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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Demo RAM: Random Access Mayhem
A top-down roguelike shooter where you take over enemy robots
97% positive
633 reviews
A Planet Full of Cats
A hidden-object adventure with cats and routes unlocked by gear
87% positive
633 reviews
Aliens vs. Ghosts
Wave-based first-person shooter about aliens surviving hordes of ghosts
88% positive
632 reviews
Sid Meier's Alpha Centauri™ Planetary Pack
Turn-based sci-fi strategy with rival factions and custom units
91% positive
632 reviews
X3: Reunion
Single-player space sim with trading, combat, and a changing economy
72% positive
630 reviews
梦魇：无归 Nightmare without return
Turn-based party RPG about crossing shifting nightmare worlds
95% positive
627 reviews
Demo Shadowgrounds Survivor
Top-down alien shooter with sentry turrets and a mech
62% positive
626 reviews
Neptunia Shooter
Side-scrolling bullet hell where defeated bosses become playable characters
89% positive
626 reviews
Warhammer 40,000: Battle Sister
Story-driven VR shooter with dual-wielded guns and melee weapons
69% positive
626 reviews
Demo Capsized
2D action platforming with a jetpack and physics-based combat
81% positive
625 reviews
Strike Suit Infinity
Arcade space shooter built around surviving waves and chasing scores
82% positive
622 reviews
Pacer
Anti-gravity combat racing with customizable craft and multiple speed classes
72% positive
621 reviews
Ragnorium
A survival colony simulator where you manufacture your own colonists
61% positive
620 reviews
Demo AI
Vanguard Galaxy
Top-down space sandbox playable in a strip on your desktop
91% positive
620 reviews
Heaven Dust
Survival horror with mansion puzzles, zombies, and multiple endings
91% positive
619 reviews
Demo Ring Runner: Flight of the Sages
Top-down space combat mixing arcade shooting with fantasy-inspired abilities
84% positive
614 reviews
Outcast 1.1
Third-person sci-fi adventure with free roaming and nonlinear objectives
89% positive
613 reviews
Machinika: Atlas
First-person sci-fi puzzle adventure aboard a crashed alien ship
77% positive
613 reviews
Darkstar One
Single-player space action game with ship upgrades and varied jobs
82% positive
612 reviews
Turok 3: Shadow of Oblivion Remastered
Remastered sci-fi shooter with dinosaurs and two playable characters
84% positive
609 reviews
Demo How To Grow a Black Hole
An incremental game about feeding a black hole without collapse
68% positive
607 reviews
MirrorMoon EP
First-person space exploration game with navigation puzzles across galaxies
58% positive
606 reviews
Demo AI
Astroloot
Sci-fi action RPG with ship combat and deterministic crafting
92% positive
606 reviews
Demo Multiwinia
Fast-paced top-down strategy battles with armies and random events
82% positive
602 reviews