Data Manager is one of the best apps that can help to mange data usage. FEATURES * Notification display mobile and WiFi data on notification. * Data tracker display daily data of each app when you open it. * Data warning show warning if the data usage over limit number you set. * App data usage display data for apps for a period of time. PERMISSION * Data Usage monitor your WiFi data usage. * Read Phone State monitor your mobile data usage. Start to track apps and monitor your data now, just like millions of Data Manager users! Data Manager works well on networks around the world, including AT&T, Verizon, T-Mobile, Sprint, U.S. Cellular, China Mobile, China Unicom, China Telecom, Vodafone, Airtel, Vivo, TIM, Claro, Orange, SFR, China Telecom, SK Telecom, NTT docomo, EE, O2, and many more FEEDBACK If you have any problem while using the application, please give us some comments we will check and update as soon as possible. CONTACT US Email : chapico.cs@gmail.com Thank you very much!