Sci-fi Games
Discover 17597 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17597 games tagged with sci-fi
0Ripped From Time: Outpost
First-person drone combat meets RTS base-building: command historical squads, advance from stone to lasers, and power the outpost’s defenses and superweapon to seal a space-time rupture.
0TET~CRAFT: The Fourth Temple
Be a young god learning, as you already are - always at least one better, if not me then at least Jesus - and as he advised, re-become childlike with a new digital space Lego(tm)! And no! You *don't* have to clean up after - nor will it hurt your (parents?) feet!
0Tomboy Supremacy City
Welcome to a city ruled by duels. To claim the throne, you must crush your opponents and make the proudest tomboys bow in submission.
0Mars Colony Simulator
Build humanity’s first home on Mars. Mine resources in first person, construct life-sustaining domes, grow lush vegetation, and launch rockets to reconnect with Earth in this immersive colony-building simulator.
0The Long Way Down
THE LONG WAY DOWN is a first-person digging action game where you carve your own tunnels, mine valuable minerals, find unique items, and sell your finds to fund upgrades. Drill for oil, refine it into fuel, and keep pushing deeper. The deeper you go, the more demons you have to fight.
0APPLECALYPSE
Point and click about apples, featuring real photos as backgrounds, with gameplay sections inspired by billiards and a Lynchian story about a -paranormal?- event taking place in a small town, psychologically and physically transforming the neighborhood’s residents.
0Spacebound Sprint
SPACEBOUND SPRINT is a fast-paced 3D platformer where every second counts. Race against the clock, dodge deadly traps, smash walls, and destroy hostile robots to reach the goal. Use items and power-ups to overcome tough obstacles and push your skills to the limit.
0The Rift Rebels
An unknown force from a parallel reality trapped Earth’s energy in three runes. The best resistance fighters have been sent on a critical mission to destroy the runes and seal the dimensional rift.
0Album3D
Not a flat photo viewer—Album3D is a game-like 3D photo experience that turns your photos into 3D albums you can manually explore. Import large photo libraries, switch 3D views/layouts, and enjoy manual mode, slideshow, or flythrough—fast and fun.
0Roadside Reseal
A roadside store where the night never feels safe. Flickering lights, endless aisles, whispers from the dark. Each task feels like research into fear—you restock, you lock, you fight to keep the seal closed.The silence breaks, the air is heavy, and every moment is research into survival.
0Maev
A 2D RPG with distinct combat and platforming mechanics to handle at the same time. Explore what Maev has done to the world after humans went extinct, upgrade your weapon and adapt. Through 3 sections of 10 maps, fit for speedrunning or discorvery, collect pieces of lost knowledge, and explore.
0Last Pirates: die together
Steal, grab, and run with your loyal pirate crew! Last Pirates: Die Together is a fun co-op horror game to experience all the challenges of scavenging. Fight or hide – it's up to you in this endless adventure. Leave the island in one piece or die trying!
0Brace for Dolphins!
A fast-paced 2D top-down roguelite strategy game where you command a shifting galactic warfront. Fight real-time battles on contested planets to prevent an advanced dolphin empire from conquering the galaxy. Race to out-build and out-gun your enemy before it's too late.
0Lantern Fish
Bring light to the deepest depths of the ocean to save the world from an impending darkness. Traverse to the ocean floor, saving desperate creatures, rescuing mermaids, liberating ancient kingdoms, and thwarting world-ending cults. Become the Lantern Fish in this whimsical 2D hand-drawn adventure!
0SunWars
Sun Wars is a real-time strategy game set in a galactic war between suns. Build and boost your solar system, attack enemy suns, avoid deadly black holes, and manage energy wisely. Only smart tactics and strategy will let you survive and win the war.
0Void Cargo: Equilibrium
Physics-based space trucking sandbox where you fly delivery routes, balance thrust and fuel, repair systems mid-flight, and take on higher-risk jobs for bigger payouts.
0Commutator
<NOW YOU CAN SEE* AGAIN> ███████████████████████████████████████ *The term “see” is used for illustrative purposes only. ███████████████████████████████████████ Use [TOUCH], [SMELL], and [LICK] modules to gain more information about the new world. -COMTEK ULTRA
0Final Orbit
Master the cockpit of highly realistic spacecraft in this Newtonian physics based sim. Take off from surface to space, plot a course between the planets and dock with space stations. Trade commodities or take shipping contracts to buy upgrades and optimize your build - every choice matters.
0Awakewood
After your mother’s strange funeral, a black rain blocks the roads and leaves you stranded. The air smells like rotting fruit and nature begins to mutate. Can you get out of here before the forest finds you?
0Delegatory
A "round-based" incremental game about climbing the ranks within a dystopian retro-future corporation. Delegate tasks to your increasingly underpaid team of interns. Leverage a large branching skill tree to upgrade your team's efficiencies, and unlock unique powers.