Decy: Decibel Meter dB Sound

Decy turns your phone into a simple, easy-to-read decibel meter. Measure the sound around you in real time, keep a history of your readings, and understand how much noise you are exposed to over the day.

LIVE SOUND LEVEL
- Real-time dB readings with a clear gauge
- Minimum, average and maximum levels at a glance
- Noise alerts when the sound gets too loud
- Keeps measuring in the background during an active session

HISTORY & EXPORT
- Save your measurements and review them any time
- Export your log as CSV
- Premium: unlimited and monthly history with PDF export

NOISE MAP (PREMIUM)
- Explore noise readings shared by the community on a live map with a global noise score
- Add a pin with an optional note and nickname
- Find out how loud your neighborhood, commute or workplace really is

HEARING AWARENESS
- Hearing Age Test: a quick, informational tone test to get a rough idea of your hearing profile
- AI Trend Analysis: simple summaries of how your noise exposure and test results change over time
- Daily reminders to help you protect your hearing

PRIVACY
- No account needed
- Audio is measured on your device. Decy does not record or store sound.

PREMIUM
Unlock the Hearing Age Test, AI Trend Analysis, the live noise map, unlimited history with PDF export and daily reminders with a weekly or annual subscription. You can manage or cancel your subscription anytime in Google Play.

IMPORTANT
Decy is an informational tool and not a medical device. Readings come from your phone's microphone and can differ from professional equipment. It is not intended to diagnose, treat or prevent any condition. If you have concerns about your hearing, please see a healthcare professional.