-to-read display. Ideal for measuring the noise level of your office, restaurant, or city street.

RECORD & ANALYZE

Capture timed samples and view them on a map to remember where they were taken. See the average and peak sound levels to get the full story of your sound environment.

APPLE HEALTH SYNC

Seamlessly sync your environmental noise exposure data to Apple Health. Get a complete picture of your hearing health, all in one place.

YOUR PRIVACY IS OUR PRIORITY

All audio processing happens on your device. Your microphone is only used for real-time analysis. Your audio is never recorded, stored, or shared.

DISCLAIMER

While What Noise provides a great indication of sound levels, it is not a calibrated scientific instrument. Please use the information for general awareness and informational purposes only, not for professional or medical use.

Download What Noise today and start hearing your world in a whole new way!