Games like Space Ops: Battle Universe

Here are some great alternatives to Space Ops: Battle Universe by iSpace Games Labs :
Galaxy Keeper: Space Shooter
Galaxy Keeper: Space Shooter
★4.3
Galaxy War - Air Squad
Galaxy War - Air Squad
★4.6
Space Quest: Alien Invasion
Space Quest: Alien Invasion
★4.4
Space Shooter - Galaxy Defense
Space Shooter - Galaxy Defense
★4.7
Outer Space Alien Invaders
Outer Space Alien Invaders
★3.5
Galaxy Invaders: Space Shooter
Galaxy Invaders: Space Shooter
★4.2
Space Takeover: Over City
Space Takeover: Over City
★4.0
Alien Shooter: Galaxy Invaders
Alien Shooter: Galaxy Invaders
★4.5
Space Galaxy: Alien Shooter
Space Galaxy: Alien Shooter
★4.8
Cosmic Combat: UFO Hunter
Cosmic Combat: UFO Hunter
★4.5
Space Force: Alien Shooter War
Space Force: Alien Shooter War
★4.3
1945 Galaxy Attack Air Force
1945 Galaxy Attack Air Force
★3.6
Orbital Strike : Space Shooter
Orbital Strike : Space Shooter
★5.0
Space Shooter: Alien War
Space Shooter: Alien War
★4.7
Spaceship Wargame 1
Spaceship Wargame 1
★4.1
Galaxy Invader: Alien Shooting
Galaxy Invader: Alien Shooting
★4.7