Sci-fi Games
Discover 17718 sci-fi-tagged games on Steam. Find the best games with this tag.
Games with Sci-fi
Explore 17718 games tagged with sci-fi
Space Rangers HD: A War Apart
Space adventure, open world RPG, strategy, arcade, quest and more!
Gravitas
Gravitas is a short first-person puzzle platforming game that transports you to the Gallery of Refined Gravity. Manipulate gravity and the gallery itself to prove yourself a pupil worthy of the Curator’s masterwork.
Crysis 3 Remastered
Experience the single-player experience from the iconic first-person shooter, Crysis 3, optimized to take advantage of today's hardware in Crysis 3 Remastered.
UnderRail
UnderRail is an old-school turn-based isometric role-playing game that features a large open post-apocalyptic world, deep and challenging combat and an intricate storyline.
Art of War: Red Tides
Art of War: Red Tides is a fair multiplayer strategy game that allows different teams on the same platform (e.g. smartphones, PC, etc.) to battle against each other. You will encounter players around the world!
Ocean World: Eden Crafters Prologue
Embark on a journey of survival, crafting, and automation in this free prologue introducing one of the planets you can transform in Eden Crafters – an upcoming open-world game that challenges you, alone or with friends, to turn a hostile planet into a habitable haven for humanity.
0GRAV
GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.
0Out There Somewhere
You play an explorer stranded on a dangerous alien planet. Low on fuel, your only hope for escape is to find the planet’s core in this incredibly clever action-puzzle-platformer.
LEGO® STAR WARS™: The Force Awakens
The No. 1 LEGO® videogame franchise triumphantly returns with a fun-filled, humorous journey based on the blockbuster film. The game will also feature brand new story content from the Star Wars Universe that explores the time between Star Wars: Return of the Jedi and Star Wars: The Force Awakens.
Z.A.T.O. // I Love the World and Everything In It
USSR, 1986. A girl goes missing in the closed city of Vorkuta-5, yet not a soul seems to be concerned. Uncover the mystery behind her disappearance and transmit your signal to the universe.
Endless Sky
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
EARTH DEFENSE FORCE 6
Live the future of despair.The year is 2024 AD. The survivors fought against the remaining threats while trying their best to continue their recovery.Three years passed in the year 2027. In a new world without hope, the time has come to once again resist the fate of the Earth.
Planet Explorers
Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.
Tanki Online
Tanki Online is the free-to-play MMO-shooter with real-time PvP-battles. Throw yourself into furious tank battles shoulder to shoulder with other living players and master your skills – destroy enemy tanks, customize your futuristic armored vehicle and compete with tankers from all over the world.
Journey To The Savage Planet
"WELCOME TO THE PIONEER PROGRAM! As the newest recruit of Kindred Aerospace - The 4th best interstellar space exploration company - Your job is to determine if the planet ARY-26 planet is fit for humans. You may be short on equipment and experience, but you'll figure it out. Good luck!
Zero Escape: The Nonary Games
Kidnapped and taken to an unfamiliar location, nine people find themselves forced to participate in a diabolical Nonary Game by an enigmatic mastermind called Zero. Why were they there? Why were they chosen to put their lives on the line? And more importantly, who can be trusted?
DAEMON X MACHINA
Pilot your fully customizable Arsenal mech and join your fellow mercenaries in defending humanity from the corrupted machines and gigantic robots in this post-apocalyptic action game!
Starbase
Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.
Nuclear Option
Fly near-future aircraft with immersive physics on intense battlefields, facing land, air and sea threats. Wage war against AI or other players with an array of potent weapons. Wield tactical and strategic nuclear weapons, capable of annihilating anything in their path.
Deponia: The Complete Journey
Junk, junk and even more junk. Life on the trash-planet Deponia is anything but a walk in the park. No surprise that Rufus had enough of that and hatches one ludicrous plan after the other to escape this bleak place.