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Unity

unity3d.com/

Unity is a game engine for 2D, 3D, AR and more

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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

Top selling
with Steam keys made with Unity tagged Sci-fi (33 results)

33 results

Explore games with Steam keys made with Unity 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 made with Unity to itch.io to have them show up here.

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Dark Train
$9.99
steampunk vehicle adventure made of paper
Paperash Studio
Adventure
BEACON
$19.99
Mutate yourself to victory as you scavenge an uncharted alien planet in this stylish sci-fi action rogue-like.
monothetic
Action
Slipways
$16.99
Weave isolated planets into a vast trade empire. Enjoy the depth of a space grand strategy game in 60 minutes flat.
Jakub Wasilewski
Strategy
Intelligent Design: An Evolutionary Sandbox
$6.99
A toy ecosystem with fully simulated genetics and evolution.
Pill Bug Interactive
Simulation
GIF
Schildmaid MX
$14.99
Neutral. Shield. Danger.
HitP Studio
Shooter
Alt-Frequencies
$4.99
An audio mystery set in a time loop. Record, rewind time and broadcast snippets of radio shows!
Plug In Digital
Interactive Fiction
Dread X Collection
$6.99
10 Tales of Terror from 10 Twisted Minds. Made in only 7 Sleepless Nights.
DreadXP
Action
GIF
Stars Die
$5
A haunting, dying world foreshadowing rebirth.
Eric Juvi
Adventure
Trappist
$15
Colonize and explore the Trappist-1 solar system in this story-driven colony builder
Sirrah
Simulation
GIF
Sipho
$17.99
Design a creature and eat your way to the top of the food chain.
Sipho
Simulation
The Temporal Invasion (ARG)
$6.99
Do you want to feel like REAL Mystery Solver and Explorer?
Hybriona Labs
Adventure
GIF
Steam Marines 2
$25
Steam Marines 2 - a steampunk tactics game
WorthlessBums
Strategy
PAWARUMi
$14.99
Rock-Paper-Scissors with Aztec Lasers!
Manufacture 43
Shooter
Interstellar Space: Genesis
$9.89
-67%
An epic turn-based space 4X strategy game and spiritual successor to Master of Orion II: Battle at Antares!
Praxis Games
Strategy
Ironseed
$14.99
Ironseed 25th Anniversary Edition
Channel 7 Software
Role Playing
GIF
CreatorCrate
$4.99
A slapstick rampage. Outsmart everything that wants you dead with your grabby robot arm. Improvise and CREATE!
CreatorCrate
Platformer
SPAGHET 2: AlDente Chapter
$9.99
You just couldn't keep your hands off of it... could you?
HeyImKeelee (TD Indie)
Action
Insane Robots
$19.99
Card battling... HACKED!
Playniac
Card Game
Ring of Fire Prologue
Serial thriller told through a search bar
Far Few Giants
Puzzle
IFO
$3.99
In bundle
Alien spaceship simulator
Le Slo
Puzzle
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
Dr. Professor Scientist's Weapons Testing Facility
$4.99
Program Your Tower Defense!
Cool Smithy Games
Strategy
Varion
$12.99
Blast your friends at the speed of light in this futuristic brawler where only bounce shots are lethal!
Light Maze
Action
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
LightWave
$14.99
LightWave is a 2D pixel platformer featuring highspeed, fluid movement.
nopetrides
Platformer
Bewildebots
$7.99
Please try to keep our robots alive . They've been through enough...
JadeusGames
Puzzle
GIF
Space Wave Race
3.49€
Only the true heroes of space can become champions of Space Wave Race!
RisingPixel
Racing
Gunmancer
$8.99
Science fantasy action roguelike top-down shooter
Štěpán Meister
Action
GIF
In memory of TITAN
$14.99
Battle your way across the solar system, master your enemies. There is no quarter, only the cold emptiness of space...
XR Strudios
Strategy
Zombie Quarantine
$1.50
Hard Zombie Game!
Tobop
Puzzle
Deadnaut
$9.99
Real-time tactics meets cosmic horror - remotely command a squad of outcasts as they delve the husks of derelict ships.
Screwfly Studios
Action
Beat Stickman: Inifinity Clones
$2.99
The Stickman made of dark matter and ketchup, from Dark dimension of an alternative universe, is cursed to be tortured
Mini Fun Games
Simulation
Fear Equation
$14.99
Turn-based horror strategy - play as the engineer of a train built to withstand a deadly fog that turns nightmares real.
Screwfly Studios
Survival
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