Games like Astral Assault

Here are some great alternatives to Astral Assault by IS Games :
Space Pixel Enjoyer
Space Pixel Enjoyer
★4.1
Thunder Assault
Thunder Assault
★4.6
Universe Invader: Alien Attack
Universe Invader: Alien Attack
★4.8
Galaxy Battle: Survive
Galaxy Battle: Survive
★4.7
Space Shooting : Airplane Game
Space Shooting : Airplane Game
★3.8
Galaxy Attack: Shooting Game
Galaxy Attack: Shooting Game
★4.7
Chaos Galaxy - Space Shooter
Chaos Galaxy - Space Shooter
★4.2
Neonverse: Invaders Shoot'EmUp
Neonverse: Invaders Shoot'EmUp
★4.5
Celestial Assault
Celestial Assault
★4.0
Event Horizon Space Shooting
Event Horizon Space Shooting
★4.4
Galactic War - Space Shooter
Galactic War - Space Shooter
★4.5
Space Force 2: Galaxy Defender
Space Force 2: Galaxy Defender
★4.1
From Galaxies to the Earth
From Galaxies to the Earth
★3.3
Galaxy Wing
Galaxy Wing
★3.9
Celestial Assault Reloaded
Celestial Assault Reloaded
★4.4
Galaxiga Arcade Shooting Game
Galaxiga Arcade Shooting Game
★4.6