This handy little utility lets you transfer pictures and/or contacts to other iPod Touch or iPhones over a shared wifi network with a simple swipe of the screen. Free goodness!

Spreadsheets on the iPhone are always a bit of a compromise. Still, there are those who would like the option to edit and, yes, even create simple spreadsheets from their phone. Mariner Calc is an ambitious effort to remove the boundaries that have been imposed on spreadsheet users.

Discover is a free gem that turns your iPhone or iPod Touch into a wireless flash drive combined with a file viewer. With plenty of features, the only real downside to Discover is the ads and some minor lag—but at least you won’t hear anyone complaining about the price.