Use Android Device as a Remote Controller

What if you can use your Android Handset as a controller for your computer means moving mouse gestures with your android device and controlling the keyboard it would be fun you can use your mobile + use it as a remote control for PC stuff so we will use ANDROID VNC which will help you to control your conputer screen from anywhere with just your android device well for this to work you need to have VNC client installed on your computer I would suggest you to Google Real VNC for Windows and x11 VNC for Mac so google them up and install them to use your android device as a Remote Controller.
Link to AndroidVNC