This app is a useful tool for monitoring your internet data transfer rate and displaying which app is currently using the most data.

The user interface is very intuitive and easy to use. It can be accessed from the notification drawer or from a widget on your home screen.

If you want to know the current data usage of a particular application, just go to the Settings tab and select it.

If you want to see the data usage of all the apps on your device, go to the App Usage tab. You can get this application for free with no advertisement. Download and install it now!