Part of collection:
Sentinel
Want a tactical and strategic tower defense challenge that's packed with options and upgrades? Take command of the dropship Sentinel and do battle across a vibrant sci-fi world.
Take the fight to the alien homeworld and unleash a massive arsenal of weaponry. Get up close and personal on the battlefield in your power armor to execute devastating attacks and support your defences.
Sentinel: Mars Defense is a sci-fi tower defense game for iOS.
Could be interesting
Guide a group of space settlers trying to establish an outpost on a remote planet. Grow food, collect energy, mine resources, manufacture bots, and build a fully self-sufficient colony.
Travel a hundred years into the future to command an advanced space fleet in full 3D turn-based tactical space combat through the greatest conflict humankind has ever known. Protect the Sky!
A starship builder perfect for fans of games like FTL, Starsector, SPAZ, Space Engineers, Escape Velocity, Avorion, and more. Design awesome starships using intuitive ship creation tools that are easy to learn but hard to master. Fully customize your ship's shape and floor plan, choosing where to place individual modules including weapons, engines, hallways, and crew's quarters. Your ship's design is key to its survival, and every decision you make will impact its performance in battle.
Rusted Warfare is a 2D RTS game in the vein of Total Annihilation featuring large armies and a pixel art style.
In Prosperous Universe start your galactic empire by trading on the real-time market exchange with other real players. Build your 1st base from humble beginnings & watch as your business flourishes with complex supply chain strategies. Economics, politics & realism fuel this immersive business MMO.
Interstellar Space: Genesis is a turn-based space 4X strategy game in which you attempt to build a prosperous interstellar empire. Become the ruler of the Galaxy while you explore the wonders of space, colonize new worlds and expand your empire across the stars where mysteries await you.
InfraSpace is a sci-fi city builder - but every resource you produce has to go through your transport infrastructure. In order to thrive in this solar system, you'll not only have to start mining operations and manage production chains, but also make sure your road network is up to the task.
Keep hope alive on your adventure to the mythical Forever Star! Gather survivors, repair and build out your starship, brave black holes, and fend off attacks, all while managing the daily soap opera of your colorful crew.
Will you save your fellow humans, or destroy them as planet Earth? Impossible dilemmas and branching narratives create countless paths through cataclysmic disasters. Work with and against your friends in this 1v5 serious party game.
From the developers of Element TD 2 comes a Mazing Tower Defense where you can expand the map layout itself. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that shifts on your whims. Engage in single, cooperative, or roguelite gameplay.