Casual Game

Computer Game category

typically with very simple rules or play techniques, a very low degree of strategy, making them easy to learn and play as a pastime. http://en.wikipedia.org/wiki/Casual_game

good for Mobile?

http://www.casualgameblogs.com/

Game Lab's Eric Zimmerman: While gameLab has seen success doing casual games, Zimmerman couldn't ignore the problems that still permeate the model: low conversion rate, conservative portals, and a crowded, competitive space. Still, there are plenty of positives, like its meritocratic nature and the ease of digital distribution, that keep Zimmerman of the firm belief that it's overall model is the future of games distribution.