MTK Enginnering Guru Pro works as a USSD or Quick Code finder and a tool for changing the functionality of android device. It uses the core functionality of android to do changes in android and this app also integrated with some USSD codes.

Features of this app-
*Change your device from 3G to 4G
*Change your device from 4G to 3G
* It gives info for battery temperature
*checking device information easily
*iphone ussd code available
*oppo ussd code available
*Checking IMEI number easily

It provides you a better Graphical User Interface that anyone can access in easily manner.
this app contains Three button First for MTK engineering mode by clicking on this button the android redirect you to the core functionality of the android and Another Two works for nearly same task but the working are different by one you redirect to a core of networks where you manipulate the settings of your 3G | 4g network.

Use carefully this App because it renovates your android to another state. so be careful!