Space Tower Defender app icon

Apps Like Space Tower Defender for iPhone and iPad

Defend planets with weapons

Command an orbital defense platform to defend planets against waves of alien invaders. Build and upgrade weapons like pulse lasers and photon bolts. Each invader has unique behavior, requiring strategic weapon combinations to complete missions.

by QED Gaming PTY. Ltd★ 0.00 ratingsGames$1.99Data updated 2026-09-18

Space Tower Defender screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Beat Invader app icon

    Beat Invader

    SMULIE COMPANY LIMITED

    Play rhythm to defeat aliens

    Play by swiping left or right in time with the to stop aliens. Choose between two actions that trigger different musical effects. Complete challenges to progress through the game and save the world from invasion.

    ★ 4.61,368 ratingsGamesFreeData updated 2026-09-06
  2. Galactic Attack: Alien app icon

    Galactic Attack: Alien

    Minh Dao Lai

    Shoot enemies and upgrade your ship

    Play as a spaceship to defend against attacks in a fast-paced 3D shooter. Use bullet time to dodge enemies and defeat bosses. Customize your ship with upgrades and unlock new weapons. Track progress and compete in leaderboards.

    ★ 4.2139 ratingsGamesFreeData updated 2026-09-13
  3. Star Force: Space Shooting app icon

    Star Force: Space Shooting

    TBG LIMITED

    Play, explore, battle

    Navigate 3D environments to engage in battles and exploration. Shoot enemies, collect resources, and upgrade ship weapons. Unlock new areas and complete missions to progress through the galaxy.

    ★ 4.91,353 ratingsGamesFreeData updated 2026-09-06
  1. Cube Defender: Casual TD app icon

    Cube Defender: Casual TD

    Hiker Games Joint Stock Company

    Play, merge, and defend your base

    Play a tower defense game with clan features, unit collection, and deck merging for base defense. Build and upgrade towers, manage resources, and engage in battles. Compete against other players in real-time clashes.

    ★ 4.91,226 ratingsGamesFreeData updated 2026-09-06
  2. Galaxy Defender app icon

    Galaxy Defender

    PROCYPHER CORPORATION

    Defend galaxy against alien invaders now.

    The app allows users to defend the galaxy against alien invaders with a rapid fire laser. It features four degrees of game difficulty and unlimited game levels with vivid graphics and cool sound effects.

    ★ 5.02 ratingsGamesFreeData updated 2026-09-17
  3. Galaxy Shooter Battle app icon

    Galaxy Shooter Battle

    SENSPARK CO., LTD

    Shoot aliens, blast through galaxies, earn points,

    Play as a spaceship defending against waves of alien invaders. Shoot enemies to destroy them. Upgrade weapons and power-ups. Navigate through levels with increasing difficulty. Track scores and compete with others.

    ★ 4.835 ratingsGamesFreeData updated 2026-10-02
  4. Defender II app icon

    Defender II

    DROIDHEN LIMITED

    Defend the castle from monsters.

    Waves of monsters attack the castle in this hit game. Players use arrows, spells, and defensive structures to repel enemies.

    ★ 4.21,097 ratingsGamesFreeData updated 2026-10-02
  5. Hellsquad Rrrush! app icon

    Hellsquad Rrrush!

    Wemade Max Co., Ltd.

    Summon demons, defend the realm

    Summon demon minions to defend against enemy hordes. Protect towers from attacks and reclaim treasures to upgrade your army. Unlock special abilities and progress through levels in a casual roguelike defense game.

    ★ 4.8330 ratingsGamesFreeData updated 2026-09-06
  6. Arcadium - Space Shooter app icon

    Arcadium - Space Shooter

    Luciano Bercini

    Fight enemies, collect power-ups, blast through waves

    Play as a customizable spaceship to defend Earth from alien invasions. Shoot waves of enemies, collect power-ups, and upgrade weapons. Unlock new ships and abilities. Compete in infinite survival mode with increasing difficulty and epic boss battles.

    ★ 4.8100 ratingsGamesFreeData updated 2026-09-06
  7. Strategy Star: Battle War Hero app icon

    Strategy Star: Battle War Hero

    Aljosa Pavsic

    Defend castle with arrows and upgrades

    Defend a castle tower against medieval warriors and bosses using arrows. Collect coins to buy boosters and upgrade weapons. Build defenses to block enemy attacks and protect the kingdom.

    ★ 4.1820 ratingsGamesFreeData updated 2026-09-18
  8. Voxel Invaders app icon

    Voxel Invaders

    Noctua Software Limited

    Retro voxel graphics space shooter game.

    The app is a space shooter featuring retro voxel graphics and simple one-finger controls. Players battle waves of invaders, collect power-ups for new weapons, and navigate asteroid fields, with gameplay switching to a 3D space mode.

    ★ 3.914 ratingsGamesFreeData updated 2026-10-12
  9. Stickman WW2 Battle Simulator app icon

    Stickman WW2 Battle Simulator

    FERRO ENTERTAINMENT SMC PRIVATE LIMITED

    With stickmen in WWII 3D combat

    In a World War 2 setting with 3D stickmen. Customize weapons including tanks, pyro, and rockets. Engage in tab-based battles with multiple levels. Unlock and upgrade characters. Compete in simulated warfare scenarios.

    ★ 4.61,649 ratingsGamesFreeData updated 2026-09-17
  10. Royal Castle! app icon

    Royal Castle!

    Voodoo

    Build and defend your castle army

    Defend a castle against attackers using weapons and an army. Build custom weapons with booster combinations. Upgrade defenses and manage resources to strengthen the castle.

    ★ 4.61,519 ratingsGamesFreeData updated 2026-09-06
  11. Module TD Tower Defense Sci-Fi app icon

    Module TD Tower Defense Sci-Fi

    Mikhail Vladimirovich

    Defend territory with placements

    Defend territory by placing towers to block enemy attacks. Manage resources to upgrade structures and strategies. Complete waves of enemies with varying types and behaviors. Unlock new types and abilities through progression.

    ★ 4.51,257 ratingsGamesFreeData updated 2026-09-14
  12. Ancient Planet Tower Defense app icon

    Ancient Planet Tower Defense

    Dmitri Isaenkov

    Defend towers, repel attacks, play offline

    Play a classic game with 40 unique levels. Build towers anywhere on the field. Defend against diverse enemies with special abilities. Upgrade towers and other game elements. No ads, registration, or SMS required.

    ★ 4.61,257 ratingsGamesFreeData updated 2026-09-09
  13. Zombie Fortress: Trap Defense app icon

    Zombie Fortress: Trap Defense

    SayGames LTD

    Defend bases, merge weapons, defeat zombies

    Defend against waves of zombies using tower mechanics. Place and upgrade towers to shoot zombies. Collect weapons and equipment to enhance defenses. Merge weapons for stronger combinations. Progress through levels with increasing difficulty.

    ★ 4.51,709 ratingsGamesFreeData updated 2026-09-06
  14. Space Gunner - Galaxy Shooter app icon

    Space Gunner - Galaxy Shooter

    Dung Tran

    Shoot aliens in retro-style battles

    Play as a defending Earth and outposts from alien invasions. Shoot waves of enemies with various weapons. Unlock new ships and power-ups. Navigate through scrolling levels with retro pixel graphics. Upgrade weapons and customize ship features.

    ★ 4.7160 ratingsGamesFreeData updated 2026-09-21
  15. Towerful Defense: A Rogue TD app icon

    Towerful Defense: A Rogue TD

    Fine Monkeys, LLC

    Build towers, craft skills, defeat waves

    Control a single tower to defend against alien waves. Select and upgrade towers, equip up to 4 skills, and customize builds with traits and items. Manage resources, purchase upgrades, and strategize combat decisions to survive waves of enemies.

    ★ 2.551 ratingsGamesFreeData updated 2026-09-06
  16. Smash The Ragdoll - Kill Dude app icon

    Smash The Ragdoll - Kill Dude

    MINDWAYTECH CONSULTING SERVICES PRIVATE LIMITED

    Ragdolls with fun weapons

    Play a stress-relief game by selecting from various weapons. Attack with lightning bolts, paintball guns, firearms, space guns, missiles, or love weapons. Customize attacks and watch humorous animations. Share funny moments with friends.

    ★ 4.41,150 ratingsGamesFreeData updated 2026-09-15
  17. Dungeon Warfare app icon

    Dungeon Warfare

    Jin Man Kim

    Defend dungeons and upgrade towers

    Play a tower defense game where you defend your against adventurers. Place and upgrade 26 unique traps to defeat enemies. Gain experience to strengthen traps and unlock new utilities. Purify dungeons to progress and access more powerful defenses.

    ★ 4.9541 ratingsGames$0.99Data updated 2026-09-11

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.