Slideshow » Top 10 iPhone apps for the techie
NES Yet another jailbreak app, NES is a Nintendo emulator. When paired with a collection of NES ROMs, this app allows you to play Super Mario Brothers, Paperboy, and any other original game for the Nintendo Entertainment System. The controls can be a little hard to get used to, but as far as the geek factor goes, this has it in spades. Free through Cydia.
