Sci-fi Games
Discover 17575 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17575 games tagged with sci-fi
0Meteor Rush
Meteor Rush is a high-intensity space Bullet Heaven where you defend a fragile core against endless cosmic threats. Harvest meteor gems, loot powerful gear, and evolve your ship and core into an unstoppable force of destruction.
0Greetings from El Rey
Greetings from El Rey is a noir 2D/3D platformer where a paranoid detective explores a sealed city through a rotating 2D view, in an obsessive hunt for the mysterious R.
0Protocol:Chrono
A fast-paced action roguelike where time is your vital resource. Battle digital hordes, harvest fragments to survive, and use Chrono Tokens for deep, ARPG-style weapon customization, traveling through planets to save the dimension.
0HUNTED
A sit 'n' survive set on board a spaceship. Aliens have made it inside, and you need to defend yourself. Viewing cameras, shutting doors, blocking vents, and sounding alarms is your only hope. You must last 5 days while backup arrives.
0Starshot Genesis
Starshot Genesis is a space combat arcade shooter built with Three.js, featuring neon visuals, responsive controls, adaptive combat scaling, and atmospheric audio. Use the controls mapped in the hud to move and engage in combat.
0CAI UWE
Experience CAI UWE: Your AI companion in Unreal Engine 5 graphics. Chat in real-time with a Metahuman that responds without scripts. The perfect "Idler" for your second monitor — connected with Twitch, YouTube & Discord. A next-generation experimental tech demo.
0Space & Pixels
Space & Pixels is a top-down space shooter with classic gameplay. Battle through each level, blast lots of enemies, upgrade your ship's firepower, and uncover the truth behind your dangerous mission.
0Space Warpster
A fast-paced retro arcade shooter inspired by classic 1980s side-scrolling space combat. Weave through organic obstacles, survive relentless enemy waves, and defeat powerful end-level bosses in a pure, skill-driven singleplayer experience.
0Nomad: Last Blade
Play as a cybernetic samurai hunted by the advanced artificial intelligence Mortiex. Master precise combat, tactical stealth, and intense encounters — and uncover the mystery of the blade encoded with Mortiex.
0Mindrazer
Mindrazer is a roguelite action-strategy shooter against relentless cosmic horrors. Every run tests your skill, your strategy, and how much risk you’re willing to take. Traverse a dark maze to save the love of your life from the Mindrazer's grip.
0Escape 2049
Play Elena in this action shooting game set in 4 different worlds, featuring 12 levels and 12 bosses, challenging puzzles, a stunning intro and full motion videos!
0DICEPTION
Diception is DiceWars at laser speed. No fluff, no waiting. Conquer the map using 1- to 16-sided dice. Master the odds in the campaign and crush the AI in "Expert Mode" with near-instant moves. Optimized for ultra-fast keyboard and gamepad play.
0Chess Defense
Chess Defense is a strategy tower defense game where chess pieces become your towers.
0Void Core
Start as a microscopic speck, become the end of everything. Void Core is a minimalist sci-fi idle game where you control a black hole. Harvest matter, bend spacetime to automate your growth, and consume entire galaxies. Consume. Grow. Evolve.
0Savior
Savior, an action adventure RPG, has you travel across a vast, diverse world to put a stop to the Great Ending.
0RAMMBOCK
Dodge bullets or plow right through with the RAMMBOCK. Utilize the hybrid technology of the twin moons! Ramm enemies into one another for chain bonuses. Tackle missions and increase your score to uncover the truth about your past.
0The Eighth Loop
The Eighth Loop combines visual novel and platformer genres to bring you a unique experience. It has 1 platformer level that requires out of the box thinking to clear. The player needs to find out a way to escape out of a death loop.
0StarshipFighter
Build and customize your own starship, then survive escalating waves of enemies and intense boss fights. Unlock new parts, upgrade your loadout, choose your difficulty, and climb the leaderboard in this fast-paced 2D top-down space shooter.
0CITADEL
Awake from your slumber and venture out to the mighty CITADEL.
0FILENDS
FILENDS is a dark multiplayer riddle-solving game for 3-7 players. Work together to solve levels filled with murder mysteries and tragic tales. Use environmental clues and real-time chat to uncover the truth. Will you solve the riddles or become a part of them?