Mobile Mouse ★★★★☆ ($1.99 / App Store) for the iPhone is a tool that let lets you use your iPhone or iPod touch as a wireless mouse for any PC or Mac computer. All this app needs to work is a server program on the computer (free) and a Wi-Fi connection - and its all very easy to install and use. Mobile Mouse gives you all the features of what a regular mouse can do but with much more. You can even type with it so it doubles as a keyboard.
