Best free "science fiction" games
Play games defined by keyword "science fiction" 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.
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Invaders: Corruption
shooter / shoot 'em up
Manuel van Dyck
Marathon
shooter / first-person shooter
Bungie Software
Naev
shooter / space exploration
Naev Team
Psi-Ops: The Mindgate Conspiracy
shooter / first-person shooter
Midway Games
Star Fleet I: The War Begins
strategy / space combat
Interstel
The Vacuum
adventure / point & click
David Proctor
Tribes 2
shooter / first-person shooter
Dynamix/Sierra On-Line
Vega Conflict
strategy / MMORTS
KIXEYE
Continuum
shooter / shoot 'em up
Virgin Interactive
Chicken Invaders
shooter / shoot 'em up
InterAction Studios
Aurora
strategy / 4X
Aurora team
Escape from the Vault
RPG / roguelike
Max Breedon
Grid Shock
shooter / shoot 'em up
TeknoPants
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
The Adventures of Captain Comic
platformer / metroidvania
Michael A. Denio
Traffic Department 2192
shooter / shoot 'em up
P Squared
Bounty Hunter SX
shooter / arcade
S64 Games
Supernova
adventure / interactive fiction
Apogee