Alien Games Unblocked
23 games available
Deep Space Horror: Outpost
Shooting • Horror
Earth Taken
Action • Destroy
Cow Defender
Driving • 3D
The Visitor
Puzzle • Point and Click
Find The Alien
Action • Mobile
Dogs vs Aliens
Action • Mobile
Project Prismatic
Shooting • Dinosaur
The Superman - Theme is Aliens
Action • Superhero
Monster Makeup 3D
Beauty • Dress Up
Tri-Achnid
Action • Alien
CyberShark
Action • Water
Foreign Creature 2
Puzzle • Point and Click
Portal Of Doom: Undead Rising
Shooting • Horror
Idle Pop Merge
Clicker • Alien
Iron Crusher
Action • Battle
Autogun Heroes
Action • Premium Perks
Human Resistance
Action • 3D
Bounce Out
Action • Grow
Shoot Your Nightmare: Space Isolation
Shooting • Horror
Starbase Gunship
Shooting • 3D
Mad Day Special
Action • Mobile
Zombie Space Episode 2
Action • Mobile
Space Alien Invaders
Casual • Mobile
Play the best Alien games unblocked online for free with no download required.
All Alien games are playable instantly in your browser, perfect for school or home.