Sci-fi Games
Discover 18151 sci-fi-tagged games on Steam. Find the best games with this tag.
Total Games
18,151
Avg Monthly
185
Avg Revenue
$154.3K
Games with Sci-fi
Explore 18151 games tagged with sci-fi
DARK・PLANETARIUM~ダーク・プラネタリウム〜
『DARK・PLANETARIUM』PLANETARIUM×HORROR GAME.Girl &deformed head get lost in a dark planetarium an a dying planet and travel through space. 「Don't forget. This planet」It features antique pixel art with a space theme.
Rust & Dust
Rust & Dust is A fast-paced 2D roguelike Shooter about two twin mice fighting through a ruined world. Instantly switch between them, combine their powers, and turn positioning into a weapon. Master the chaos or be overrun!
Finisher
Fight endless waves of robots in a brutal factory combat test. Master a fast-paced melee system with punches, kicks, aerial attacks, sword strikes, dodging, blocking, and parrying. Push through increasingly difficult waves and record how far you can go.
Brick Survivors: Roguelite
Classic brick-breaking meets modern Roguelite depth! Survive a 100-level Story Mode, team up in 2-Player CO-OP, and permanently upgrade your ship. With 30+ capability cards and epic boss fights, every run is unique. It's time to break bricks and save the galaxy!
Space Salvage Simulator
Welcome to Space Salvage Simulator. Saddled with an unfair debt, you're locked in a forced labor camp on the edge of the galaxy. Scavenge and craft from an endless stream of trash to earn an honest living, or bet it all in the underground arena for a quick jackpot. Pay your debt, buy your freedom!
深空之劫
Cosmic Doom: Calamity' is a real-time strategy game set against the backdrop of a spiritual energy revival. The game presents a dynamic battlefield rich in strategic depth and engaging gameplay, centred on authentic real-time combat, complemented by large-scale warfare.
Stack Chaos: Alien Express
A physics-based arcade game where you pilot a UFO dropping possessed horror objects to build impossible towers. Swing the pendulum, time the drop, pray it doesn't collapse. 400+ objects, 11 game modes, and a sarcastic goblin that roasts your every move.
The Great Beyond
Defeat the onslaught of aliens by building your own moon base, placing & upgrading tower defences, managing units, and mining resources!
Sanguis OS
Sanguis OS is a dark, claustrophobic UI-based horror simulation. Take control of a blood-fueled drilling machine descending into the 9 layers of Hell. Manage engine heat, harvest demons for fuel, and fight off corrupting demonic malware before your system crashes and the hull is breached.
Compleat
<Compleat> is a single player fast pace spaceship roguelike. Player controls a variety of rogue Ai ships ranging from destroyers to battleships, collecting resources and scavenging enemies. After upgrading tech and modifying modules all the data collected is uploaded to achieve the compleation.
MiCROBE
A short incremental game where you start as a microscopic organism and grow until you consume entire galaxies. Destroy enemies. Collect Mass. Upgrade 300+ skill nodes. Evolve from a microbe to planetary predator to something far beyond and discover what happens when there's nothing left to consume.
Zero Point Resonance
Fight through collapsing galaxy in a narrative-driven deckbuilding roguelike where music is the source code of reality. Build powerful decks, collect ancient artifacts, and compose a New Song to rewrite the fate of the galaxy.
Null Root
A short roguelite / incremental game about protecting a network by destroying the invading nodes.
Forbidden Sight
FORBIDDEN SIGHT is a 4-player online co-op survival and stealth horror. Survive the Human Archive Museum (H.A.M)'s security system as you steal artifacts from different eras of human history, using electromagnetic waves to navigate through your heist.
Balloon & You
One touch..one mistake..BOOM! Do you dare to carry a balloon to the end without it touching ANYTHING? First-person perspective: precise physical touches + extreme parkour. If it touches any surface..it explodes and you're back to the start! Patience, precision, and nerves of steel.
Infinite Empire
Become the Lord Captain of an ancient space fortress in a galaxy where railguns sit next to necromantic hull plating, steam-powered tesla cannons, and biological spore launchers. Build your ship, crush alien fleets in slow, weighty broadside combat, and carve out an empire one sector at a time.
Hiddensaurs
Hiddensaurs is a hidden object game with dinosaurs. This is a prequel to 100 Hiddensaurs. You'll learn how the Crazy Professor grew up and that Hiddensaurs were always around him.
Hyperlane Highway
Lean and tilt your head to surf neon hyperlanes in this VR roguelike. Navigate gravity tunnels while dual wielding blasters for the cameras. Stack 40 plus mods to build synergies and survive the broadcast. Every death is monetized. Ride, die, and reclaim the hyperlanes for the fans.
Project Heist
Plan and execute daring heists across dimensions in this retro-futuristic turn-based tactics game. Shift realities mid-mission to manipulate environments, outmaneuver enemies, and commit the perfect heist.
Error: Love - Human Bug Eradication Project
If love is an error you can’t fix… will you delete me—or choose to keep me? Step into the role of a censor and dive into a story of order, freedom, and love.