170+ iOS apps & games curated and reviewed
If you already know Planet Defense War, this is the deeper bench. 170+ planet defense war apps and games for iPhone, all reviewed and ranked by user rating, recency, and download trend as of May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 |
| 2 |  | Free | 4.6★ (2.3K) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.8★ (8.9K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.7★ (7.1K) | No | Yes | Jul 2026 |
| 5 |  | Free | 4.8★ (4.8K) | Yes | Yes | Jul 2026 |
| 6 |  | Free was $3.99 | 4.8★ (383K) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.3★ (1.9K) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 4.6★ (1.1K) | No | Yes | Jul 2026 |
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.
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 planet from monster invasions by summoning, merging, and evolving heroes. This roguelike tower defense game offers quick, strategic matches with endless replayability. Enjoy casual fun or competitive PvP with adorable characters and deep tactical choices.
Engage in an adventurous competitive mobile game where you conquer planets by drawing lines. Experience exciting gameplay with multi-level challenges and fantasy props to create effective combinations for a high-quality gaming experience.
Unleash your destructive power on planets with a vast arsenal of weapons. From nuclear missiles and lasers to monstrous creatures and asteroids, obliterate celestial bodies in this engaging simulator.
Command powerful fleets in epic space battles, manage resources, and build planetary facilities. Customize your starships and lead your alliance to conquer the galaxy in this sci-fi real-time strategy multiplayer saga.
Defend an ancient stronghold from alien invaders using powerful technologies. Build and upgrade towers in a classic tower defense experience with unique levels and diverse enemies. Enjoy an offline, ad-free strategy game with a compelling storyline.
Pilot a flying saucer to defend planets from enemy spaceships in this action-packed galaxy defense game. Test your skills against waves of attackers and destroy asteroids to save the universe. Experience thrilling space combat with cool graphics and intuitive controls.
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 planetary bases from raiders in a futuristic space war. Pilot advanced robots, tanks, and ships, utilizing a variety of weapons and upgrades to destroy enemy forces across different worlds. Complete challenging missions to earn rewards and become a top defender.
Defend the galaxy from alien invaders in this sci-fi tower defense game. Strategically deploy futuristic towers, upgrade your arsenal, and adapt to waves of unique monsters. Your tactical decisions will determine humanity's fate.
Engage in epic sci-fi battles in 2084, training and equipping space marines to conquer planets. Lead your forces across a star map, challenge friends, and strategize with tactic cards to dominate the galaxy.
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.
Engage in intense zombie combat, requiring quick reflexes and strategic movement. Build and customize your shelter, recruit powerful heroes with unique skills, and form global alliances to fight the undead. Survive the apocalypse and lead humanity to hope.
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.
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.
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.
Engage in real-time strategy to defend your base against relentless enemy waves. Build, upgrade, and deploy a variety of units with precise timing to survive epic battles in space. Master strategic decisions to overcome increasingly difficult challenges.
Defend your space outpost from relentless enemy waves in this idle tower defense game. Upgrade your warship, deploy powerful towers, and unlock advanced weapons to survive galactic battles. Conquer star systems and climb leaderboards in an immersive sci-fi experience.