Apps Like Space Cadet Defender HD: Invaders for iPhone and iPad
Defend Earth and upgrade ships
Defend Earth from aliens in a fast-paced arcade shooter. Play through 150+ unique levels and boss battles. Upgrade your ship with new abilities. Use powerups to gain advantages. Save progress and compete on GameCenter leaderboards.
Space Cadet Defender HD: Invaders screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


Space Cadet Defender: Recon Invaders
SixHourSoft LLC
Battle through alien hordes and upgrade
Play a side-scrolling shooter against alien hordes. Upgrade your ship with new abilities. Navigate unique levels and defeat boss enemies. Collect powerups to boost performance. Compete for high scores through GameCenter.

Galaxy Attack: Space Shooter
GAU TECHNOLOGY LTD.
Command ships to defend the
Play as a captain defending against alien invaders. Navigate through to protect galaxians and asteroids. Shoot enemies, dodge attacks, and command your ship in fast-paced combat. Upgrade weapons and unlock new ships. Compete in multiplayer battles.

Galaxy Attack: Alien Shooter
DINO GAME LIMITED
Defend Earth and destroy ships
Space shooting game allows players to control a spaceship and defend Earth from attacks. Move and shoot enemies using touch controls. Upgrade spacecraft to enhance firepower and survive increasingly difficult levels.

Galaxy Attack: Alien Invaders
Onegame Global Limited
Shoot aliens in space battles
Play as a space chicken shooter to defend Earth from . Shoot enemies in fast-paced action sequences. Unlock new weapons and power-ups. Track high scores and compete with others. Customize character appearance and upgrade abilities.

Galaxiga: Classic Arcade Game
ONESOFT GLOBAL PTE. LTD.
Defend galaxy, upgrade ships, conquer waves
Play to defend the galaxy against alien waves. Upgrade starships, unlock new weapons, and command battles. Track progress through levels and achievements. Compete in high-score leaderboards. Share scores and invite friends to play.

Fire Hero 2D: Space Shooter
AI GAMES FZ LLC
Shoot aliens and break blocks
Play as a spaceship navigating an endless galaxy, shooting through alien blocks. Avoid collisions while progressing through levels. Adjust ship movement and firing patterns. Earn points by destroying enemies. Track high scores and replay levels.


Alien Invasion: RPG Idle Space
CRAZY LABS BY TABTALE , G.P.
Defeat enemies to evolve your army
Defeat humans to gain resources and evolve your . Upgrade attack speed, capacity, and catching radius. Battle bosses with increasing difficulty to progress. Manage an army of aliens and strategize combat tactics.


Galaxy Defense: Fortress TD
CYBERJOY LIMITED
Build turrets, upgrade skills, defend Earth
Build diverse turrets with unique skills and powers. Unlock and upgrade them to defend against enemies. Strategize turret placement based on enemy attributes. Refine strategies to enhance defense and combat effectiveness.

Swamp Attack
Tudamun d.o.o.
Defend your home and defeat monsters
Defend your home against monsters with various weapons. Select from dynamite, flamethrowers, crossbows, and molotov cocktails. Shoot enemies to survive waves of attacks. Complete challenges to progress and upgrade weapons.

Heroes Inc!
Lion Studios LLC
Build , create powers, battle robots
Create and customize with unique superpowers. Build an alliance to battle enemy robots. Engage in epic combat with mechs and laser weapons. Unlock new abilities and strategies to defeat waves of enemies.

Phoenix 2
Firi Games
Blast invaders with custom ships
Blast invaders using over 100 unique ships. Build and upgrade a ship collection. Complete 30 story missions. Unlock special abilities like Mega Laser and Personal Shield. Play short game sessions.

GODDESS OF VICTORY: NIKKE
PROXIMA BETA PTE.LIMITED
Lead battalions in tactical combat
Play as a commander leading artificially created soldiers called to reclaim a shattered world. Complete missions to uncover ancient secrets and technologies. Customize characters with unique abilities and gear.

Atlantis Invaders
Spirit Bomb Company Limited
Defend Earth with submarine attacks
Control submarines to battle alien monsters in underwater environments. Shoot enemies with weapons, dodge attacks, and collect technology from to upgrade ships. Explore ocean depths to uncover secrets and navigate through diverse sea regions.

Jupiter Attack
RED SPRITE STUDIOS PTY LTD
Destroy enemies and collect power
Play as a spaceship defending Earth from waves of enemies. Move and shoot using Apple Watch or iPhone touch screen. Collect power-ups like multi-shot, shield, and rapid fire. Compete for high scores in a retro-style arcade game.

Idle Port - Sea game
Gismart Limited
Build ports, upgrade ships, defeat aliens
Build and manage a ship to defend Earth from an alien attack. Upgrade facilities, hire crew, and expand operations. Complete missions to strengthen defenses and prevent the invasion. Track progress and manage resources to achieve success.

Shooting Tower: Defense Game
Freeplay LLC
Defend waves with tower attacks
Defend against waves of zombies, orcs, and aliens using tower mechanics. Place and upgrade turrets to shoot enemies. Merge towers for stronger defenses. Manage resources to sustain attacks. Complete levels and unlock new units and abilities.

Pocket Galaxy: Gravity Sandbox
Pocket Labs.
Create and simulate galaxies in 3D
Create and simulate custom galaxies with realistic physics. Place and customize planets, stars, and other celestial bodies. Adjust orbital paths and gravitational forces. Explore 3D space and test planetary interactions.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.