Games like I, AI - Hardcore Shmup

Here are some great alternatives to I, AI - Hardcore Shmup by Satur Entertainment :
Asteroid Revival
Asteroid Revival
★4.4
Battlespace Retro: arcade game
Battlespace Retro: arcade game
★4.1
HAWK: Airplane Space games
HAWK: Airplane Space games
★4.3
SKY SOLDIERS : Retro Shmup
SKY SOLDIERS : Retro Shmup
★3.3
Blocky Apex Strike Bit Tales
Blocky Apex Strike Bit Tales
★3.4
Overspace
Overspace
★4.6
Neonverse: Invaders Shoot'EmUp
Neonverse: Invaders Shoot'EmUp
★4.5
Hyper Weapon - Tank Shooter
Hyper Weapon - Tank Shooter
★4.5
End of The Universe
End of The Universe
★4.3
Chicken Shooter Classic
Chicken Shooter Classic
★4.2
Sky Force Reloaded
Sky Force Reloaded
★4.3
Space Justice: Galaxy Wars
Space Justice: Galaxy Wars
★4.4
Sky Wings: Pixel Fighter 3D
Sky Wings: Pixel Fighter 3D
★4.4
Robot Warfare: PvP Mech Battle
Robot Warfare: PvP Mech Battle
★4.3
Wingy Shooters - Shmups Battle
Wingy Shooters - Shmups Battle
★3.9
Space Defender Xtreme
Space Defender Xtreme
★3.7