Best Sci-fi Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Sci-fi games on Steam.
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ALTDEUS: Beyond Chronos
A sci-fi adventure full of robot battles, pop music, and emotion. Featuring one of the largest branching storylines ever in a VR game with 15-20 hours of gameplay, Altdeus will place you in the shoes of Chloe, a pilot in humanity's forces fighting massive hostile organisms known as the Meteora.
Warhammer 40,000: Dakka Squadron - Flyboyz Edition
Warhammer 40,000: Dakka Squadron - Flyboyz Edition. Blazing, Ork aerial combat waged across 41st millennium battlefields. Dakka Squadron is a fast-paced, aerial shooter where you are an Ork Flyboy, taking to the skies to do what Orks do best - fight!
Tales from the Borderlands
Tales from the Borderlands is a five-part episodic game set on the unforgiving world of Pandora between the events of Borderlands 2 and Borderlands 3. This is a story full of Borderlands' trademark humor, following two adventurers on their quest for greatness.
Journey To The Savage Planet
"WELCOME TO THE PIONEER PROGRAM! As the newest recruit of Kindred Aerospace - The 4th best interstellar space exploration company - Your job is to determine if the planet ARY-26 planet is fit for humans. You may be short on equipment and experience, but you'll figure it out. Good luck!
Cyber Shadow
The world has been taken over by synthetic lifeforms. A desperate plea for help sets Shadow, the sole survivor of his clan, on one last mission to uncover what started the path to perpetual ruin.
Utawarerumono: Prelude to the Fallen
The first game in the Utawarerumono trilogy of story-rich tactics RPGs. Into a world filled with verdant nature, populated by folk with fluffy ears and fuzzy tails, awakens Hakuowlo, a man of masked mien and missing memory.
Phoenotopia: Awakening
Embark on a grand adventure in Phoenotopia! An action-adventure puzzle platformer inspired by the great classics. Meet charming townsfolk, brave the dungeons, and thwart evil in your quest to save your family.
Dyson Sphere Program
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
ROG CITADEL XV
ROG Citadel XV is a single-player, free to play FPS, combined with cutting-edge ROG product display. Dive into the new chapter to experience the story and challenges in this flying fortress.
I'a I'a Cofflhu Fhtagnyaa
"I'a'Ia Cofflhu Fhtagnyaa" is a Galgame with Cthulhu mythology, with three female (xie) masters (shen) who can be attacked, 8-10 hours of game time. Working in a coffee shop, I accidentally discovered the indescribable secret of this shop...
Understanding, The Game
'Understanding, the game' it's a suspense/investigation horror indie game inspired in classic horror games! Full Game coming as soon we can! Help us grow the game!
CrashMetal - Cyberpunk
CrashMetal - Cyberpunk The Hokuta City streets await your engine rev. Can you beat everyone in this race for first place? Upgrade your car, take care of its appearance and defeat everyone on the streets of the Hokuta City.
SPACERIFT: Arcanum System
At the sunset of human life on planet Earth, you are a military pilot controlling a space ship, and you find yourself at the very epicenter of the battle in the solar system. You are forced to retreat into the unknown, distant Arcanum system through hyper-jumping.
Cyberpunk 2077
Cyberpunk 2077 is an open-world, action-adventure RPG set in the dark future of Night City — a dangerous megalopolis obsessed with power, glamor, and ceaseless body modification.
Shadow Empire
Shadow Empire is a deep turn-based 4X wargame with a unique blend of military focus, procedurally generated content and role-playing features. Players take the seat of the supreme ruler of a small nation, with the goal of reconquering a devastated planet.
Per Aspera
Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.
Haven
Two lovers gave up everything and escaped to a lost planet to be together. Glide through a mysterious landscape, explore a fragmented world and fight against what’s trying to tear them apart in this RPG adventure about love, rebellion, and freedom.
Creeper World 4
The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.
Project Wingman
Project Wingman is a flight action game that lets you take the seat of advanced fighter jets and become a true ace. Fight in various missions and gamemodes ranging from intense aerial dogfights to large scale ground assault in an alternate scorched earth setting.
HIVESWAP: ACT 2
Continue Joey and Xefros’s adventure through the dark and dangerous planet Alternia. Meet dozens of unique and memorable characters, some more helpful than others, as you navigate this volatile alien culture. Hurry up! There’s a train to catch.
Ghostbusters: The Video Game Remastered
The beloved and critically acclaimed Ghostbusters video game is back! Strap on your proton pack once again and join the Ghostbusters on the adventure with the voice and likeness of the original crew as you battle to save New York!
Rover Mechanic Simulator
As an Engineer - crew member of one of the first Mars colonies - you are responsible for repairing and maintaining Mars Rovers. In this advanced simulator you will learn the internal details of various Mars Rovers and their components.
Möbius Front '83
Defend America from an alternate-universe America using state-of-the-art 1980s military hardware in this intricate and tactical turn-based strategy game.