Alive 4-Ever for iPhone

Everything about this zombie survival game is highly polished, from the music and effects to the controls. Alive 4-Ever is the king of its genre.

Medieval for iPhone

The App Store features plenty of castle defense games. Medieval is one of the more stellar offerings.

Must Eat Birds for iPhone

This original game offers a good challenge and even some laughs, as you try to keep birds from devouring your delectable desserts.