Sci-fi Games
Discover 17691 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17691 games tagged with sci-fi
0PRISMIDIA: Spirit of the Rift
PRISMIDIA: Spirit of the Rift is a sci-fi shoot 'em up game in the style of arcade classics. Dodge barrages of attacks, survive bullet hell bosses, and save Prismidia!
0Warp Knights
Warp Knights is a 3D tower offense strategy RPG set in a sci-fi world. As the returning Commander, you awaken to operatives inspired by your legend — brave, loyal, and ready to fight. Lead them through tactical battles where timing and terrain decide fate and reclaim the future you once fought for.
0Time Takers
Time is your resource to stay alive or to grow your strength. Gather it, use it strategically, and survive intense combat. No fixed roles—every match is built on your choices in Time Takers.
0TerraTech Legion
Build the ultimate battle vehicle and rage against the machines in a chaotic Bullet Heaven Builder. Master a deep, block-based vehicle-building system to survive an army of robotic foes driven by a crazed AI, ramming them at speed and shooting infinite projectiles.
0Sorry for Intruding
YOUR MISSION : Intrude upon a randomly generated high security research facility. Don't make a sound, don't be seen, maximise stealth! Use handy gadgets to sneak in, bypass guards, find the key, unlock the machines and defeat the boss! Don’t get captured! The fate of the world depends on you!
0FAR FRESNEL
FAR FRESNEL is an exploration game where you descend into the abyss of a distant planet aboard an ancient elevator system. As you venture deeper into this forsaken world, you'll uncover the secrets of the previous expeditions.
0Critter Cosmos
A cozy 3D adventure where you play as a Capybara Astronaut, hopping from planet to planet, befriending cute animal pals, saving communities, and building a new home together.
0Super Starship
A futuristic sci-fi persistent universe exploration game with one million stars and 18 million planets and moons. Fly your ship to any star and explore its solar system. Claiming stars, planets and moons will make them yours forever - other players will see your discoveries and you will see theirs.
0Doughby
Doughby, a little donut with big dreams is on a mission for his confectionery kin: to gather the rarest, strangest, most sought-after objects from across the whimsical world of Torlo.
0Zombie Scars: Ashen Dawn
An open world zombie survival game that can be played cooperatively with up to 5 players to hunt for resources, create items, and also has vehicles to drive. Beware of zombies that have different dangers. Eating and drinking are also important. Eating unclean food can cause infection.
0IZEA:10puzzle Rogue-Lite RPG!
"Make 10 is mightier than the sword!" IZEA is a fresh strategic battle game that fuses “Make 10” × Puzzle Calculation × RPG × Roguelite. Use number cards and arithmetic operators to calculate the enemy’s designated Weak Number and fight your way to victory!
0Kanka
Kanka is a sci-fi multiplayer Action RPG! Team up with your 'Kankas' (buddies) for intense Third-Person Shooter combat in a universe waiting to be explored. Early development - join our journey!
0Interstellar Survivor
Inspired by Space Invaders and Vampire Survivors, Interstellar Survivor is a space shooter where you face an endless onslaught of asteroids!
0Escape the Scam Compound
4-player co-op puzzle escape in a SE Asia scam compound. Lured by high pay, you’re trapped and must team with fellow victims: find clues, break access controls, dodge patrols, and escape—or choose to strike back, rescue others, and bring the whole compound down. Multiple endings + anti-scam tips.
0Vega Chronicle
Choose peace or destruction to conquer the stars in this turn-based 4X game. Trade and negotiate with alien civilizations. Command semi-autonomous fleets in real-time combat. Explore the galaxy and build your colonies. Unlock ancestral virtues to enhance your civilization for the next play-through.
0Galaxy
An arcade game where the player controls a spaceship and defends against waves of enemy invaders. The goal is to survive as long as possible, achieve the highest score, and progress through increasingly difficult levels.
0Cosmo Tales
Cosmo Tales is a third person, action adventure inspired by the '70s retro sci-fi aesthetic mixed with modern looks and gameplay. Use the dimension shifting ability to change between realities as you fight your way through the outer space.
0CAT-A-STROPHIC
CAT-A-STROPHIC is a goofy 3D rogue-like city destruction game where you play as Bluu, a colossal kaiju cat, rampaging through different cities to rescue your precious kittens! Embrace the purr-fect blend of chaos and relaxation as you level multiple towns and cities.
0Steel Artery: Train City Builder
Build a living city on rails in this steampunk fantasy train-city builder. Manage multiracial colonies with thousands of autonomous citizens, balance their needs, manage the economy, and create logistics as you explore distant regions to ensure the prosperity of your Empire.
0Sketchbook
Sketchbook is a first-person horror game with interesting puzzles and mechanics. Dive into your memories to deal with your inner monsters and discover the truth.