178+ iOS apps & games curated and reviewed
Galaxy Defense is the household name in defender galaxy, but it's far from the only option. We track 178+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
Defend Earth from alien invaders in this idle tower defense game. Build diverse turrets, strategize your defense, and power up your character with unique skills and weapons. Collect resources and take on global challenges to protect the planet.
Defend your homeland from waves of evil robots by strategically deploying and upgrading a variety of powerful weapons. Explore diverse landscapes and adapt your tactics to overcome increasingly challenging robotic invaders in this exhilarating tower defense game.
Defend Earth from an alien invasion in this fast-paced arcade space shooter. Upgrade your ship with powerful enhancements and conquer over 150 unique levels, including challenging boss battles. Compete for high scores and save your progress.
Engage in fast-paced space combat to defend the galaxy from alien invaders. Blast through unlimited levels, improve your score, and master increasingly challenging gameplay. Enjoy vivid graphics and cool sound effects in this timeless arcade experience.
Defend your energy barrels from alien invaders in this retro arcade space shooter. Enjoy simple, intuitive controls and blast through waves of enemies with various weapons and challenging boss fights.
Get ready for an epic interstellar battle as you conquer the cosmos and eradicate invading space threats. Upgrade your spacecraft and embark on a captivating journey with intuitive one-finger controls, navigating through multiple levels of intense combat and addictive gameplay.
Pilot powerful spaceships against relentless alien invaders in thrilling arcade-style space battles. Upgrade your arsenal, face epic boss battles, and enjoy diverse game modes with stunning graphics and sound. This free-to-play adventure offers endless replayability.
Relive the classic arcade experience with this remake of Galaxian. Control your defender ship by tilting your phone and shoot waves of alien spaceships to achieve a high score. This compact game offers classic space shooter action.
Engage in intense space combat, piloting a lone spaceship to defend the galaxy from alien invaders. Dodge enemy fire, upgrade your spacecraft, and challenge powerful bosses in various game modes. Plan your strategy and unleash your fighter's full potential.
Defend the galaxy in this retro arcade shoot 'em up. Utilize powerful weapons like neutron lasers and smart bombs to defeat waves of mutating space invaders. Keep moving, keep firing, and strategize your smart bomb usage to save the Megaverse.
Engage in intense first-person space combat as a turret gunner. Protect friendly assets and eliminate waves of alien attackers using a variety of weapons. Features two engaging game modes with multiple levels.
Pilot a futuristic jet to defend the city from an alien invasion in this high-speed, action-packed endless runner. Blast through waves of enemies, collect upgrades, and compete for the highest score.
Pilot a lone spaceship to defend Earth from relentless alien swarms in this classic space shooter. Upgrade your weapons and skills to overcome increasingly difficult challenges across numerous levels and intense boss battles.
Defend Earth from an alien invasion by building a strategic space station fortress. Deploy a variety of upgradable weapons and traps to overcome over 150 waves of enemies and challenging bosses.
Engage in epic space combat strategy, build your base and fleets, and conquer the galaxy. Compete with millions of players worldwide in a dynamic online battlefield, complete missions, and explore the cosmos.
Blast through waves of alien invaders in this classic arcade space shooter. Collect and upgrade over 100 unique ships, complete exciting missions, and compete on global leaderboards. Enjoy short game sessions or an action-packed campaign with stunning graphics.
Defend Earth from an alien invasion by engaging in challenging levels with increasingly difficult enemies. Detain invaders while your ship's engine is repaired, then gain full control to move and fight.
Engage in a classic side-scrolling arcade space shooter. Battle an alien horde across unique levels, upgrading your ship with powerful enhancements and facing formidable boss enemies. Compete for high scores on GameCenter.
Engage in epic sci-fi battles to conquer the galaxy. Discover new planets, build military bases, and command powerful fleets. Form alliances and wage wars to expand your territory and achieve universal domination.