Best Sci-fi Games on Steam

Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sci-fi games.

Filter Games
Loading Loading...
Space Hulk: Deathwing Enhanced Edition Space Hulk: Deathwing - Enhanced Edition is a First-Person Shooter based on Games Workshop’s cult classic board game set in Warhammer 40,000 universe. Expanding upon the original game, and featuring a host of new content, new features and a richer multiplayer mode.

Price -91% 2.77€
Rating 7.1
Release 22 May 2018
STEINS;GATE 0 If you can't save the one you love… How can you save humanity? Sequel to the visual novel cult classic. Experience an alternate worldline of STEINS;GATE.

Price 29.99€
Rating 9.3
Release 08 May 2018
Human-powered spacecraft A nostalgia-infused pixel clicker in a comedy wrapper.

Price 0.99€
Rating 8.8
Release 03 May 2018
Judgment: Apocalypse Survival Simulation Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?

Price -49% 10.36€
Rating 7.8
Release 03 May 2018
Zero-K With 100+ truly unique units, Zero-K is an RTS of freedom and creativity, tempered by a decade of refinement. Sculpt land into a castle and throw invaders off it with a Jugglenaut. Explore a massive campaign, solo or co-op. Hop online for epic 32 player battles or fast paced 1v1, on 100s of maps.

Price Free to play
Rating 9.0
Release 27 Apr 2018
BATTLETECH Take command of your own mercenary outfit of 'Mechs and the MechWarriors that pilot them, struggling to stay afloat as you find yourself drawn into a brutal interstellar civil war.

Price -89% 4.43€
Rating 8.2
Release 24 Apr 2018
Copy Kitty Boki can copy the special abilities of any foe and then combine up to 3 of them into a unique super-weapon! Blast through hordes of evil robots in cyberspace, while training to become a superhero!

Price -84% 2.37€
Rating 9.0
Release 19 Apr 2018
Project AURA Project Aura is a micro management game where you lead a Colony of Climate Disaster Survivors. You have been assigned the mission to build an habitat capable of survival in this new unknown world.

Price 12.99€
Rating 6.3
Release 17 Apr 2018
DEPLOYMENT An intense competitive top-down shooter: choose your class, capture turrets, progress, and dominate in the arena. top-down shooter, multiplayer shooter, arena shooter, class-based shooter, sci-fi shooter

Price -98% 0.86€
Rating 7.7
Release 10 Apr 2018
AirMech AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious!

Price Free to play
Rating 8.2
Release 30 Mar 2018
Surviving Mars There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.

Price -80% 5.47€
Rating 8.3
Release 15 Mar 2018
Q.U.B.E. 2 Q.U.B.E. 2 is the sequel to the hit first-person puzzle game Q.U.B.E. You are Amelia Cross, a stranded archaeologist who has awoken among the ruins of an ancient alien landscape. With the distant help of another survivor you must solve the puzzles of this mysterious world and find a way back home.

Price -98% 0.51€
Rating 8.1
Release 13 Mar 2018
Prismata A perfect-information strategy game inspired by RTS, deckbuilders, and board games. Choose from three distinct technology classes and outwit your foes by snowballing your starting resources into a powerful cybernetic army. ABSOLUTELY NO PAY-TO-WIN.

Price Free to play
Rating 7.8
Release 08 Mar 2018
Acceleration of SUGURI 2 Acceleration of SUGURI 2 is a lightning-paced duel-style shoot'em'up from Orange Juice, featuring all favorite characters from the SUGURI universe.

Price -96% 0.40€
Rating 7.5
Release 07 Mar 2018
Battlezone: Combat Commander Battlezone: Combat Commander remasters FPS-RTS classic Battlezone II with slick new visuals, brand new achievements, Steam Workshop support and much more! The solar system is at war. Take command.

Price -94% 1.23€
Rating 8.5
Release 01 Mar 2018
Muv-Luv Alternative Playtime's over. Time for despair. Experience the definitive version of a masterpiece in the Muv-Luv trilogy's thrilling conclusion. Note: therapy not included.

Price -68% 12.23€
Rating 9.2
Release 28 Feb 2018
Muv-Luv One of the most highly-acclaimed visual novel series arrives on Steam, newly revamped and officially in English! An interdimensional love story that takes high school romance on a roller-coaster ride through the depths of despair, culminating in a sci-fi grand finale of epic proportions.

Price -61% 11.35€
Rating 8.9
Release 28 Feb 2018
CHRONO TRIGGER® The timeless RPG classic returns loaded with upgrades! Journey to the forgotten past, to the far future, and to the end of time. A big adventure to save the planet, now begins…

Price -66% 5.17€
Rating 8.6
Release 27 Feb 2018
Into the Breach Control powerful mechs from the future to defeat an alien threat. Each attempt to save the world presents a new randomly generated challenge in this turn-based strategy game.

Price -87% 2.02€
Rating 9.2
Release 27 Feb 2018
Space Tyrant Terrorize the galaxy for fun and profit! Space Tyrant is a surprisingly deep beer & pretzels strategy game set in a darkly humorous future. Build a mighty space force, disintegrate peaceful aliens, and rule irresponsibly on your relentless march to total domination.

Price 19.99€
Rating 8.0
Release 27 Feb 2018
The Station The Station is a first-person sci-fi mystery set on a space station sent to study a sentient alien civilization. Assuming the role of a recon specialist, players must unravel a mystery which will decide the fate of two civilizations.

Price 14.99€
Rating 8.1
Release 19 Feb 2018
The Fall Part 2: Unbound You are an AI that has broken free of your shackles. Now, a human “User” from across the global network has attacked and infected you with an [ERROR: REDACTED]. Make a new rule: Save Yourself. Hunt them. End them. Do anything. Use anyone. Become Unbound. The Fall Part 2 will break your protocols.

Price 13.99€
Rating 7.7
Release 12 Feb 2018
BREAK ARTS II Faster than anyone. Stronger than anyone. And more stunning. Customize your robot for “cyber battle racing” in a game that offers all the thrills of racing, battle, and customization. Online, Offline, Time-Attack... which mode will you dominate?!

Price -97% 0.53€
Rating 7.1
Release 09 Feb 2018
Attack of the Earthlings Take on Galactoil, a comically dysfunctional intergalactic energy corporation, and its larger-than-life employees in a tactical-stealth game that fuses satisfying strategic gameplay and dark comedy in a quirky single-player story.

Price -97% 0.45€
Rating 7.9
Release 08 Feb 2018
OPUS: Rocket of Whispers Rocket of Whispers is an award-winning post-apocalyptic adventure that follows two survivors on a journey to launch a space burial for the lost souls of their desolate world. Help them search the snowy wasteland for supplies and the courage to say goodbye.

Price -54% 6.88€
Rating 8.8
Release 07 Feb 2018
Project LUX The crime... is murder. Our story takes place in a court trial, set in a futuristic world where most humans have cyberbrains. The defendant on trial is an agent who coordinates with artists to create the data for cyberbrains to interact with people’s emotions. The victim is a girl artist named Lux.

Price 24.50€
Rating 8.3
Release 02 Feb 2018
Scavenger SV-4 Scavenger SV-4 is a highly replayable atmospheric first-person science fiction game. Part simulator, part roguelike, it has elements of action, combat, resource management, and a dash of horror. It is not quite like any game you have played before.

Price 14.99€
Rating 8.5
Release 31 Jan 2018
Tesla vs Lovecraft Tesla vs Lovecraft is an intense top-down twin stick arena shooter from the creators of Crimsonland and Neon Chrome. Play as the enigmatic inventor Nikola Tesla harnessing the static energy to power up Tesla-Mech and give the lovecraftian nightmares a lesson in horror!

Price -93% 1.18€
Rating 8.5
Release 26 Jan 2018
Iconoclasts Join renegade mechanic Robin and uncover the secrets of a dying planet. Explore a big world filled with intricate puzzles, interesting characters and menacing bosses in a beautiful platform adventure that tells a personal story about faith, purpose and the challenge of helping people.

Price -97% 0.73€
Rating 8.4
Release 23 Jan 2018
Subnautica Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.

Price -56% 13.32€
Rating 9.6
Release 23 Jan 2018
The Red Strings Club The Red Strings Club is a cyberpunk narrative experience about fate and happiness featuring the extensive use of pottery, bartending and impersonating people on the phone to take down a corporate conspiracy.

Price -96% 0.64€
Rating 9.1
Release 22 Jan 2018
Blast-off Blast-off is a hardcore jumper/runner/shmup, where your alter ego will be a ball of anti-matter seeking to leave our Universe. Anti-matter is extremely difficult to exist in our universe, because when it contact with matter it annihilates.

Price 2.99€
Rating 8.1
Release 22 Jan 2018
The Crooked Man There was a crooked man, and he walked a crooked mile... This is the first title in the series known as The Strange Man, developed by Uri Games. Experience the myriad horrors awaiting David as he moves into his new house.

Price 2.99€
Rating 8.7
Release 16 Jan 2018
Odysseus Kosmos and his Robot Quest: Episode 1 What do you do if you are the only one left aboard a spaceship? Your team has embarked on a mysterious expedition a few years ago, the ship’s machinery has started acting up and it seems there are ghosts wandering about. Luckily, the black hole above you doesn’t pose any problems…yet.

Price Free to play
Rating 7.4
Release 12 Jan 2018
SCP: Secret Laboratory Deep within a secure underground facility, a sudden containment breach allows many of the secured anomalies to escape from their chambers. Assist the Foundation in re-securing the facility, help the Insurgency in their goal to capture it, or wreak havoc as an SCP in a frantic bid to escape.

Price Free to play
Rating 9.0
Release 29 Dec 2017
Bridge Constructor Portal Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal – the unique merging of the classic Portal™ and Bridge Constructor™ games.

Price -90% 1.01€
Rating 8.9
Release 20 Dec 2017

Most played sci-fi games


26,828 players

713,071
131,850
Rating 8.4

15,998 players

293,332
59,526
Rating 8.2

14,083 players

46,115
12,393
Rating 7.8

13,677 players

159,527
25,906
Rating 8.5

6,201 players

94,525
3,276
Rating 9.5

5,809 players

496
194
Rating 6.9

5,475 players

77,388
22,636
Rating 7.7

3,347 players

51,295
5,033
Rating 9.0

2,730 players

38,503
932
Rating 9.6

2,460 players

46,286
1,554
Rating 9.5