Sound Meter

用声级计，以保护您家人的健康有害的噪音！

Have you ever suffered from the noise of the neighbors?

Use Sound Meter to protect your family’s health from harmful noises now!

Sound Meter pro uses your microphone to measure noise volume in decibels(dB).With this app, you can easily measure the current level of environmental noise. Sound Meter is the best helper to detect noise.

Sound Meter is also known as sound level meter, decibel (dB) meter, noise meter, sound pressure level(SPL) meter .

With this app, you can easily measure the current level of environmental noise.

SPL(sound pressure level) meter app uses your embedded microphone to measure noise volume in decibels(db). Sound Meter is also known as sound level meter, decibel meter (dB meter), noise meter, sound pressure level meter (SPL meter).

Keep in mind that the maximum value is LIMITED by manufacturers, and very loud sound(100+ dB) cannot be recognized. Moto G4 (max.94), Galaxy S6 (85dB), Nexus 5 (82dB), HTC Desire(82dB)...

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

Levels of Noise In decibels (dB) according to American Academy of audiology :

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