Sound Level Meter shows the background noise in dB.

feature:

- Quick response decibels
- Min / Max / Average dB Output
- Extent that the size of the dB sound output informing phrase

* Smartphone app is not a professional noise measuring device. They are less accurate compared to professional equipment.
   Interlayer used in the noise level inside the house, please note.

The application requires the following permissions.

Permission details
* Storage
- Modify or delete SD card contents.
- Read content on SD card.

* Record audio
- Allows the app to record audio with the microphone.