Apps Like Space Defense: Invaders for iPhone and iPad
Ranked alternatives
Showing 41–60 of 1,000 ranked alternatives.


Towerlands: Tower defense (TD)
CHERNYE MEDVEDI, OOO
Build, expand, and defend your fortress
Build and upgrade city structures to strengthen your fortress. Command armies to defend against attacks. Expand your empire by conquering new territories and managing resources. Complete quests to unlock new units and abilities.

StarrySky:FlamesOfWar
BOTANIKO GROUP LLC
Fly through space, battle enemies, collect treasures
Explore planets corrupted by alien forces. Engage in combat using customizable ships. Unlock new weapons and power-ups. Navigate through levels with dynamic movement and shooting mechanics.

Galaga Wars+
Bandai Namco Entertainment Inc.
Shoot aliens, destroy waves, blast lasers
Play a classic arcade shooter with touchscreen controls. Move the ship by touching the screen and fire automatically. Destroy waves of aliens with lasers and missiles. Features high-quality graphics and retro gameplay.

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.

Space Shooter: Alien Shooter
Thuy Nguyen
Play campaign levels and defeat aliens
Play through a campaign with over 100 levels featuring environments and encounters. Select and upgrade one of eight aircraft. Complete missions to progress through the storyline.

ASTRONEST - The Beginning
ANGames Co.,Ltd
Colonize planets and build fleets
Manage a space empire by colonizing planets, building fleets, and engaging in player battles. Collect resources like Raon, Nugen, and Sectium. Trade, research, and expand territory across a vast interstellar map.



Fortress Merge
TapNation
Buildings, plan strategy, fight enemies
And upgrade buildings to create strong defenses. Plan strategies to defeat waves of enemies. Customize defenses with different building types. Fight enemies in time-limited battles. Upgrade structures for increased strength and protection.

Rush Defense: idle TD
HONG KONG BASIC TECHNOLOGY LIMITED
Defend waves with enchanted axe
Play a tower defense game where you place towers and cast spells to defeat waves of enemies. Upgrade towers, unlock abilities, and find relics to enhance your character. Defend against fantasy creatures in an progression system.

Infectonator 3: Apocalypse
Armor Games Studios Inc
Conquer worlds with mutating zombies
Manage a zombie army by infecting populations and upgrading viruses. Spawn mutated creatures with unique abilities. Progress across a world map to spread chaos. Customize DNA splicing to enhance zombie traits.

Box Head: Roguelike
Panthera Joint Stock Company
Fight zombies with your arsenal
Fight endless waves of zombies in a 3D action game. Select weapons like flamethrowers and katanas to defeat enemies. Upgrade armor and gear to improve defenses. Survive waves by managing resources and completing objectives.

Wild Castle: Tower Defense TD
Funovus LLC
Build towers, forge gear, and defend
Build and upgrade a castle with towers and heroes to defend against waves of monsters. Forge gear, manage resources, and expand your kingdom through strategic upgrades and town development.


Idle Alien
Viet Game Development Corporation
Train heroes, battle spaceships, explore galaxy
Control an hero to destroy spaceships and battle enemies in a space-themed game. Tap to attack, upgrade weapons, and unlock new abilities. Progress through levels and defend your galaxy without requiring an internet connection.

Sandbox toilet meme playground
TECHNOPROSPER LTD
Spawn units, build structures, battle
Create and customize battle scenarios with gravity gun to spawn allies and enemies. Build structures, drive vehicles, and deploy units like aliens, robots, and knights. Simulate battles using strategy elements similar to real-time strategy games.



Fort Guardian
Voodoo
Merge upgrades, build defenses, defeat enemies
Build and merge defenses to strengthen your . Place traps and turrets strategically. Survive waves of enemies with increasing difficulty. Upgrade facilities to enhance defenses and tactics.
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