Best Sci-fi games on PC
Games built around speculative science and technology, with settings that may involve outer space, futuristic societies, cyberpunk cities, or post-apocalyptic worlds.
- Technology-driven fictional settings
- Combat, survival, exploration, or puzzles
Related: Space, Cyberpunk, Post-apocalyptic, Shooter
1,305 games on PC, with requirements, reviews and prices.
Dance Dash
First-person rhythm game built around footwork and full-body movement
82% positive
197 reviews
Castle Doombad Classic
Tower defense puzzler where you set traps for invading heroes
93% positive
196 reviews
Emperor of the Fading Suns Enhanced
Turn-based sci-fi 4X strategy with planetary warfare and political bargaining
95% positive
193 reviews
Master of Orion 3
Turn-based space strategy with politics, diplomacy, war, and espionage
53% positive
191 reviews
Outerstellar
Open-world sci-fi survival with crafting, base building, and player raids
72% positive
Free
Cosmobreeder Yiffai
Retro 2D exploration platformer about rescuing crewmates on an alien world
84% positive
175 reviews
Conflicks - Revolutionary Space Battles
Real-time space strategy with flick-controlled ships and Renaissance factions
72% positive
173 reviews
PROJEKT GODHAND
Keyboard-mashing rhythm game where extra inputs raise your score
98% positive
172 reviews
Trinoline All Ages Version
Romance visual novel about grief and an android resembling a lost sister
88% positive
166 reviews
Sky End Market
Supermarket management sim serving animals and robots before human extinction
97% positive
166 reviews
Quantum Odyssey
Quantum computing puzzle game built around visual logic gates
93% positive
159 reviews
UFO2: Extraterrestrials
Alien invasion strategy with real-time air battles and turn-based squads
58% positive
158 reviews
Alien Market Simulator
First-person alien shop sim with fuel pumps and food stalls
85% positive
157 reviews
Twisted Worlds
Free-to-play hidden object adventure restoring a disrupted timeline
56% positive
Free
Darius Cozmic Collection Arcade
Side-scrolling arcade shooters with branching stages and robotic fish bosses
94% positive
155 reviews
Genesis Survivors
Isometric mech auto-shooter with alien swarms and timed extraction
62% positive
155 reviews
Dawn of the Monsters
Side-scrolling beat 'em up with giant monster battles
88% positive
153 reviews
Athena Crisis
Turn-based sci-fi tactics with campaigns and player-made battle maps
80% positive
153 reviews
Astrumis - Survive Together
Two-player spaceship horror with split roles and cooperative puzzles
72% positive
152 reviews
Sentinel 3: Homeworld
Sci-fi tower defense with a customizable commander on an alien homeworld
80% positive
148 reviews
Moduwar
Real-time strategy where your living base becomes your army
88% positive
148 reviews
Subspace Discovery
Space MMO where players mine, build, and fight invaders together
74% positive
Free
PROJECT TACHYON
Sci-fi action roguelite with time travel and risky upgrades
86% positive
145 reviews
Super Roboy
Hand-drawn sci-fi Metroidvania where defeated enemies grant new skills
93% positive
142 reviews