Games like Alien Shooter - Last Hope

Here are some great alternatives to Alien Shooter - Last Hope by Sigma Team Inc. :
Alien Invasion Star Battle 2
Alien Invasion Star Battle 2
★3.7
Galaxy Keeper: Space Shooter
Galaxy Keeper: Space Shooter
★4.2
World War: Army Battle FPS 3D
World War: Army Battle FPS 3D
★4.3
Guardian War: Ultimate Edition
Guardian War: Ultimate Edition
★4.4
Alien Invasion World War 1
Alien Invasion World War 1
★4.0
Space Quest: Alien Invasion
Space Quest: Alien Invasion
★4.4
Planets: Space Shooting game
Planets: Space Shooting game
★4.2
Galaxy Shooter Games
Galaxy Shooter Games
★4.2
Micro RPG
Micro RPG
★4.5
Space War: Idle Tower Defense
Space War: Idle Tower Defense
★4.1
Made in Age!
Made in Age!
★4.9
Galaxy Shooter – Space War
Galaxy Shooter – Space War
★4.0
Xeno Alien Shooter: Space Game
Xeno Alien Shooter: Space Game
★4.2
Chaos Galaxy - Space Shooter
Chaos Galaxy - Space Shooter
★4.3
Galaxy Shooter Alien Attack
Galaxy Shooter Alien Attack
★4.0
Alien Creeps TD
Alien Creeps TD
★4.4