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Latest freewith Steam keys tagged Sci-fi (18 results)

Explore games with Steam keys tagged Sci-fi on itch.io. Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant plan · Upload your games with Steam keys to itch.io to have them show up here.

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Adventure / exploration / puzzle game. The player is stuck in a time loop. FULL GAME!
Adventure
Play in browser
A fast-paced platform shooter inspired by 90s classics.
Platformer
Play in browser
The Thunder is in prototype now and now you can test my dream...
Shooter
A cyberpunk and solarpunk adventure-romance that explores a world where one side is forever day and the other, night.
Visual Novel
A sci-fi JRPG where the Galactic Fuchian Empire makes first contact with another advanced space faring civilization.
Adventure
An Atmospheric Sci-fi Puzzler.
Puzzle
A cyberpunk action RPG
Shooter
Take the challenge of surviving waves of increasingly difficult evil mutants! Grab a friend to hunt and slay them.
Shooter
Serial thriller told through a search bar
Puzzle
Un survivor spatial
Adventure
Your crew mutinied and now you're stranded on an alien world. Low-Poly Action-Adventure game.
Action
Lead your crew & retire a legend!
Adventure
A unique, genre-bending Space Game
Adventure
80's neon inspired vehicular mayhem buddy cop coop game!
Action
A first person exploration science fiction mystery game. Fathom all the story exploring an abandoned cargo spaceship.
Adventure
The hidden unit board game of strategy and cunning
Strategy
Orange Moon - 2d action platformer with puzzles and RPG elements.
Platformer
The ultimate one hit brawler !
Action
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