Noise Level: dB tracker is a powerful application which will allow you to measure noise with your phone microphone. It shows real-time noise value in decibels (dB).
Noise Level: dB tracker can be used to check the noise of any household appliances like washing machine, refrigerator, computer, air conditioner, etc,. Also you can decide which item you should buy based on the amount sound the electronic unit makes.
Too much noise is dangerous to you. So you can keep track of noise around you and avoid being at places that have sound levels that are dangerous to you.