A free app for Android, by fastappstudio.
All Mobile Secret Codes 2020 application is a great utility that will allow you to find and copy the secret codes of all mobile devices. It is a simple, user-friendly, and all-in-one app that can be used on any android or windows device. You will not need to download any other app, nor will you need to root your device. You can also use this app to find the secret codes of other phones, such as Nokia, LG, Sony, etc.
There are various categories in this app, such as Network, GPS, Reset, Password, Unlock, Software & WH info, Auto answer selection, RF Band Selection, Camera Pixels, WLAN mac address, Display CSS Code, Bluetooth, WLAN test, Firmware version information, factory tests, PDA, display the IMEI number, Super Mode, Service Menu, Check Update, Reset Device, Unlock the device, Recover Forgotten pattern, Engineering mode, GPS test mode, Machine information, Software Information, Hardware Information, Test Photograph RGB and much more.