Best free Windows "science fiction" games
Play free science fiction games developed for the "Windows" operating system sorted by user rating.
GAME SETTING - Exploration in deep space, mech battles, cyberpunk lovestories, UFO invasions. Every theme even remotely tied to science fiction has been implemented in a video game one way or another. Free games make no exception; from Star Trek to Star Wars, developers still draw much inspiration from sci-fi.
Filter by platform:
Show all
Amiga
Amstrad CPC
Android
Apple II
Atari ST
Commodore 64
DOS
Free BSD
Linux
Mac OSX
Nintendo Switch
PlayStation 2
PlayStation 4
Sega Genesis
UNIX
Windows
Xbox
Xbox One
browser
iOS
Help Free Games Utopia
Free Games Utopia is a completely free one-person project. If you wish to help, you can donate a few bucks. Thank you!
Chicken Invaders
shooter / shoot 'em up
InterAction Studios
Armed Generator Doom Machine
shooter / shoot 'em up
TeknoPants
Barkley, Shut Up and Jam: Gaiden
RPG / JRPG
Tales of Game's Studios
Boppin'
puzzle / tile-matching
Accursed Toys
Pink Heaven
platformer
Studio Pixel
Wazzal
simulation / space exploration
Instant Kingdom
Bounty Hunter SX
shooter / arcade
S64 Games
Hokuto No Ken Sensei no michi - The Way of Masters
action / fighting games
Hokuto Project
Battleships forever
strategy / space combat
Sean "th15" Chan
Infection
platformer / run and gun
S64 Games
Alien Cabal
shooter / first-person shooter
QASoft
Carpe Universum
shooter / shoot 'em up
Wyrdysm Games
Frozzd
puzzle
Jesse Venbrux
Stargunner
shooter / shoot 'em up
3D Realms
Battlecruiser 3000AD
simulation / space exploration
3000AD
Her tears were my light
adventure / visual novel
NomnomNami
Last Defense 2 100%
shooter / shoot 'em up
16BitSoft
Marathon Infinity
shooter / first-person shooter
Bungie Software
Monuments of Mars
platformer / run and gun
3D Realms
Rocket!
action / arcade
HiVE
Jetz Rampage 3: Fusion
shooter / shoot 'em up
S64 Games