Best Space Defense Apps &amp; Games

4.6😞(2.7K ratings)

FreeAdsIn-App Purchases

Planet Defense: Space TD game screenshot 1

Planet Defense: Space TD game screenshot 2

Planet Defense: Space TD game screenshot 3

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Planet Defense: Space TD game screenshot 6

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.

What We Love

👍 Enjoyable gameplay
🌟 Beautiful graphics

Room to Improve

⏱️ Slow progression and upgrades
🐛 Frequent crashes and freezes
💰 Heavily pay-to-play model
📺 Excessive ads interrupting gameplay

Galaxy Defense: Fortress TD by CYBERJOY LIMITED

Defend Planet, Beat Aliens!

Strong Contender

4.7😞(9.1K ratings)

FreeAdsIn-App Purchases

#58in Games

Galaxy Defense: Fortress TD screenshot 1

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Galaxy Defense: Fortress TD screenshot 6

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.

What We Love

🎮 Addictive gameplay
🎨 Vibrant visuals
🕹️ Engaging tower defense mechanics

Room to Improve

💰 Monetization issues
🤯 Difficulty spikes
🕰️ Slow progression without spending

SpaceXYZ: Idle Tower Defense by SuperMagic

Strategic Defense Game!

Worth Considering

Idle Planet Defender: Space TD

4.8😊(1.8K ratings)

FreeAdsIn-App Purchases

SpaceXYZ: Idle Tower Defense screenshot 1

SpaceXYZ: Idle Tower Defense screenshot 2

SpaceXYZ: Idle Tower Defense screenshot 3

SpaceXYZ: Idle Tower Defense screenshot 4

SpaceXYZ: Idle Tower Defense screenshot 5

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.

What We Love

👍 Fun gameplay
🚀 Good progression
💡 Innovative features
👍 No forced ads

Room to Improve

🐛 Progress loss issues
🐛 Crashing problems
💰 Expensive to remove ads

More Space Defense apps to explore

Idle Space Tower Defense

Build. Upgrade. Survive.

30 handcrafted wavesMultiple enemy types with unique abilitiesOrbital satellite towers with upgrade progression

Defend your home planet in a futuristic space strategy game. Build and upgrade orbital satellites to survive waves of unique enemy spaceships. Adapt your tactics to overcome escalating challenges and boss encounters.

(2)

MILLIONS OF ALIENS WILL DIE

Radiant Defense

Build custom enemy pathsOver 300 alien waves9 upgradable weapons

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.

(144)

The Republic will bring light

Nova: Space Armada

Build and customize space stationsAssemble modular warship fleetsForm intergalactic alliances

Build and command your own space station and fleet in a chaotic galaxy. Forge alliances, explore new worlds, and engage in strategic space battles to shape the future of the sector. Your decisions will determine the fate of the galaxy.

(4K)

Cosmic Horizons: Space Defense

Explore, Build, Fight

Arcade dynamic universe battlesOver 80 interstellar aircraft to upgradeBuild and conquer your military force

Engage in intense galactic arcade battles to defend your starbase from alien invaders. Upgrade your fleet, build a powerful military force, and conquer the universe. Explore, build, and fight your way to becoming a legendary space hero.

(93)

Space Defense:Endless Shooter

endless 2d space shooter

Explore 10 star systemsUpgrade 35 spaceship technologiesFight alongside allies

Pilot humanity's last hope in this thrilling 2D space shooter. Explore star systems, upgrade your spacecraft with advanced technologies, and battle increasingly formidable alien fleets. Engage in classic space combat with a unique twist, utilizing rockets, mines, and powerful bombs to defend Earth.

Aim. Hit. Score. Repeat

Survive against alien invaders

(0)

Lone Space Tower Defense

Real-time strategyTower upgradesResource management

Engage in strategic space battles defending the galaxy from alien invaders. Utilize powerful towers, research advanced weapons, and employ tactical cards to outwit diverse enemies. Master resource management and upgrade your defenses to become the ultimate cosmic guardian.

Use Laser Turrets To Destroy

Close maneuver simulation

Alien Roguelike Defense

Classic tower defense gameplayRoguelike card system for upgradesFuturistic weapon deployment

Defend Earth from alien invaders in this tower defense game with a roguelike card system. Build and upgrade futuristic weapons, adapt your strategy with unique card choices, and face waves of diverse enemies and bosses. Every playthrough offers a new, unpredictable challenge.

Defend the moon from incoming missiles in this classic arcade-style game. Simple tap-to-shoot controls make it easy to jump into the action and protect the lunar surface from destruction.

Classic arcade gameplayTap-to-shoot controlsDefend the moon

Galaxy Attack: Alien Shooter

(2)

free

Classic Space War Invasion

Multiplayer modeHigh quality graphicsActive skills

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.

(656K)

Red Siren: Space Defense

Planet Defender War Game

Futuristic robots, tanks, and shipsUpgrade weapons and shipsDefend bases

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.

(501)

Astro Battle: Orbital Defense

Tower Defense Strategy TD

Auto-firing turrets with upgradesOffline earningsDeploy and control support ships

Engage in strategic orbital defense by upgrading turrets and deploying support ships against enemy fleets and bosses. Enjoy offline play with automatic earnings and a creative mode for experimentation. This game offers a complete, ad-free experience with no in-app purchases.

Build your fleet. Save Sol.

Space Defense Outpost - RTS

(0)

Stop the Alien Invasion

10 action-packed levelsBonus stagesPower-up collection

Engage in fast-paced arcade action with this retro-style shooter. Battle waves of alien invaders across 10 levels and bonus stages, collecting power-ups and protecting your ground forces to activate special abilities. Strategize your offense and defense to survive the alien onslaught, including a challenging Mother-Ship encounter.

(2)