Buzzard Studio released first game called Race In Maze!
In Race In Maze! you have to solve uniquely generated maze faster than your opponent. Game greatly combines puzzle solving skills with dynamic rivalry.
Gameplay video: YouTube
App Store Link: Race In Maze! for iPad on the iTunes App...
For 2 players I really enjoy Small World and Neuroshima Hex. But you have to like board games a bit to enjoy those games. Last Sunday I spent 1,5 hours playing Neuroshima Hex in train coming back from family. Really Good.