224+ iOS apps & games curated and reviewed
Out of 224+ defender space apps and games on iOS, 18 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.4★ (454) | No | Yes | Jul 2026 |
| 2 |  | Free | 4.5★ (226) | No | Yes | Jul 2026 |
| 3 |  | Free | 5.0★ (3) | No | No | May 2026 |
| 4 |  | Free | 3.9★ (10) | Yes | No | Aug 2026 |
| 5 |  | Free | 4.6★ (5) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.1★ (23) | No | Yes | May 2026 |
| 7 |  | Free | — | No | Yes | May 2026 |
| 8 |  | Free | — | Yes | No | May 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.
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.
Defend Earth in this retro arcade space shooter against relentless alien invaders. Pilot unique spacecraft, utilize various weapons, and collect power-ups to survive increasingly difficult waves and boss battles. Compete on global leaderboards for the highest score.
Engage in a first-person 3D space shooter where you control a turret to defend friendly objects and destroy enemies. Utilize a variety of primary and secondary weapons across campaign and survival modes. Compete with friends via Game Center and back up your progress with iCloud.
Engage in an interstellar battle to conquer the cosmos and eradicate invading space flies. Upgrade your spacecraft and embark on an epic journey through multiple levels of captivating space shooter action with intuitive one-finger controls.
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.
Pilot a helicopter through a cosmic rift to defend your universe from alien creatures. Experience chaotic space physics, retro visuals, and evolving music in this action-packed arcade shooter.
Engage in an addictive space combat experience with vibrant pixel art. Navigate through challenging waves and aim for the highest score to protect the galaxy. This game offers endless replayability and fun.
Defend your planet from alien bugs in this strategy-based tower defense game. Collect legendary heroes, build your squad, and survive endless waves of monsters in epic battles. Compete in survival challenges and prove yourself as a true legend of defense.
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.
Engage in brain-training fun with a nostalgic twist. Defend your planet by equipping and upgrading turrets to destroy incoming blocks in endless waves. Compete in tournaments for a chance to win real cash prizes.
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.
Survive a shipwreck by crafting tools, building shelter, and defending yourself against zombies and skeletons. Explore a vast island, hunt for resources, and search for hidden treasures to save your loved one.
Defend your space outpost from waves of accelerating enemies using a rotating laser cannon. Strategically deploy gravity bombs and manage your shields to survive increasingly challenging missions. Collect power-ups to enhance your cannon and restore your defenses.