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.
Space Tower Defender screenshots
Ranked alternatives
Showing 361–380 of 1,000 ranked alternatives.


Firework Invaders
Gold 5 Ltd
Shoot rockets to destroy
Lets users launch fireworks to destroy alien ships. Choose from various types like rockets and sparklers. Customize game settings and track high scores. Play in different themed levels inspired by holidays and events.

Chicken Invaders 4 Xmas
Betacom, S.A.
Defend Earth from fowl invaders.
The app is a game where players pilot a spaceship to defend Earth from invading intergalactic chickens. The player must intercept and defeat waves of these fowl invaders across multiple encounters.

Space Shooter: Galaxy Invaders
Marcos Merlin
Defend planets and upgrade weapons
Defend against alien by shooting and dodging attacks. Complete levels with increasing difficulty. Detain enemies to repair ship engines and tilt phone to control movement. Upgrade weapons and unlock new ships. Track progress through multiple stages.









Sky Invaders
Scott Julian
Defend Earth from relentless Invaders.
The app presents an adventure where the player defends Earth from Invaders. The objective is to destroy Invaders to achieve a high score before they breach defenses.

Ants vs Robots
Ivan Khokhlenkov
Build colonies, fight waves, edit maps
Play as or in real-time strategy and tower defense modes. Build and manage colonies, customize maps in sandbox mode, and complete story levels. Defend against waves of enemies or battle other players.

HARM Invaders
QED Gaming PTY. Ltd
Explore alien worlds and fight
Explore a sci-fi space combat game set in 2115. Pilot a space fighter to investigate a mysterious signal near Mars. Engage in battles against alien replicating machines. Use strategic maneuvers to destroy the and prevent it from reaching Earth.



AR Invaders Attack
Jose Bello
Defend Earth, fight aliens, win battles
Defend your planet from alien using augmented reality. Move your device to aim and shoot at approaching UFOs. Join Earth's Resistance Forces to protect cities, forests, and beaches. Track mission progress and unlock new weapons.

Port Defender® Lite - 2D Field Defense
Michael Fuller
Build mazes to stop creeps.
The app is an area defense game where players build mazes to stop waves of creeps. Story mode and fixed path levels offer a guided, challenging experience.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.