Best Sci-fi Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Sci-fi games on Steam.
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Gunlocked
A twin stick shooter without the twin stick, Gunlocked is a sci-fi action roguelike about careful positioning and upgrade selection. Manage unique targeting systems across multiple weapons and upgrades, as you battle legions of alien ships, and then do it all over again!
Final Upgrade
Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Paragon: The Overprime
Paragon: The Overprime is a free team-based TPS Action MOBA. Choose one of the many powerful heroes with unique skills and work with your teammates to conquer the Prime battlefield. Speed across the battlefield with the heroes of Prime and feel the thrill of the action.
The Callisto Protocol™
Survive to escape the horrors of Callisto and uncover the dark secrets of Jupiter’s dead moon.
Marvel’s Spider-Man: Miles Morales
After the events of Marvel’s Spider-Man Remastered, teenage Miles Morales is adjusting to his new home while following in the footsteps of his mentor, Peter Parker, as a new Spider-Man. When a fierce power struggle threatens to destroy his home, Miles must take up the mantle of Spider-Man and own it
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.
Crysis 2 Remastered
Relive the legendary single-player campaign from the classic first-person shooter, Crysis 2, optimized for today's hardware in Crysis 2 Remastered.
Monochrome Mobius: Rights and Wrongs Forgotten
A new JRPG from veteran studio AQUAPLUS, commemorating 20 years of the multi-media Utawarerumono series. This is the story of a man who will be sung about in legends.
Timeloop: Sink Again Beach
A non-linear first-person action adventure in a pirate setting. A single player time travel simulation game. Unusual gaming experience.Moving in space and time, the player must understand what is happening on the island and how the main character can move away from there.
Somerville
In the wake of catastrophe find the means to make your family whole again.
Titan Station
Far into the future, in the year 1999: David, a systems operator, runs from his troubles by taking a job on a space station. After arriving, his mundane work turns into a struggle for his very life as he makes a shocking discovery.
Among Us 3D: VR
Teamwork and betrayal in space! In this PC & VR party game, Crewmates work together to complete tasks before one or more Impostors kill everyone aboard. Experience all of the same deception and deceit as the original Among Us, but now in all three dimensions.
From Space
From Space is a solo and co-op action-shooter for squads up to four players. Take on the challenge of liberating the earth from an alien infestation with your friends, using over-the-top weaponry in a post-apocalyptic world with awesomely stylized graphics. The apocalypse has never been so much fun!
Ghost Song
On the desolate moon of Lorian, a long-dormant Deadsuit awakens from slumber. Journey beneath the surface on an atmospheric 2D adventure of self-discovery, ancient mysteries, and cosmic terror. Explore winding caverns and acquire new abilities to unearth this alien world’s long-buried secrets.
The Entropy Centre
Think in reverse. Outsmart the impossible. A mind-bending first-person adventure where you solve ingenious and complex puzzles by rewinding objects through time.
SIGNALIS
A classic survival horror experience set in a dystopian future where humanity has uncovered a dark secret. Unravel a cosmic mystery, escape terrifying creatures, and scavenge an off-world government facility as Elster, a technician Replika searching for her lost dreams.
STAR OCEAN THE DIVINE FORCE
Square Enix and Tri-Ace present the latest title in the Star Ocean RPG series.
Last Command
Last Command is a fast-paced Snake x Bullet Hell action game. Maneuver through enemies’ barrage of attacks, collect Data Points to deal damage! Mix and match skill chips as you progress, overcome intense Boss battles, and uncover the secrets of their program world...
Cosmoteer: Starship Architect & Commander
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
Void Scrappers
Blast hordes of alien ships into junk. Collect the scrap to upgrade your ship into an unstoppable force of destruction. Unlock new characters and weapons and upgrade your stats between runs.
Tower of Fantasy
Embark together on your fantasy adventure! Set hundreds of years in the future on the distant planet of Aida, the shared open-world RPG, anime-infused sci-fi adventure Tower of Fantasy now is officially available on Steam.
Backrooms: Escape Together
A visually lifelike co-op horror for 1-6 people. Journey through 9 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.