Let's look at 6 such tools that you can set up on your PC on the one end, and your phone or tablet on the other, in order to create a secure connection. Wake-on-LAN can be a real time-saver.

How to use an iPad as a drawing tablet with a PC: Astropad Project Blue Astropad ... with a workspace sidebar that gives you quick access to useful tools like brushes, pencils, undo/redo, etc.