Sci-fi Games
Discover 18158 sci-fi-tagged games on Steam. Find the best games with this tag.
Total Games
18,158
Avg Monthly
185
Avg Revenue
$154.1K
Games with Sci-fi
Explore 18158 games tagged with sci-fi
Rogue Hex Mines
Hex Minesweeper meets Roguelike — on a fog-shrouded hexagonal board, use 16 tools like fireworks, black holes, and magnets to clear mines, collect rogue cards, to reveal more tiles and defeat 8 unique Bosses. Runs as a transparent overlay on your desktop. Pick up and play anytime.
BLASTER MAYHEM
Weave and cleave your way through walls of bullet and push your score to unknown limits in this aggressive Shoot'em'up to save humanity from its own hubris
The Unnatural Leap
Navigate a broken timeline in this physics-driven co-op platformer. Master unique special skills to find your own path through every trial. But beware: while cooperation is key, a teammate might sabotage you just for the chaos, forcing you back to the last checkpoint while they push ahead.
SAMOPAL Protocol
A story-driven retro FPS. Fight through industrial zones, the districts of a dead city, and experimental areas to recover your memories and uncover the bloody truth of SAMOPAL Protocol.
Run! And Don't Stop
A fast-paced, skill-based 3D platformer with endless-runner elements where you need to avoid obstacles, collect stars, unlock skills, and run through hand-crafted levels across mysterious, corrupted alien worlds.
Silent Orbits
Explore a Fallout 2 inspired tactical grid map in this text-based sci-fi cRPG. You blacked out in 2089 and woke up 300 years later to a solar system reduced to ruins. Scavenge ships, craft items, and survive turn-based combat as narrative choices shape your journey.
COHORT
In this single-player narrative game, you are just a clone. A simple clone wandering through a strange laboratory. You are on the cusp of a revolution, but something is amiss. Will you try to understand what is really happening, or will you join the Cohort to win your freedom?
Raging Blasters 2
The sequel to the speed-and-destruction shmup "Raging Blasters" is here! It's called "Raging Blasters 2." This is an arcade-style vertical scrolling shmup in which players control a fighter jet and battle various enemies in outer space.
Cosmic Robots
Defend your planet from waves of robot invaders! Build powerful turrets, upgrade your defenses, and command robot units to fight drones, tanks, and massive bosses. Then send your own forces to attack the enemy planet in this action-packed sci-fi tower defense game.
Flora Nova
Flora Nova is a single player, cozy music gardening game set in a colorful sci-fi solarpunk world. Connect with your community and prevent an alien disease from spreading through the environment by tending to musical gardens that keep the disease at bay!
Amalgam
Partnered with your pet gun, descend to Earth's core and confront the Great Machine that reshaped the world. Craft chaotic synergies, grow your weapon, and strengthen your bond, rediscovering what it means to be human.
Aluminium City
Crush empty cans and sell the aluminium, buy upgrades, automatic can presses, and robots to automatize and speed up your process, and pay off your debt.
SELF_DELETED
In a cyberpunk city, debts are paid with memories. You have 30 minutes to choose what to erase — love, friendship, or yourself. An interactive story with 7 endings about identity, survival, and the price of memory.
STAR TALE: Odyssey One
This is not a rescue mission. No one is coming. This is survival. You awaken alone aboard an infested colony ship carrying the last survivors of humanity. Restore critical systems, manage oxygen, and confront hostile organisms while the AI guiding you seems to be hiding something.
Super Cyber Wave
Super Cyber Wave is a fast-paced 3D bullet hell where you pilot unlockable characters with unique attack patterns, dodge bullet waves, collect ring-shaped keys, grab power-ups, and survive boss fights across four lethal biomes. Ride the rhythm of an immersive soundtrack.
Rob o Bot
Rob o Bot is a survivors-like action game where you fight hordes of robots that began acting on their own after a mysterious virus infected a new generation of machines. Survive waves of enemies, upgrade your gear, and take back control before the machines take over.
The Cosmogenesis Project: Corruption
Pilot your ship across a procedurally generated star map as corruption spreads inward. Each sector holds a stabiliser; protect it from raiders and pump energy into its shields. Jump between nodes, prioritise threats, and manage energy. Hold the line until time runs out, or be consumed by corruption.
Omnicore: Freiza's Retribution
A hardcore sci-fi survival game spanning 400+ procedurally generated star systems. Defend, mine, trade, fight, and command your way through a galaxy where five factions never stop expanding and every resource fuels your next desperate move.
Gene Jackpot
A roguelike deckbuilder where you gamble with your own genes. Every card played mutates your body. Every defeat triggers unpredictable mutations. Become a different monster every run. Losing has never been this fun.
Aliens Go Home ReRun
Brick-breaking and SHMUP elements combine in this 2.5D remake of the 2017 title Aliens Go Home Run, with new stages, characters, and more! Play ball... Again!