Domain Defender is a Shoot 'em up game where the goal is to protect the computer from being invaded by malicious viruses!

As a player you will choose between 4 operating systems to defend you: Mint, Ubuntu, Arch and Fedora. Each with a custom ship so the player can shoot and destroy viruses and Trojan horses!

In the game you have to move by sliding your finger to protect all 6 sections and press the screen for your ship to shoot. Plus, during the game you'll earn coins to upgrade your ship and power ups to be the safest system in the world!