Conductor Server

RC Trackpad runs on your iPad or iPhone and communicates over Wi-Fi with a free server program called Conductor Server running on your Mac or PC.

You may install the Conductor Server on as many computers as you like.
RC Trackpad was built from the ground up to be secure, all network traffic is encrypted over SSL with industry leading technology.
RC Trackpads's powerful, yet easy to use interface works in any orientation. Switching modes is as easy as tapping an icon or performing a gesture.