Using drawing tools available on PC is more fun on iPad due to touch screen.
This is a use case example video of WiTop HD – High Speed Remote Desktop to demonstrate use of MS Paint on iPad.
All new WiTop with guaranteed connectivity. WiTop is one of the easiest and fastest remote desktop application to access your Windows PC from your iPad. It is 15X faster than VNC and RDP!
Available on iTunes Store: https://itunes.apple.com/us/app/witop-high-speed-remote-desktop/id657309900?mt=8