Games like Alien Survivor: Base Defence

Here are some great alternatives to Alien Survivor: Base Defence by ROASUP Games :
Aliens vs Zombies: Invasion
Aliens vs Zombies: Invasion
★4.9
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
Space Bound: Planet games
Space Bound: Planet games
★3.2
Alien Creeps TD
Alien Creeps TD
★4.4
Star Farm: Merge Tower Defense
Star Farm: Merge Tower Defense
★4.1
Tower Defense: Alien Invasion
Tower Defense: Alien Invasion
★4.1
Uprising: Survivor RPG
Uprising: Survivor RPG
★4.5
Space Survivor: Alien attack
Space Survivor: Alien attack
★3.9
Loot Legends: Robots vs Aliens
Loot Legends: Robots vs Aliens
★4.5
Idle Survivors: Last Stand
Idle Survivors: Last Stand
★4.1
Space Colonizers - the Sandbox
Space Colonizers - the Sandbox
★4.1
Last Survivor: Zombie Survival
Last Survivor: Zombie Survival
★4.6
Last Survivor: Survival Pro
Last Survivor: Survival Pro
★4.0
Space Survival: Mars RPG Pro
Space Survival: Mars RPG Pro
★3.6