Games like UFO99

Here are some great alternatives to UFO99 by Noice2D Game Studio :
Incredible Monster Hero Games
Incredible Monster Hero Games
★3.8
Super Uncle's World
Super Uncle's World
★4.3
Grind Infinity
Grind Infinity
★4.5
Soul Maskers
Soul Maskers
★4.5
Attack the Block: Shoot'em Up
Attack the Block: Shoot'em Up
★4.4
Angry Slingshot Monsters
Angry Slingshot Monsters
★3.8
Elroi : Defense War
Elroi : Defense War
★4.5
Super Wings Mission Challenge
Super Wings Mission Challenge
★3.6
Vortex 9 online shooting games
Vortex 9 online shooting games
★4.3
Super Mombo Quest
Super Mombo Quest
★4.7
Squad Busters
Squad Busters
★4.4
Galaxy Air Fighter - Shooter
Galaxy Air Fighter - Shooter
★3.7
Radiant
Radiant
★4.7
Alien Guest: UFO arcade
Alien Guest: UFO arcade
★4.3
Flying Tank
Flying Tank
★4.2
Alien Shooter: Galaxy Invaders
Alien Shooter: Galaxy Invaders
★4.5