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.

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Warhammer 40,000: Armageddon (Classic) In this hex-based, turn-based strategy game, players will lead the Imperial forces of the Armageddon Steel Legion and Space Marines from a variety of Chapters against the Ork invasion through over 30 scenarios, on the hostile terrain of the planet and its gigantic Hive Cities.

Price 20.49€
Rating 7.8
Release 26 Nov 2014
Celestial Command Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.

Price 19.99€
Rating 6.3
Release 20 Nov 2014
Call of Duty®: Advanced Warfare - Gold Edition Call of Duty®: Advanced Warfare envisions a powerful future, where both technology and tactics have evolved to usher in a new era of combat for the franchise.Power Changes Everything.

Price -3% 58.22€
Rating 6.4
Release 03 Nov 2014
Dungeon of the ENDLESS™ Dungeon of the ENDLESS™ is a Rogue-Like Dungeon-Defense game, in which the player and their team of heroes must protect the generator of their crashed ship while exploring an ever-expanding dungeon, all while facing waves of monsters and special events as they try to find their way out...

Price -96% 0.53€
Rating 8.4
Release 27 Oct 2014
REVOLVER360 RE:ACTOR The world really does revolve around you in this mind-bending shooter where changing your perspective could save your life.

Price -95% 0.54€
Rating 8.4
Release 24 Oct 2014
Time Rifters Be your own teammates in this unique single-player co-op shooter!

Price -75% 2.49€
Rating 8.2
Release 21 Oct 2014
DeadCore DeadCore is a Platformer-FPS blending exploration and speedrun. Become immersed in a futuristic and dreamlike adventure which will see you climb a huge Tower born from the void and truly put your capabilities to the test. Will you be able to reveal the secrets that lie beneath this fog-ridden world?

Price -68% 3.24€
Rating 8.2
Release 17 Oct 2014
Perpetuum Perpetuum is a persistent, sandbox, single server, massively multiplayer sci-fi rpg (MMORPG). Control huge robots and mechs to gain access to an alien planet's resources and knowledge, amass huge wealth, or even claim part of the world for yourself using terraforming and complex infrastructure.

Price Free to play
Rating 6.9
Release 17 Oct 2014
Borderlands: The Pre-Sequel Launch into the Borderlands universe and shoot ‘n’ loot your way through a brand new adventure that rockets you onto Pandora’s moon in Borderlands: The Pre-Sequel!

Price -99% 0.53€
Rating 7.8
Release 16 Oct 2014
TRON 2.0 Over 35 levels of challenging gameplay -- Race at the speed of light, fight off computer Viruses and engage in violent digital combat.

Price -40% 5.86€
Rating 8.5
Release 10 Oct 2014
FINAL FANTASY® XIII Final Fantasy XIII is a fantasy RPG in which a band of brave humans struggle against fate in the utopian sky city of Cocoon and the primeval world of Pulse. Follow stylish heroine Lightning's fast paced battles and high adventure in a mysterious new world.

Price -60% 5.19€
Rating 7.4
Release 09 Oct 2014
Disney G-Force G-Force draws you into the adventures of an elite team of trained guinea pigs on a mission to thwart a sinister plot to destroy the world. Take control of both G-Force commander Darwin and his sidekick, Mooch, as they apply their talents to defeat an evil army of altered household appliances.

Price 30.00€
Rating 8.9
Release 06 Oct 2014
Alien: Isolation Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger.

Price -94% 2.46€
Rating 9.2
Release 06 Oct 2014
Wrack Wrack is all about action - spectacular action! The addictive kill chain system encourages you to mow down as many enemies in a short period of time as possible. No hiding - keep your chain going by getting out there and kicking some alien ass!

Price -68% 3.29€
Rating 6.7
Release 30 Sep 2014
Starpoint Gemini 2 Captain your own space ship and roam the galaxy in 3D in this tactical space simulator with tons of RPG depth ! Space has never looked so inviting - but images can betray...It has been two years since the end of the second Gemini war, the situation in the wartorn system is further from resolution than ever.

Price -96% 1.50€
Rating 6.8
Release 26 Sep 2014
Beyond Gravity Beyond Gravity is procedurally generated "platformer" where you jump in-between planets and try to collect as many pickups as you can. This gets progressively harder the further you jump. No need to worry tho as you can upgrade your character with loads of upgrades and power-ups!

Price 1.99€
Rating 8.3
Release 23 Sep 2014
DG2: Defense Grid 2 Great strategy is timeless. Build, adapt, and defend across dynamic maps, solo or online - every session brings new strategies, new solutions, and new surprises. Now is the perfect time to enter the grid.

Price -97% 0.34€
Rating 8.3
Release 23 Sep 2014
Shadowrun: Dragonfall - Director's Cut Harebrained Schemes' biggest Shadowrun game to date, and the definitive Shadowrun RPG experience available on PC. Now a standalone title with tons of new content & improvements!

Price -75% 3.78€
Rating 8.7
Release 18 Sep 2014
ENDLESS Legend™ ENDLESS Legend™ is a 4X turn-based fantasy strategy game by the creators of ENDLESS Space™ and Dungeon of the ENDLESS™. Control every aspect of your civilization as you struggle to save your homeworld Auriga. Create your own Legend!

Price -92% 2.13€
Rating 8.2
Release 18 Sep 2014
Wasteland 2: Director's Cut From the producer of the original Fallout comes Wasteland 2. With over 80 hours of gameplay, deck out your Ranger squad with devastating weaponry, test the limits of your strategy skills, and bring justice to the Wasteland! The choices are yours…but so are the consequences.

Price -79% 5.31€
Rating 8.0
Release 18 Sep 2014
SPACECOM SPACECOM – a strategic-to-the-bone, starfleet command game in which deception, smart movement, and choices to battle decide victory or defeat.

Price -97% 0.36€
Rating 6.6
Release 17 Sep 2014
Boson X Boson X is a fast-paced rotational runner set in a particle accelerator.

Price 5.19€
Rating 8.8
Release 15 Sep 2014
Rising Angels: Reborn Despite determination and skill, Natalie Puccile, a Special Investigations and Tactics officer, has spent her career watching over a listening post in the middle of deep space. After the orders that she has always dreamed of arrive, she finds herself in charge of a small destroyer and tasked with discovering the fate of a missing...

Price Free to play
Rating 7.6
Release 12 Sep 2014
J.U.L.I.A.: Among the Stars J.U.L.I.A.: Among the Stars is an innovative narrative driven adventure game. The story centers on Rachel Manners, a 35 year old astrobiologist. She is a member of an elite group of scientists, chosen to embark on one of the most critical missions ever conceived on Earth. Now Rachel is alone, orbiting an unknown planet.

Price 16.79€
Rating 8.1
Release 12 Sep 2014
Infinity Wars: Animated Trading Card Game Outplay your opponent with simultaneous turns and commander-driven deck-building in a fully free-to-play PvP experience. Build your deck from 1000+ cards across 8 unique factions, and face opponents on a truly level playing field. In Infinity Wars, skill is the only factor that determines victory!

Price Free to play
Rating 7.5
Release 05 Sep 2014
Metro: Last Light Redux It is the year 2034. Beneath the ruins of post-apocalyptic Moscow, in the tunnels of the Metro, the remnants of mankind are besieged by deadly threats from outside – and within. Mutants stalk the catacombs beneath the desolate surface, and hunt amidst the poisoned skies above.

Price -96% 0.81€
Rating 8.9
Release 27 Aug 2014
Orbital Gear Orbital Gear is a fast paced sidescroller shooter where you utilize the gravitation of celestial objects to give you momentum through space. Arm your Mech with two of the twelve different weapons and destroy your enemies.

Price Free to play
Rating 8.0
Release 07 Aug 2014
Epigenesis Epigenesis is an online multiplayer sports/FPS game in which two sides are locked in a never-ending fight for world domination by playing ball.In this non-lethal ballgame of the future, players leap across platforms suspended high up in the air trying to get a ball located in the middle of the arena and score goals against their...

Price Free to play
Rating 6.4
Release 01 Aug 2014
Rodina A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!

Price 14.99€
Rating 8.8
Release 28 Jul 2014
Gods Will Be Watching Gods Will Be Watching is a minimalistic “point and click thriller” centered on despair, commitment, and sacrifice as players face intriguing puzzles and tough decisions that will affect their entire crew’s wellbeing.

Price -89% 1.16€
Rating 6.9
Release 24 Jul 2014
Halfway Halfway is a turn-based strategy RPG taking place a few hundred years into the future. Humanity has started colonising new worlds. Until now, they were alone ...

Price -81% 2.45€
Rating 7.0
Release 22 Jul 2014
Sunrider: Mask of Arcadius As Captain Kayto Shields, embark on a galactic voyage of heroism and survival. With his home world destroyed and his nation conquered, the inexperienced Captain Shields, and his newly minted vessel, the Sunrider, are left as the only hope against a galactic evil intent on subjugating all sentient life.

Price Free to play
Rating 8.9
Release 09 Jul 2014
Black Ice Hack greedy megacorps to help as many people as you can in a high-agility cyberpunk looter/shooter RPG. Explore neon cyberspace vistas and outmaneuver AIs to customize your hacker OS and weapon combos. Play solo or online co-op with up to 10 people!

Price 19.50€
Rating 8.9
Release 09 Jul 2014
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.

Price -97% 0.90€
Rating 8.3
Release 08 Jul 2014
Shattered Planet Explore a dangerous planet that's different every time and try to survive! The Galactic Union's job for you is clear: research the alien wildlife -- for science! However, researching may include lasers, explosions, hungry aliens, space sushi, and other similarly delicious-or-terrifying hazards.

Price -89% 1.19€
Rating 6.6
Release 03 Jul 2014
Aeon Command Aeon Command is a tug of war strategy game, where you play as one of three unique factions to help gain dominance over the Aeon Nebula! Take control of your mother ship to gather resources, produce ships and fight off the enemy mother ship. Grow stronger as you progress through the 24 mission campaign and unlock new upgrades.

Price -47% 1.60€
Rating 7.4
Release 03 Jul 2014

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