ZAP! is a compilation of eight single player space shooters in the fixed screen genre. The games have all been previously released by Alawar Entertainment, Inc .

The games in this compilation are:
Alien Outbreak 2: Invasion
Back to Earth
Back to Earth 2
Crusaders of Space
Crusaders of Space 2
Crusaders of Space: Open Range
El Airplane
Pulsarius

The following game is not in the same genre and is included as a bonus game
Cubozoid