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New & popular$5 or less with Steam keys tagged Sci-fi (59 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 · Sell your games with Steam keys on itch.io to have them show up here.

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Extrasolar musical explorer
Adventure
Play in browser
Brave the looping space station, spot anomalies, collect key items, and escape the nightmare!
Adventure
Reroute
$3.99
A challenging puzzle game with lasers and portals.
Puzzle
THE DATE: January 12, 2081. THE LOCATION: Otto Labs headquarters. THE OBJECTIVE: Find out what the heck is going on!
Shooter
Only the true heroes of space can become champions of Space Wave Race!
Racing
Alien spaceship simulator
Puzzle
A minimalist city builder where only profits matter.
Strategy
A rootin' tootin' gun-slingin' good time
Action
A modern-classic 2D Platformer
Platformer
CTHON
$4.99
Battle the legions of the damned in the depths of space - and beyond.
Shooter
A slapstick rampage. Outsmart everything that wants you dead with your grabby robot arm. Improvise and CREATE!
Platformer
The well back to your job has been absorbed inside a sasquatch sex amulet.
Adventure
Electronic World Z is a 2D Challenging Platform game based on the story of a Robot called DGIN TV
Platformer
open-world galaxy adventure game
Sokpop CollectiveVerified Account
Adventure
Story-driven sci-fi fantasy shooter with procedural missions, deep weapon customization and action/adventure elements
Shooter
Metroidvania with a fun sci-fi story.
Platformer
JEF
$3.99
3rd person surreal adventure game
Adventure
Defend Earth against the Colonies in this sci-fi shoot 'em up!
Action
Jaxon The Thief is a 2D Stealth Platformer based on the story of an infamous thief called Jaxon.
Platformer
Hard Zombie Game!
Puzzle
An audio mystery set in a time loop. Record, rewind time and broadcast snippets of radio shows!
Interactive Fiction
DriftForce is a super fast endless racing game.
Racing
Make your choices. Live with the consequences. Good luck.
Adventure
Explore a mysterious half-sunken ruin on an alien world in this Low-Poly Action-Adventure game!
Action
A haunting, dying world foreshadowing rebirth.
Adventure
Zack Y
$3.99
It is a 2D Old School Scifi themed platform action game based on the story of the Alien called Zack Y .
Platformer
Captain a small crew on a life-long mission where you're just as likely to find a cold end as you are love.
NikuTreatVerified Account
Visual Novel
Controlling a drone, exploring beautiful but dangerous Sci-fi maze, revealing a weird meme story of the future world.
Adventure
Retro arcade style space blasting fun!
Action
The Stickman made of dark matter and ketchup, from Dark dimension of an alternative universe, is cursed to be tortured
Simulation
Tactical 3D game with dynamic gameplay.
Strategy
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