Software Titles by Positech Games

Starship Tycoon puts you in charge of an interplanetary shipping company, you compete against AI controlled companies to survive in the cut-throat world of space commerce. Configure and upgrade your starships, hire and fire the crew, smuggle illegal goods, and wage price wars against your competitors.

Planetary defense is a space arcade shootemup game where you defend a planet (and it’s orbiting moons) from waves of attacking enemy rockets and missiles. The game is like a dynamic, 360 degree version of space shooter classic missile command, only this time you need to provide covering fire for escaping colonists as well as shoot down incoming missiles and enemy laser platforms.