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Free alien game downloads by popularity
Here you can find and download for free the best and most popular alien games, such as Looking for Aliens, Gazillionaire III, Forbidden Secrets: Alien Town Collector's Edition, Bumps, Bookworm Adventures: Astounding Planet, and more.
Order the games by:
Alien game 170 MB
Looking for Aliens
January 4, 2022
Extraterrestrials have arrived! Fortunately, they’re not here to invade, they just want to observe. Can you find them all? more…
January 4, 2022
Extraterrestrials have arrived! Fortunately, they’re not here to invade, they just want to observe. Can you find them all? more…
Alien game 30 MB
Gazillionaire III 
Gazillionaire is a wild Simulation game where you explore new worlds, shop for bizarre things like moon ferns, babel seeds and kryptoons, and amass an inter-galatic fortune. more…
Gazillionaire is a wild Simulation game where you explore new worlds, shop for bizarre things like moon ferns, babel seeds and kryptoons, and amass an inter-galatic fortune. more…
Alien game 635 MB
Forbidden Secrets: Alien Town Collector's Edition (Hidden Objects games)
November 30, -0001
Investigate strange goings-on in the eerie town of Fort Nightingale! more…
November 30, -0001
Investigate strange goings-on in the eerie town of Fort Nightingale! more…
Alien game 18 MB
Bookworm Adventures: Astounding Planet 
December 3, 2009
Help Lex save the world from mutants and robots in this time-traveling, vocabularious adventure! It's up to Lex to set things right!
December 3, 2009
Help Lex save the world from mutants and robots in this time-traveling, vocabularious adventure! It's up to Lex to set things right!
Alien game 25 MB
Sudoku Adventure (Board games)
November 30, -0001
If you're one of the millions of players who are already hooked, Sudoku Adventure will challenge you in new ways. more…
November 30, -0001
If you're one of the millions of players who are already hooked, Sudoku Adventure will challenge you in new ways. more…
Alien game 683 MB
Beyond: The Fading Signal
September 26, 2018
Your brother's invention has made contact with aliens. Help him defeat an intergalactic invasion before the Earth is destroyed. more…
September 26, 2018
Your brother's invention has made contact with aliens. Help him defeat an intergalactic invasion before the Earth is destroyed. more…
Alien game 15 MB
Space Strike (Shooting games)
November 30, -0001
Unleash the fury of an awesome high-tech arsenal that includes guns, lasers, missiles and more in this high-tech Shooter game. more…
November 30, -0001
Unleash the fury of an awesome high-tech arsenal that includes guns, lasers, missiles and more in this high-tech Shooter game. more…
Alien game 518 MB
The Mystery of a Lost Planet (Mystery games)
January 30, 2015
Can you solve the mystery of a lost planet and rescue the crew of a spaceship in distress? more…
January 30, 2015
Can you solve the mystery of a lost planet and rescue the crew of a spaceship in distress? more…
Alien Outbreak 2: Invasion
September 14, 2005
This is the shooter with real firing power! Use your super-power weapons to keep from getting eaten alive!
September 14, 2005
This is the shooter with real firing power! Use your super-power weapons to keep from getting eaten alive!
All alien games are free to download, you can try and play all alien games listed for free.