Android TV Remote Control - Android TV Remote Control is free to use application that allows you to take control of your Android TV.
Remote Mouse - Turn your smartphone into a wireless touchpad and keyboard now!
KKMultiScr - KKMultiScr is an interactive application designed for multiscreen that allows to control your android application with ease, so make your life easy with the proper channel handling.
Monect - Make the best use of sensors on smart device to control PC, simulate steering wheel, game-pad...
Mi Remote controller - Mi Remote controller is a reliable free to use application that allows you to control any electric appliances with your phone.
KDE Connect - Integrate Android with the KDE Desktop