U.GG 
Icy Veins 
Arcade Cloud 
EV.IO 
Luminosity Gyro+ Drops to Free for One Day
Gyro+ is a quick reaction type game. Rotate the center disc to capture the incoming particles in the same color on the disc. Starts out easy, but gets fast quick. It's a nice casual game and it's free today.
Jeff Scott
Jeff Scott is the founder of 148Apps and an app obsessed writer who loves talking apps, games, and the business around them. He knows what real football is, but still insists on calling it soccer.