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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

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$15 or less with Mouse support with Steam keys tagged Sci-fi (84 results)

84 results

Explore games with Mouse support 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 路 Sell your games with Mouse support with Steam keys on itch.io to have them show up here.

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Trappist
$15
Colonize and explore the Trappist-1 solar system in this story-driven colony builder
Sirrah
Simulation
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
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
Tau Cubis
$6.20
Tau Cubis is a Mazing Tower Defense game in colorful Scifi Landscapes. Repel the onslaught of crazy robots !
CubeMandarine
Strategy
Dr. Professor Scientist's Weapons Testing Facility
$4.99
Program Your Tower Defense!
Cool Smithy Games
Strategy
Periphery Synthetic EP
$3
Extrasolar musical explorer
shiftBacktick
Simulation
Play in browser
GIF
螖V: Rings of Saturn
$9.99
Hard sci-fi, top-down space simulator, with every aspect backed up by real physics and science.
Koder
Simulation
GIF
The Turgenev Study 馃К
$6
In bundle
Dodge and collect micro-organisms 馃
PUNKCAKE D茅licieux 馃
Survival
ALPHA CENTAURI SPACE FORCE
$9.99
Execute intense space battle operations from side, and top view.
ocasocreations
Shooter
The Thunder : lost in amazon base "Tecdemo"
$4
The Thunder is in prototype now and now you can test my dream...
szpace
Adventure
OASIS: Tokyo
$6.99
Inventory Management FPS
sky
Shooter
IFO
$3.99
In bundle
Alien spaceship simulator
Le Slo
Puzzle
We are definitely the baddies
$2.99
In bundle
A minimalist city builder where only profits matter.
Ludipe
Strategy
GIF
Hyperspace Dogfights
$8.50
-15%
Jet-combat roguelite, occasionally with swords and 300+ other items to strap onto your jet.
sleeper_games
Action
Beat Stickman: Beyond
$9.99
Beat a lot of Stickmans with a lot of stuff, and beyond!
Mini Fun Games
Simulation
GIF
Schildmaid MX
$14.99
Neutral. Shield. Danger.
HitP Studio
Shooter
CTHON
$4.99
Battle the legions of the damned in the depths of space - and beyond.
GravityGames
Shooter
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
艩t臎p谩n Meister
Action
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
Converter
$5.99
Escape the hellish planet 50Y-80Y in a beautiful puzzle platformer RPG.
FunkyzeitGames
Platformer
Stellar Monarch
$14.99
You are the Emperor, not a logistics officer. Audiences, assassins, imperial court, disloyal admirals.
Silver Lemur Games
Strategy
Gunborg: Dark Matters
$9.99
Take on an army of alien soldiers and killer robots
Rickard Paulsson
Action
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
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
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
Solar Rogue
$15
Tactical Roguelike Space Adventure
ombarus
Strategy
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
Core Defense
$9.99
A roguelike tower defense game with a dash of deckbuilding.
ehmprah
Strategy
Mars Underground
$1
Adventure / exploration / puzzle game. The player is stuck in a time loop. DEMO.
MarsUnderground
Adventure
Play in browser
Starship Rubicon
$9.99
Olive
Action
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