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Free sci-fi game downloads

Here you can find and download for free the best sci-fi games, such as Lifeline, Toy Defense: Sci-Fi, Greed: The Mad Scientist, Who Am I, Greed: Old Enemies Returning, and more.

Order the games by:

Date newest (oldest) | Popularity (reverse) | Name (Z-A) | Genre (Z-A) | Size smallest (largest)

Latest sci-fi games

Twin Mind: Nobody's Here
December 28, 2022
Death is in the air.

Twin Mind: Nobody's Here Collector's Edition
November 17, 2022
Death is in the air.

Rite of Passage: Embrace of Ember Lake
March 8, 2021
A blessing... or a curse?

Faraway Planets
March 31, 2020
Embark on a space exploration adventure like no other

Faraway Planets Collector's Edition
March 10, 2020
Embark on a space exploration adventure like no other

Greed: Old Enemies Returning
January 3, 2018
A haunting hidden object adventure!

Zarya - 1
August 29, 2017
An interactive sci-fi thriller set on the Moon.

Lifeline
March 18, 2017
Lifeline is a playable, branching story of survival against all odds!

Stranded in Time
February 17, 2015
Explore a mystery that’s out of this world!

Toy Defense: Sci-Fi
February 10, 2015
Defend the universe from alien invaders!

Popular sci-fi games

Lifeline
March 18, 2017
Sci-fi game
Lifeline is a playable, branching story of survival against all odds!

Toy Defense: Sci-Fi
February 10, 2015
Sci-fi game
Defend the universe from alien invaders!

Greed: The Mad Scientist
November 6, 2013
Sci-fi game
Will Sara find a cure in a lab destroyed by greed?

Who Am I
Sci-fi game
Who am I is an immersive hidden object adventure of an epic scale!

Greed: Old Enemies Returning

January 3, 2018
Sci-fi game
A haunting hidden object adventure!

Alpha Kimori Episode Two
November 30, -0001
Sci-fi game
Discover the planet Kimori and save your friends in this epic Sci-Fi fantasy anime adventure!

Esoterica: Hollow Earth
January 8, 2014
Sci-fi game
The fabled land of Agartha awaits!

Cy-Clone
November 30, -0001
Sci-fi game
Clone the enemy and save mankind.

Rite of Passage: Embrace of Ember Lake
March 8, 2021
Sci-fi game
A blessing... or a curse?

Bookworm Adventures: Astounding Planet

December 3, 2009
Sci-fi game
Test your vocab valor in a fantastic sci-fi adventure!

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