Games like Alien Survivor: Base Defence

Here are some great alternatives to Alien Survivor: Base Defence by ROASUP Games :
Alienum: The Alien War Battle
Alienum: The Alien War Battle
★4.5
Predator Alien: Dead Space
Predator Alien: Dead Space
★3.2
Operation: New Earth
Operation: New Earth
★3.7
Alien Creeps TD
Alien Creeps TD
★4.4
Tower Defense: Alien Invasion
Tower Defense: Alien Invasion
★4.1
Star Farm: Merge Tower Defense
Star Farm: Merge Tower Defense
★4.1
Uprising: Survivor RPG
Uprising: Survivor RPG
★4.4
Space Survivor: Alien attack
Space Survivor: Alien attack
★3.8
Mars Survivor - Relaxing Game
Mars Survivor - Relaxing Game
★4.0
Loot Legends: Robots vs Aliens
Loot Legends: Robots vs Aliens
★4.5
Idle Survivors: Last Stand
Idle Survivors: Last Stand
★4.1
Last Survivor: Survival Pro
Last Survivor: Survival Pro
★4.0
Space Colonizers - the Sandbox
Space Colonizers - the Sandbox
★4.1
Space Survival: Mars RPG Pro
Space Survival: Mars RPG Pro
★3.6
Space Survival: Mars RPG Game
Space Survival: Mars RPG Game
★3.8
Build and Survive
Build and Survive
★4.4