Remotely control your PC using your iPhone with wwPCRemote.
Things you can control:
- Devantech USB relays, which let you turn on and off lights in your house, open / close your garage door, etc.,
- Hardware and software that react to UDP messaging,
- restarting and shutting down of your computer and other computers connected to yours over your network, and even
- turning on other computers connected to yours over your network.
Supports:
* 80 customizable buttons
* multiple commands per button
Alternatively, try out wwPCRemote Lite (free version) if you want to get a feel for the app.