Best Sci-fi Games on Steam
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games.
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Aliya: Timelink
The player connects to a girl in distress in space thousands of years later? How will they resolve the crisis and discover the truth? Through the mechanism of real-time synchronization, the game breaks through the dimensional wall and creates an immersive dialogue across time and space.
SaGa Emerald Beyond
FORGE YOUR OWN TALE The latest standalone entry in the SaGa franchise, SaGa Emerald Beyond, brings together the very best elements of the beloved series to offer each player their own unique gameplay experience.
Meta Ghost: Breaking Show
Immerse yourself in the reality show — "Breaking Show", where you engage in real-time battles with various intelligent machines using cybernetic enhancements and weapons. Whether for personal gain or lofty ideals. Fight! Until you reach the final victory on this Rogue-lite journey.
MEGATON MUSASHI W: WIRED
Launch a counteroffensive to take back the Earth from alien invaders in this mecha action RPG.
Phantom Fury
Shelly “Bombshell” Harrison is back in this highly interactive mix of first person action and road movie adventure. Embark on an adrenaline-fueled journey around the USA. Use an enormous arsenal of weapons and skills to battle treacherous soldiers and vile mutants, all while trying to save mankind.
Swarm Grinder
An action roguelite game with alien swarms and mechs. Battle enemies to make your way through a mass of spreading and evolving cells hosting dormant enemies. Collect a variety of game-changing skills and upgrades to create unique builds.
Harold Halibut
Harold Halibut is a handmade narrative game about friendship and life on a city-sized spaceship submerged in an alien ocean. Join Harold as he explores a vibrant retro-future world in his quest to find the true meaning of ‘home’.
Anomaly Collapse
Command a squad of adorably fierce warriors in Anomaly Collapse, a turn-based Roguelite strategy game that offers a fresh twist to an old formula! Face off against otherworldly beings and uncover the dark secrets of supernatural calamities. Immerse yourself in a story where every move counts!
Revival: Recolonization
Set in a post-apoc version of Earth, Revival is a 4x strategy game where the world and its rules can change at key moments, creating a deep and highly replayable experience.
The Planet Crafter
A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.
Underspace
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with Day 1 mod support and a planned PvP/co-op multiplayer on the Early Access roadmap. You're going to need a bigger ship.
Sketchy's Contract
A 1-8 player co-op sci-fi looter horror game that takes place on a mysterious asteroid belt where players must complete contracts by traveling to exotic planets to kill creatures, find loot, and/or farm planetary materials that they must return to an ominous figure named Sketchy.
Void Whispers
Assume the role of a broadcast engineer in a tranquil city. All seems peaceful until the sky above starts to reveal something deeply unsettling.
Content Warning
Film your friends doing scary things to become SpöökTube famous! (strongly advised to not go alone)
Outpost: Infinity Siege
Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.
SCP: Blackout
A VR/Desktop game where you are a new D-Class personnel in secret SCP Research Site-50 when everything falls apart. Use what you can find as you explore the facility, access logs to learn about the SCP entities in containment, and run for your life from the SCP entities that have escaped.
Between Horizons – A Sci-Fi Detective Adventure
Between Horizons is a narrative 2.5D sci-fi detective adventure. 33 years into the Zephyr's journey, its mission is suddenly jeopardized. Can you find the culprit before it's too late? Experience an enthralling story set in a semi-open world that branches and ends based on your choices.
SENTRY
SENTRY is an action-defense first person shooter where you defend your spaceship against invading aliens. Plot an escape route through hostile space and battle the enemy across your vessel with the support of traps, turrets and environmental destruction.
TerraTech Worlds
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Bears In Space
Unleash your inner bear in this over-the-top bullet-hell FPS! Embark on a zany retro-futuristic adventure and destroy oil-thirsty robots with an outrageous arsenal. Transform into a bear, wield unique powers, and embrace the absurd fast-paced action of Bears in Space!
Horizon Forbidden West™ Complete Edition
Experience the epic Horizon Forbidden West™ in its entirety with bonus content and the Burning Shores expansion included. The Burning Shores add-on contains additional content for Aloy’s adventure, including new storylines, characters, and experiences in a stunning yet hazardous new area.
Reverse Collapse: Code Name Bakery
Experience the newest tactical RPG from the creators of Girls’ Frontline. Some 30 years in the future, AU agent Mendo and the mysterious girl Jefuty find themselves in gruesome battles against armed URNC forces…
Midnight Ghost Hunt
The chaotic multiplayer hide-and-seek game. Possess seemingly harmless objects as Ghosts or chase them down as Hunters before the clock strikes midnight!
Raw Metal
Infiltrate the depths of an exoplanet mining facility to scavenge for gear and challenge a corrupt megacorporation. Utilize gadgets and equipment in high-stakes stealth, and hone your fighting skills in breakneck combat in this stylish stealth-action dungeon crawler.
Outcast - A New Beginning
Explore the breathtaking alien world of Adelpha, support the local Talans in their struggles and fight your way through fast-paced battles against invading robot forces in this 3rd-person, open world, action adventure sequel to the 1999 cult classic.
Dune: Imperium
The award-winning board game of strategy and intrigue in the iconic universe of Dune. The Spice must flow.
TRIBES 3: Rivals
TRIBES 3: Rivals is a team-based first person shooter that elevates the genre with jetpacks, skiing, and class-based warfare. Teamwork, tactics, high speed, and intense combat are supreme in this rebirth of the world’s fastest shooter.
Contra: Operation Galuga
The legendary Contra series returns! This reimagining of the classic run-'n'-gun action game from the ‘80s features new stages, new enemies, new play mechanics, and co-op combat for up to 4 players!
Subterrain: Mines of Titan
Awaken from an abandoned stasis pod and discover a doomed mining camp on Titan in an uncompromising turn-based survival RPG. Survive the evolving horrors that lurk below and craft equipment, research new gear, fight against overwhelming odds, or even discover your true fate.
MetaBall - Multiplayer Basketball
Experience the thrill of Hoverboard Basketball! Team up or challenge players worldwide in fast-paced crossplay PvP matches. Master the ball, dribble, and outwit your opponents to score impressive goals— with no aim assist. Only skill and creativity matter. Grab your Hoverboard and dominate now!
Sid Meier's Alpha Centauri™ Planetary Pack
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Duelists of Eden
Build a deck and battle online in real-time action with rollback netcode!