Rowmote Pro 3.0.5
the author of this app says:
Rowmote Pro is the ultimate wireless remote, trackpad, and keyboard. A gorgeous universal app for iPhone, iPod Touch, and iPad, with everything from a multitouch trackpad to full extended keyboard support, and with no-configuration control of dozens of the best Mac applications, it is a must-have for any home media center or presentation!
Compatible with iPhone, iPod touch, and iPad. Requires iOS 3.0 or later