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Sci-fi

Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant planets. 

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sci-fi

New & popular
for Windows with Steam keys tagged Sci-fi Page 2 (174 results)

174 results

Explore games for Windows 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 for Windows with Steam keys to itch.io to have them show up here.

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GIF
Spectrum Forces 🏳‍🌈
$6
In bundle
Shoot-em-up with a tactical twist! 🛫
PUNKCAKE Délicieux 🥞
Shooter
Skid Cities
$19
A cyberpunk city building game in early access
LapsuS
Simulation
GIF
CreatorCrate
$4.99
A slapstick rampage. Outsmart everything that wants you dead with your grabby robot arm. Improvise and CREATE!
CreatorCrate
Platformer
Gunmancer
$8.99
Science fantasy action roguelike top-down shooter
Štěpán Meister
Action
RASTER❖PRIME [REMIX]
An Atmospheric Sci-fi Puzzler.
Punk Labs
Puzzle
Escape from Terror City
$9.99
Tales of the Renegade Sector
Shooter
Beyond Sunset Demo
A cyberpunk action RPG
Metacorp
Shooter
Fuzz Dungeon
$4
The well back to your job has been absorbed inside a sasquatch sex amulet.
jeremycouillard
Adventure
The Evolving World: Catalyst Wake
$6.99
After three apocalyptic events known as the "Catalysts", what remains of humanity fights for peace.
LockedOn
Visual Novel
Regain Earth: First Strike Demo
Take the challenge of surviving waves of increasingly difficult evil mutants! Grab a friend to hunt and slay them.
TheFlow - Regain Earth
Shooter
LightWave
$14.99
LightWave is a 2D pixel platformer featuring highspeed, fluid movement.
nopetrides
Platformer
Stellar Monarch
$14.99
You are the Emperor, not a logistics officer. Audiences, assassins, imperial court, disloyal admirals.
Silver Lemur Games
Strategy
GIF
∀kashicverse-Malicious Wake-
$9.99
⚠ Some parts of this game may be considered extreme bullet hell. ⚠
Endless-Shirafu
Shooter
SPAGHET 2: AlDente Chapter
$9.99
You just couldn't keep your hands off of it... could you?
HeyImKeelee (TD Indie)
Action
Interstellar Space: Genesis - Natural Law
$4.99
-50%
This expansion adds 2 new races fully equipped with unique capabilities, 9 new rulers, 4 new musics, and 4 new leaders!
Praxis Games
Strategy
GIF
Outta Gas
$19.99
A post-apocalyptic RPG with turn-based SHOOTING GALLERY combat. Blast away body tiles to damage monster stats!
trevkellogg
Role Playing
For The Warp
$14.99
A roguelike deck-building game in space!
Massive Galaxy Studios
Strategy
Ironseed
$14.99
Ironseed 25th Anniversary Edition
Channel 7 Software
Role Playing
Electronic World Z
$4
Electronic World Z is a 2D Challenging Platform game based on the story of a Robot called DGIN TV
AMAXANG GAMES
Platformer
GIF
helionaut
$3
In bundle
open-world galaxy adventure game
Sokpop Collective
Adventure
GIF
SKIPCHASER
$4.99
Story-driven sci-fi fantasy shooter with procedural missions, deep weapon customization and action/adventure elements
Ponywolf
Shooter
Dread X Collection
$6.99
10 Tales of Terror from 10 Twisted Minds. Made in only 7 Sleepless Nights.
DreadXP
Action
Cellular Harvest: Purple
$6.99
In bundle
Strange Scaffold
Adventure
Cellular Harvest: Green
$6.99
In bundle
A game about photographing aliens so that your employers can turn them into toothpaste.
Redact Games
Adventure
Solar Rogue
$15
Tactical Roguelike Space Adventure
ombarus
Strategy
GIF
Steam Marines 2
$25
Steam Marines 2 - a steampunk tactics game
WorthlessBums
Strategy
Space Grunts 2
$9.99
(Steam key included) Fastest turn-based card battle roguelike
Orangepixel
Dr. Atominus
$3.99
Metroidvania with a fun sci-fi story.
Pikku-a
Platformer
KOJOUJI
$14.99
kojouji-game
S.R.R
Adventure
GIF
Power of Ten
$11.99
single star fighter trying to save as many civilians as possible before they are overrun by a marauder armada.
laikaproj
Action
TAXINAUT
$12.99
An open-world exploration game where you are a taxi-driver in space.
mosgrom
Role Playing
Walthros: Renewal
$14.99
Make some friends, eat some burgers, and unearth terrible secrets from the depths of space.
Super Walrus Games
Role Playing
GIF
JEF
$3.99
3rd person surreal adventure game
jeremycouillard
Adventure
Exile Squadron
$4.99
Defend Earth against the Colonies in this sci-fi shoot 'em up!
One Bit Studio
Action
Ring of Fire Prologue
Serial thriller told through a search bar
Far Few Giants
Puzzle
DOUBLE INVASION!!
$7.99
Guide an army of nano-bots through your alien organs to solve puzzles and cure your infected body!
Goose Ladder Games
Puzzle
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