Sci-fi Games
Discover 17792 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17792 games tagged with sci-fi
0Spacewind The Zeppelin
A Zeppelin that shoots arrows where you can acquire improved skins and powers for your adventure
0Active Matter
Join dangerous raids for loot or intense PvP battles in this new realistic military shooter set in a fractured multiverse. Fight in the quantum unstable zones over control of the active matter – the substance that bends time and space.
0Mecharise
Mecharise is a strategy and tower defense game that combines elements of base building, resource management, and wave-based combat against hostile aliens. Pilot a mecha as you colonize new worlds and defend your base against enemy attacks.
0Beyond Terra
A space game with open world, terraforming and Crafting Gather resources, build a base and increase your population
0XX Delicto
Velocity battles to save her princess in XX Delicto, a lightning-paced thirstpunk whack-n-slash rogue(ultra)lite.
0<FAIL.safe>
Talk is cheap. Trust is earned. You are stuck on The Destin, a forsaken starship on the brink of oblivion that is controlled by Novah, a sentient AI who holds the key to your survival. Befriend, manipulate, deceive, and persuade your way to freedom in this sci-fi narrative adventure.
0Tresmir Sight
Can you find what you're looking for? Or are you at the mercy of Tisik and her followers? Your words matter in this short game of dialogue.
0Benji and the Crystal of Light
Descend into the sci-fi action-adventure of Benji Freese as he is forced into a deadly mission by a sadistic computer AI. Scavenge for supplies and upgrade your weapons to shoot your way through intergalactic mercenaries and hordes of undead. Survive the nightmare and find "The Crystal of Light."
0Nimillion - The last expedition
Space lander adventure with MetroidVania progression system. Retro-inspired Thruster-only flight, upgrade abilities, battle tough bosses, conquer brutal terrain. Easy to learn, hard to master old-school thrills!
0The Universe of Red Hope
A classic fantasy MMORPG powered by uMMORPG—discover dungeons, fight powerful creatures, forge rare equipment, and shape a living world alongside hundreds of players.
0Neon Grid Defenders
Neon Grid Defenders is a sci-fi roguelite tower defense game featuring a free and unique upgrade system, decision based path generation and a strong but static difficulty curve. Build your path, place your towers, hook them up with upgrades and melt your enemies!
0Living Metal
A platformer puzzle game that controls wacky machines.
0Mech X Change
You play as a mech pilot, tasked with demonstrating the newest weapons, at a futuristic arms fair. The enemy and player tear off weapons from each other’s bodies mid-fight, forcing you to quickly adopt new strategies, while impressing buyers.
0SOS: Forgotten Planet
Survival Horror game that teaches Morse Code. Input Morse Code to open doors, decipher it to open boxes for valuable supplies. Explore and uncover the truth behind the Forgotten Planet’s destruction in this procedurally generated world. Be careful though many dangers lurk in the dark of these ruins.
0Traitors
A social deduction action game set in a procedurally generated, alien infested space station. Repair, loot, scheme and shoot your way through each round. Immersive proximity chat makes lying to your friends more fun!
0Invasion Rush
An apocalyptic disaster has left the door open for all kind of creatures to invade our home! Jump right into action in this hero-top down shooter-coop-roguelite experience, power up your survivors, defeat bosses and try to see how far you can get!
0VectaGuard: Zero
Arcade-inspired shmup action where neon vector caverns explode with modern visuals, dynamic music, weapon upgrades and intense score chasing.
0AI.VI
The mercenary robot AIVI is forced out of retirement as the P.A.S.C.A.L. Gigacorporation conquers his planet to squeeze it dry. Combine your FPS and tower defense skills, then send the corporate invaders to the scrapheap, seize the means of production, and take the planet back for the worker bots!
0MeteoStorm
MeteoStorm is an action packed retro shoot-em-up. MeteoStorm offers up to 25 challenging waves of exciting shoot-em-up action with 3 different difficulty levels!
0Space Elevator Project
A simulation sci-fi game where players take on the role of the project manager of a space elevator project. They will progressively achieve project phase goals and ultimately accomplish the ultimate goal of constructing a Mars colonization spacecraft.