164+ iOS apps & games curated and reviewed
Every iPhone needs a few good the orbital defender apps and games. We benchmark 164+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | Yes | No | May 2026 |
| 2 |  | Free | 4.4★ (454) | No | Yes | Jul 2026 |
| 3 |  | Free | 3.8★ (88) | Yes | No | Jul 2026 |
| 4 |  | Free | 4.2★ (8K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.4★ (540) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 3.8★ (12) | No | Yes | May 2026 |
| 7 |  | $1.99 | 2.5★ (51) | No | No | Jul 2026 |
| 8 |  | Free | 4.6★ (2.4K) | Yes | Yes | Jul 2026 |
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.
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.
Command a space ark, build a formidable fleet with human and alien commanders, and engage in large-scale, real-time wars with players worldwide. Conquer territories, govern planets, and trade resources in this galactic strategy game.
Engage in a massive space strategy MMO where you colonize planets, build powerful fleets, and battle players globally. Explore alien technologies, form alliances, and lead humanity's fight for survival in a galactic war.
Defend Earth from alien invaders by strategically deploying and upgrading cannons and special weapons. This addictive game challenges your judgment and quick thinking to protect your bunker from increasingly powerful enemies.
Relive a classic arcade experience by defending astronauts from alien abduction and destroying enemy ships. Be careful not to harm the astronauts, as their safety is crucial to preventing planetary destruction and mutant alien transformations.
Defend your home planet in this roguelike tower defense game. Build and upgrade defenses to fend off alien invaders. Experience deep strategy with unique playthroughs and unlockable sentinels.
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.
Pilot a starship in an intense arcade shooter to defend the galaxy from alien invaders. Engage in challenging campaigns, battle epic bosses, and compete with other players online. Your mission is to save humanity from an intergalactic war.
Engage in classic arcade-style gameplay to protect Earth from incoming asteroids. Tap to steer and hold to accelerate your ship's spin to destroy threats before they reach the planet.
Defend Earth from alien invaders in this fast-paced arcade shooter. Progress through 50 unique levels, upgrade your ship with powerful enhancements, and face off against challenging boss battles. Compete with friends by viewing local and world high scores.
Engage in epic galactic warfare with players worldwide in this next-generation online space strategy game. Build and customize your space station, design powerful fleets, and form alliances to conquer sectors of space. Experience real-time battles and strategic gameplay with stunning HD graphics.
Defend your airspace in an intense arcade shooter against an alien invasion. Engage in fast-paced, vertical ground-to-air combat with realistic visuals and a thrilling story. Perfect for quick bursts of action.
Embark on an interstellar adventure to defend humanity from an alien invasion. Build and expand your base, develop powerful fighter jets and mechs, and engage in strategic combat to reclaim planets and ultimately defeat the enemy. Experience a visually rich 3D world with smooth gameplay.
Defend your space fortress against alien invasions in this vibrant defense game. Strategically build your base, deploy a variety of weapons and traps, and customize enemy paths to survive hundreds of waves. Compete for high scores in an online hall of fame.
Engage in epic space combat strategy by building and defending your base. Command a diverse army of ground and air units, gather resources, and battle millions of players worldwide to dominate the galaxy. Features stunning 3D graphics and a challenging campaign mode.
Lead a special operations team in a vertical scrolling space shooter. Command your battlecruiser, upgrade your fleet, and engage in intense combat against alien foes and rival players. Utilize different pilots and tactics to achieve victory in thrilling galactic wars.
Embark on an interstellar adventure to explore the vastness of the galaxy. Your mission is to destroy planets, upgrade your arsenal, and conquer challenging bosses. Prepare for an epic cosmic journey.
Build and command your own space colony, construct a powerful fleet, and engage in epic interstellar warfare. Explore a vast universe, battle pirates or other players, and forge alliances to achieve galactic dominance.