New & popular freefor Windows tagged Sci-fi (9,777 results)
Explore games for Windows 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 to itch.io to have them show up here.
New itch.io is now on YouTube!
Subscribe for game recommendations, clips, and more
Upodobnij się do mieszkańców utopijnego szkiełka i zarażaj cierpieniem kolejne cywilizacje!
Puzzle
The trials and tribulations of managing a "roadside" motel as humanity enters it's era of galactic manifest destiny.
Visual Novel
Make your way around a space station overtaken by machines and collect powers in this retro-styled Metroidvania
Platformer
Play in browser
In this city-builder, build an outpost inside Titan generating as much power as possible for traveling spaceships.
Simulation
Play in browser
A fun and lucrative industry that the whole interplanetary economy relies on, and it only keeps growing...
Guide the mechanic through a malfunctioning facility and exterminate its occupiers.
Action
Play in browser
Fight horrifying monsters and acquire powerful upgrades in this 3D top-down bullet heaven.
Action
Balance your ship's power to guns and thrusters as you fly past missiles in a narrow trench
Action
Defend the Earth from power-hungry alien robots! Must have an Xbox/Playstation controller. Mac & Windows compatible.
Shooter
Throw your disc at flying space totems to prove your planet's strength!
Action
Play in browser
Game for Boss Rush Jam 2025 - Defeat cosmic horrors in this space battler
Action
Play in browser
Loading more games...