OpenSignal App

• Open Signal App

This app is a wowzer! Very good for drive testing and network coverage analysis, helping you for signal benchmarking and radio coverage analysis. It is very intuitive easy to use.
I will recommend this app to you if you are a drive tester.

This is how the app looks like in Andoid app store

After you download and install it, you see its screen as below

It is very interesting that this app is free!

You can download Open Signal app from here.