Similar software:

• Alien Sky 1.7.9 — Make a raid deep into alien force positions to eliminate the threat for your homeworld. You'll encounter lots of different alien ships, upgrade your weaponry with extra-weapons, blow up enemy barriers and defeat powerful bosses.
• AstroFire 3.06.1d — Asteroid-blasting arcade game featuring stunning raytraced graphics, awesome power-ups and 18 different types of enemy craft, spread over a massive 75 action-packed levels. Totally spyware-free!
• Astrosiege 1.2 — Astrosiege throws you into the cockpit of a prototype space fighter to blast your way through hoards of alien fighters in classic 2D shoot-em-up action. Destroy dozens of unique 3D accelerated alien fighters while upgrading your ship with powerups.