You can use this app by plugging earphones to phones or use bluetooth speakers in your room. The app generates white, pink and red noise (terms that denote the frequency distribution of the sound) depending on the frequency of the background noise levels.This app also allows you to share the decibel reports via email and social networking sites. It is now available for free in GooglePlay store. You can download it for free at the iTunes store and GooglePlay storeNoise Machine: Noise Machine by Synopsia blocks the background sound by creating white noise that helps you sleep or relax.

You can also take screenshots and use it as an evidence while lodging a complaint.jpg Some mobile apps let you measure and block sound pollutionIf you are wondering how to keep the noise pollution at digital flow meter Factory bay this Diwali, here are a few apps that can help you control or keep in check the sound levels:Sound Meter: The sound monitoring app comes handy when you need to establish the exact sound level in your neighbourhood. Developed by SmartTools, this app shows noise levels in decibels by using your phone’s built-in microphone. Sound Meter is available for free download in GooglePlay storeDecibel 10th: It is a similar sound monitoring app that measures noise levels at different surroundings and shows in three different values of ‘Average’, ‘Peak’ and ‘Maximum’. It lists noise levels in different surroundings like children’s park, traffic, etc and lets you know when it exceeds the limits