Sound Meter & Noise Detector

Sound Meter is also known as sound level meter, decibel meter (dB meter), noise meter, sound pressure level meter (SPL meter). This app will use the phone microphone to measure environmental noise decibels (dB) and show a value for reference. Simple operation and easy to use. The high decibel value will be harmful to your physical and mental health and hearing function. You'd better avoid exposure in noisy environments. Features: - Indicates decibel by gauge - Display the current noise reference - Display min/avg/max decibel values - Display decibel by graph - Can calibrate the decibel for each devices 140 dB - Gun shots, fireworks 130 dB - Jackhammers, Ambulance 120 dB - Jet planes taking off 110 dB - Concerts, Car horns 100 dB - Snowmobiles 90 dB - Power tools 80 dB - Alarm clocks 70 dB - Traffic 60 dB - Normal conversation 50 dB - Moderate rainfall 40 dB - Quiet library 30 dB - Whisper 20 dB - Leaves rusting 10 dB –Breathing