Sci-fi Games
Discover 17727 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17727 games tagged with sci-fi
0Deep Space Facility: Outcast
Assume the life of an outcast from a mysterious future set on a failed space station. You are not special or overpowered in this Action RPG World. Your ability to manage your resources, health, skills, and tactics will decide if you escape your fate or become more food for the bugs.
0Dark Dungeon Feminized
This FPS game has dark and beautiful art style. A tragic accident turns the strict laboratory into a dark dungeon. You are trying to escape from here with wisdom and strategy, and discover its unknown dark secrets.（Has Customizable female villain with costume damage）
0STACK-eRZ
STACK-eRZ is a semi randomly generated action RPG which includes swords,magic and a lot more skills. Gear up your mercenary bot with powerful accessories and equipment to defeat monsters, complete contracts, level up, solve puzzles and ultimately destroy bosses that stand in your way.
0Neon Hyperdrive
Neon Hyperdrive is a rhythm racer like you've never seen before: drift corners, surf waves, and fly through neon skies to the rhythm of the music. Multiple vehicles, shifting perspectives, and jaw-dropping visuals. Ready to chase the beat?
0CacheAdventure
CacheAdventure is a new open-world adventure sandbox game. Dig, explore, fight, loot, and build in infinite procedural landscapes. Enjoy persistent free updates/optimizations—more playable content coming!
0Chiggy Pigg & The Great Drought
A non-linear sci-fi adventure featuring cute desert themed characters. Restore life to world and get to know the people within it. There are plenty of mysteries to discover along the way.
0Who Am I エラーコード：九十九
Who Am I: Error Code 99 is an action novel game where you save memories and uncover the truth.When you wake up, you find yourself in an unfamiliar place.Where is this?Who am I?In search of answers, the protagonist wanders through Toan, a city of desire and despair.
0Herringen
Remain untouchable. Slip through the bowels of vast inorganic monsters and take them down with grace.
0One and Done
One and Done must use four different weapons to navigate the labyrinth and battle monsters on each floor. Use the constantly changing weapons wisely to engage in strategic combat.
0The Spirit Engine DX
What happens when one woman's scientific ambitions go unchecked in a world dictated by magic? The upheaval of three lives who'd have otherwise never met each other in this JRPG-inspired, sidescrolling autobattling adventure with real-time pausing & tactics!
0Starlight Mining Company
Build and defend your base to mine starlight crystals in this roguelike co-op tower defense! Carve paths, build defenses, and upgrade your operation as 1-4 players battling escalating waves of hostile threats across a procedurally generated galaxy.
0Code of Shadows
Code of Shadows is a real-time roguelite where XP never sleeps and time obeys you. Pause on demand, evolve mid-fight, command support drones, and shut rift-spawned hordes across shifting dimensions.
0CyberVerse
Dive into a dark cyberpunk world where megacorporations reign and technology merges with humanity. Explore a futuristic megacity, hack systems, fight enemies, and uncover the secrets of digital chaos. Your choices will shape the fate of this world.
0Belts of Iron
Explore, automate, and fight in this new open world factory automation game. Build factories connected by miles of conveyor belts. Manage power and fluid networks. Explore procedurally generated worlds filled with resources to harvest and hostile creatures to defeat. Play solo or online with friends
0Nexus Overdrive
A retro-style FPS where a kidnapped engineer must fight through a futuristic military base filled with deadly enemies, hidden secrets, and relentless action. Arm yourself, move fast, and survive!
0AngelianTrigger
A completely new STG that follows on from the pseudo 3D style of the past. Even people who aren't good at STGs can get ahead thanks to the improved initial settings and auxiliary weapons!
0Terrestrial planet
On a planet with a biome climate similar to Earth, manage your residents from basic construction and planting, develop and research various cutting-edge technologies, recruit soldiers to form troops, resist foreign enemies or actively conquer other countries, and unify this distant planet.
0Update Monster
Update Monster is a fast‑paced bot‑testing roguelite: dive into a procedurally rebuilt arena, grab the sector key, and race back before the timer wipes everything. Spend scarce data on speed, armor, and weapons before each run.
0Pine Creek
On an autumn night in '86, mysterious events began to happen in Pine Creek, when strange lights appeared in the sky. Explore Pine Creek, solve randomized puzzles, and evade the gray aliens that stalk and attempt to abduct you in this sci-fi survival horror.
0Dengenki Days
Juno and Bjetti, are two freelancers just trying to pay their rent in a vibrant science fantasy world. When a smash-and-grab job goes wrong, they find themselves getting more than they bargained for!