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
4,427 games on PC, with requirements, reviews and prices.
4,427 games
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Little Green Girl
A romance visual novel about an alien encounter in Russia
95% positive
Free
Enter the Chronosphere
A roguelike shooter where time advances only when you act
94% positive
457 reviews
Escape Machines
Science-fiction action shooter about controlling robots during a machine rebellion
40% positive
455 reviews
Through Abandoned: The Forest
Point-and-click puzzle adventure through a forest in search of your brother
76% positive
455 reviews
Classic Marathon 2
Sci-fi first-person shooter set among an ancient civilization's ruins
91% positive
Free
Attack of the Earthlings
Turn-based stealth tactics as aliens resisting corporate human invaders
83% positive
454 reviews
Demo Gearbits
Third-person mech shooter with rocket boosters and giant insect swarms
96% positive
453 reviews
Quarantine Circular
Text-based sci-fi adventure about trusting an alien during a pandemic
88% positive
452 reviews
Demo MotionRec
A puzzle platformer where you record movements and replay them elsewhere
99% positive
452 reviews
Demo RIG Riot
Third-person mech roguelike with raids and thousands of collectible parts
94% positive
452 reviews
Demo Alien Breed 2: Assault
Top-down sci-fi shooter about surviving alien swarms aboard damaged spacecraft
78% positive
451 reviews
Super Galaxy Squadron EX Turbo
A bullet-hell space shooter with difficulty settings for different skill levels
83% positive
449 reviews
8-Bit Invaders!
Retro sci-fi real-time strategy with marine and alien armies
82% positive
449 reviews
Everreach: Project Eden
Sci-fi action RPG mixing third-person shooting with hoverbike combat
48% positive
449 reviews
Demo Unusual Findings
1980s point-and-click adventure about three friends tracking a killer alien
86% positive
449 reviews
DESYNC
First-person arena shooter built around weapon combos and scored kills
80% positive
448 reviews
Demo AI
Archons
Isometric action roguelite with two characters controlled at once
92% positive
447 reviews
Sovereign Brain Empire
Live-action narrative game where intelligence determines your place in society
78% positive
447 reviews
Space Empires V
Turn-based space strategy with customizable empires and detailed ship design
71% positive
446 reviews
Evochron Legacy SE
Open-world space flight sim with customizable ships and self-directed jobs
83% positive
446 reviews
Demo Underspace
Open-world space RPG with ship combat and strange storms
80% positive
445 reviews
Demo Ad Fundum
Mech mining simulation where earthquakes reshape the ground around you
93% positive
445 reviews
Demo AI
Atomcraft
A chemistry sandbox where every pixel can be moved
95% positive
445 reviews
2112TD: Tower Defense Survival
Sci-fi tower defense built around turrets, airstrikes, and active abilities
88% positive
444 reviews