Best Sci-fi Steam Games on Sale
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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Putrefaction 2: Void Walker
Putrefaction 2: Void Walker is fast-paced, hardcore, arcade FPS, inspired by old-school shooters.
SUPERHOT VR
Lose track of what’s real. Commit yourself, body and mind. Confront the evocative, elegantly brutal world of SUPERHOT VR. Enemies pouring into the room from all sides, dozens of bullets coursing through the air... Wait. Something seems different in here...
Vanquish
PlatinumGames’ revolutionary sci-fi action shooter slide-boosts onto PC. Battle legions of future-tech enemies using a vast arsenal of weapons, including all DLC. Fully unlocked framerate and gorgeous HD resolutions up to 4K. The definitive way to play: war has accelerated.
Cosmic Trip
Cosmic Trip is an award-winning real-time strategy VR game. Build a base, command a flying drone army, and attack/defend hostile enemies on strange alien planets.
Starpoint Gemini Warlords
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
ENDLESS™ Space 2
ENDLESS™ Space 2 is a Strategic Space Opera, featuring the compelling “just one more turn” gameplay, set in the mysterious ENDLESS™ Universe. As the leader of your civilization, will you impose your vision and build the greatest stellar empire?
Prey
In Prey, you awaken aboard Talos I, a space station orbiting the moon in the year 2032. You are the key subject of an experiment meant to alter humanity forever – but things have gone terribly wrong. The space station has been overrun by hostile aliens and you are now being hunted.
Scanner Sombre
Scanner Sombre is a 3d horror cave exploration game where darkness is your greatest foe. Illuminate the unseen with your LIDAR scanner, revealing the eerie beauty and peril of the abyss. From the creators of Prison Architect, this immersive adventure uses light and shadow for a haunting experience.
Cosmic Star Heroine
3 exotic planets to explore. Aliens. Robots. Magic. Forbidden technology. Ruined Worlds. Ghosts. Long-lost secrets. Conspiracies. A galactic threat. And one brave heroine to make things right. Cosmic Star Heroine is an exciting new RPG from the creators of Cthulhu Saves the World.
The Signal From Tölva
The Signal From Tölva is an open-world first-person shooter set on a distant, haunted, future world. Unlock savage weapons and recruit robots to fight alongside you as rival factions struggle to discover the source of the mysterious signal. What you discover will decide the fate of a world.
Bulletstorm: Full Clip Edition
Step into the boots of Grayson Hunt after a crash landing on an old resort planet forces him to make a hard choice: survival or revenge. Execute masterful kills with Bulletstorm: Full Clip Edition’s unique combat system that rewards you for performing the most creative and deadly kills imaginable.
Paradigm
Paradigm is a surreal adventure game set in the strange and post apocalyptic Eastern European country of Krusz. Play as the handsome mutant, Paradigm, whose past comes back to haunt him in the form of a genetically engineered sloth that vomits candy.
Zero Escape: The Nonary Games
Kidnapped and taken to an unfamiliar location, nine people find themselves forced to participate in a diabolical Nonary Game by an enigmatic mastermind called Zero. Why were they there? Why were they chosen to put their lives on the line? And more importantly, who can be trusted?
NieR:Automata™
NieR: Automata tells the story of androids 2B, 9S and A2 and their battle to reclaim the machine-driven dystopia overrun by powerful machines.
Codex of Victory
In this sci-fi turn-based strategy with real-time base-building elements, you’ll be defending human territories against the transhuman Augments. Expand your HQ, and manufacture and upgrade an army of advanced drones to wage interplanetary war for Humanity!
Turok 2: Seeds of Evil
Having defeated the Campaigner, Turok throws the Chronocepter into a waiting volcano to destroy it. Unfortunately the blast awakens an even deadlier force - The Primagen. Once again a Turok is tasked with restoring peace to the land and stopping the Primagen from merging Earth with the nether world.
DESYNC
DESYNC is an intense single-player first person action game that begs you to play dangerously and creatively. Eliminate your opponents as you perform violent attack sequences using the explosive digital weaponry and lethal side-arms at your disposal.
Stories Untold
Stories Untold is a compilation tape of four experimental adventures, including a remaster of the original hit episode “The House Abandon”.
Torment: Tides of Numenera
Torment: Tides of Numenera is the thematic successor to Planescape: Torment, one of the most critically acclaimed role-playing games of all time. Immerse yourself in a single-player, isometric, story-driven RPG set in Monte Cook’s Numenera universe. What does one life matter? Find your answer.
Holy Potatoes! We’re in Space?!
Holy Potatoes! We’re in Space?! is a whacky space exploration game where you manage your very own spaceship, craft hundreds of weapons, and explore the vastness of a veggie-filled universe.
GIGA WRECKER
Become more than human and save mankind from total annihilation! From legendary developer Game Freak comes an action adventure like no other - manipulate the world around you and smash the evil Ajeet to smithereens!
Warhammer 40,000: Sanctus Reach
Warhammer 40,000: Sanctus Reach is a 3D turn-based strategy game like you’ve never seen before: fast, immediate, deep, impressive to look at and incredibly fun! Fight through a dark era of carnage and endless war and lead the Space Wolves in a struggle to defend the last bastion of mankind.
Stars in Shadow
Stars in Shadow is a turn-based 4X strategy game and a vivid tribute to the genre classics. Compete with alien factions to explore and colonize nearby starsystems, build fleets to defend against rivals, negotiate or conquer them. Win by unifying the galaxy, through diplomacy or force.
Galaxy Admirals
Galaxy Admirals is a multiplayer turn-based cosmic strategy with pretty innovative and challenging gameplay. Improve your command skills with AI and conquer the whole universe by fighting with real players.
Alien Shooter TD
Innovative Tower Defense inspired by legendary Alien Shooter series! The game was created in keeping with the best traditions of Sigma`s games, no concessions of any kind - everything is just like in real life!
Distant Space
Distant Space are present the arcade game of cosmic fights in arcade style of the 80's, this is a game where you can control the spaceship and forced to destroy extraterrestrials, which are moving in the certain order.
8-Bit Invaders!
8-Bit Invaders! is a fast-paced, retro Real-Time Strategy game for the PC. Control the military might of the Galactic Marine Corps or Invade with the devastating power of the Cranioids! Mine, Build, and Fight your way to victory! Conquering the Multiverse was never so easy.
ICEY
ICEY is a 2D side-scrolling action game and a META game in disguise. As you follow the narrator's omnipresent voice, you will see through ICEY's eyes and learn the truth about her world. The narrator will constantly urge you in one direction, but you must ask, "Why? Why am I following his directions?“ Obey? Rebel?
Ashes of the Singularity: Escalation
A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat.
Rencounter
Rencounter is a difficult, turn-based, RPG, roguelike game with a mysterious atmosphere. Help your squad survive while navigating through a network of tunnels and rooms. Distribute provisions and medicine to keep them alive.
Memory's Dogma CODE:01
Japan, 2030 A.D. Memories can now be digitized and archived, allowing people to communicate with the deceased. With only one week left before his best friend’s memories are deleted, can Hiroki uncover the truth behind Sorano’s death?
Sakura Space
Captain Shika has seen all kinds of things in her adventures throughout the universe, and with her two loyal crew members by her side, she's managed to make a name for her small company of mercenaries. When Shika finds a bounty job offering an absurd amount of money, she doesn't hesitate to act: tracking hardened criminals is part of the...