Sound Meter Noise detector db is a free app to detect sound and measure its decibel value (db value) Sound detector app measures the environmental noise, and sound level or measurement of sound pressure level (SPL) in decibels (dB).

Levels of Noise In decibels (dB), according to the American Academy of audiology, from 20 dB to 120 dB between the division; for example, 60 dB is "Normal conversation ". A loud noise will be harmful to both your physical and health. It would help if you avoid exposure to those environments.

Features:
- Record of: minimum (Min), average (AVG), maximum (Max) sound level
- Indicates decibel by gauge
- Display the current noise reference
- Display min/avg/max decibel values
- Upside down mode
- Level notification
- Line-chart duration
- Refresh, Play, Pause


Sound meter : level of noise
140decibels : Gun Shots
130decibels : Ambulance
120decibels : Thunder
110decibels : Concerts
90decibel : Motorcycle
80decibel : Alarm Clocks
70decibel : Vacuums, Traffic
60decibel : Conversation
50decibel : Quiet Room
40dB : Quiet Park
10dB : Breathing

🔈 Note- Microphones in most android devices are aligned to a human voice. Loud sounds(over ~90 dB) may not be recognized.