As you may know, there are various applications that allow you to remotely control your phone. Some of them work over the Internet, and some work over the local network. The most popular and the most user-friendly are the ones that work over the Internet. These applications are usually designed to be used by people who have access to an Internet connection. On the other hand, there are applications that work over the local network, which are used by people who don't have access to the Internet.

GravityBox Xposed is a module that allows you to create a local network that can be used to control your phone.