This app is build for to test the smartphone functions and its condition of its health . It includes Phone Info , Battery Info , Usage statistics , Wi-Fi Info .Phone Info - It contains the Signal Strength , Location , CellInfo , IMEI , Current Network , HTTP Client Test and many other feature.Battery Info - It contains the status , power plug , level , scale , health , voltage , temperature , technology and time since boot.Usage Statistics - It shows the total time that has been spend on apps or phone.Wi-Fi Info - It contains the three more function in it called Wi-Fi API , Wi-Fi Config , Wi-Fi Status which the link speed , network id , supplicant state , SSID , RSSI , IPaddr , Scan result.**It all have ping test also to test your device by yourself too**