Good Gear Guide
In Pictures: 12 iPhone apps that will make you a n...
Custom Conference App
Chances are the conference you're attending has a custom built and branded iPhone app for attendees, perhaps powered by app developer DoubleDutch. Be sure to download this app before you go. It should have all the basic stuff: agenda, speaker bios, map, nearby restaurants, sponsors section, schedule planner and more. Don't be one of those "analog" guys carrying around a printed map in your back pocket.
In Pictures: 12 iPhone apps that will make you a networking star