(1) It is a convenient application to analyze and recover smartphone waves (It supports all versions of Android 4.0 and higher)(2) Measure signal strength and communication speed in real time. (The communication speed measures the response time to Google DNS)
(3) ON / OFF of 3G / 4G / LTE data communication and Wifi data communication can be switched with one touch.
(4) The display and switching of the access point to which Wi-Fi is connected are possible.
(5) You can check the packet traffic volume of data. You can also check overuse of data communication (compatible with Android 4.0 or higher)
(6) Communication test can be performed with the Ping command to the default gateway, DNS, Internet, any host.
(7) Please note: In a zone outside the range where there is no signal, there is no recovery effect even if you use this tool as expected. Please understand.
Postscript: I will publish this application on my birthday of my sister.