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.
Filters & Lists
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.
Terror of Hemasaurus
A retro city smash 'em up with satisfying destruction physics. Play as a Giant Monster unleashing terror upon mankind in this modern arcade experience with the action turned up to eleven.
Azure Striker GUNVOLT 3
The next installment in the high-speed 2D action Gunvolt series is finally here with Azure Striker Gunvolt 3. Balancing both an involving story and satisfying gameplay, Gunvolt 3 is the most extravagant entry in the series yet!
The Last Oricru - Final Cut
Enter a world beyond imagination with The Last Oricru - Final Cut. An action RPG, The Last Oricru - Final Cut unravels in a fantasy world blending sci-fi and medieval elements to deliver an experience like no other. Seize your destiny and take your place in this adventure for single or co-op play.
Unusual Findings
Three friends uncover mysteries in the 1980s. Follow their amazing adventures in a game where your decisions really matter. Be prepared to spin like a record on your incredible journey back to the era of synthesizers, VHS Rental stores, 8 bits games and evil alien conspiracies.
Chasm: The Rift
Prepare for terror in this ground-breaking classic old-school FPS. Following the destruction of Time you are left to battle in this horrific hellhole of multilevel interconnected missions populated by gruesome grotesque creatures.
CHAOS;HEAD NOAH
CHAOS;HEAD NOAH is now available on Steam!
梦魇：无归 Nightmare without return
This is a journey without return When you wake up... In the strange space, the bronze gate that eats people, the strange rules of the game, and the ever-changing nightmare world appear in front of you Everything starts from here
Dark Light
Dark Light is a post-apocalyptic cyberpunk action-platformer with intense hack'n slash combat. Explore the unknown, enhance your abilities with cyberwares, and face off against supernatural entities to seal the Dark Void and end the eternal darkness.
Dome Keeper
Defend against waves of alien attackers in this innovative roguelike survival miner. Dig for resources and choose from powerful upgrade paths. Is there enough time to mine a little deeper and get back to defend before the monsters attack your dome?
Prodeus
Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.
SpiderHeck
Spiders with laser swords! Duel to the death against your friends or choose to team up and hold back swarms of savage enemies. Swing, stab and shoot with style, effortlessly performing movie-worthy parkour.
INCISION
All old-school FPS action. No Bullshit. Lots of blood & gore. Slaughter your way through nightmarish industrial mazes, transformed cityscapes and surreal alien structures to cut down the Growth in this ultraviolent, fast-paced, and merciless retro-styled first person shooter.
Super Alloy Ranger
Super Alloy Ranger is a 2D side-scrolling action game. Play as Marksman Kelly or Combat Robot No.2 to challenge different levels within the dangerous Machine Empire and unlock new weapons. Use Kelly’s shooting and No.2’s deathblows to defeat abnormal Machine Bosses!
Freedom Planet 2
The fast paced platforming of Freedom Planet returns! Become a full-time cartoon heroine and use abilities and items suited to your play style to explore the world of Avalice and defend its animal citizens!