Smallest App - 4G Switch and N is an Android application developed by Nabin Bhandari in the category of Utilities & Tools. With an APK size of just 3.38 KB, this app is designed to display hidden information about your Android device. The application is useful for those users who want to set their network mode to LTE (4G), WCDMA (3G), or GSM (2G) only.

The app is straightforward and easy to use. It provides an option to switch between the different network modes and displays the current network mode of the device. However, it is important to note that the same functionality can be achieved by dialing the secret code *#*#4636#*#* on your phone's dialer.

Overall, Smallest App - 4G Switch and N is a useful app for those who want to quickly switch between network modes on their Android device. However, it does not offer any unique features that cannot be accessed through the phone's dialer.