Data Saver feature helps to prevent applications from using data in the background. Turn this feature on, a bubble icon will appear in the right corner of the app's screen. This bubble will indicate how much data the application takes in real time. When you touch this bubble, you will block that application from using data.
Bubble icon notifies the amount of data that the application consumes
To optimize and save data, Datally will also notify users when near public WiFi points and help connect. With the need to save 3G and 4G capacity, Datally application will be extremely useful for Android users.