Sound Meter - Decibel Meter

Sound Meter - Sound Test & Decibel Meter is useful sound test and noise meter tool for your Android. With Decibel Meter, you can easily measure the current level of environmental noise. The Sound Meter app shows decibel values by measure the environmental noise, displays measured dB values in various forms. Sound Test & Decibel Meter uses your microphone to measure noise volume in decibels(db). Features:- Display decibel by graph- Display min/avg/max decibel values- Display the current noise reference- Calibrate the decibel for each devicesThe high decibel value will be harmful to mental health and hearing function.To protect your and your familys health, detect the decibel value now!Levels of Noise In decibels (dB) according to American Academy of Audiology 140 dB - Gun shots, fireworks130 dB - Jackhammers, Ambulance120 dB - Jet planes taking off110 dB - Concerts, Car horns100 dB - Snowmobiles90 dB - Power tools80 dB - Alarm clocks70 dB - Traffic, vacuums60 dB - Normal conversation50 dB - Moderate rainfall40 dB - Quiet library30 dB - Whisper20 dB - Leaves rusting10 dB - Breathing