Iron Sky: Invasion is a dynamic space fighter simulator that combines thrilling dogfights with strategic gameplay. Players take control of various spaceships to defend Earth from the Moon Nazi invasion, engaging in intense battles against enemy vessels and massive zeppelins. The game features a robust arsenal of weapons, including laser cannons, missiles, and drones, allowing for diverse combat strategies. Players can also utilize a tactical map to navigate and identify threats in outer space, adding a layer of strategic depth to the action.

Set against the backdrop of a cult movie, Iron Sky: Invasion incorporates political elements, offering unique missions from different nations that provide rewards such as upgrades and new ships. Players can dock at allied space stations for repairs and enhancements, and there are opportunities to upgrade ship systems using resources scavenged from defeated foes. With a variety of ships available, each with unique capabilities, the game promises an engaging and immersive experience for fans of the genre.