Sci-fi Hidden Gems 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.
Filters & Lists
Loading...
Headlander
Launch into the ultimate head trip as you blast through psychotic robots in a retro 70's sci-fi action adventure from Double Fine Productions. It is a world of automation, a utopia gone wrong in which all of humanity have transferred their minds into robotic imposter bodies and are ruled by a computer.
The Eyes of Ara
Explore a vast, mysterious castle riddled with secret rooms and challenging puzzles in this award-winning puzzle adventure.
Polandball: Can into Space!
Crazy fun rocket simulator game with countryballs theme. Can Polandball into Space? Try to find out!
Captain Forever Remix
Can you create the raddest spaceship? Captain Forever Remix is the spaceship builder roguelike. Voyage across the Solar System and blast apart randomly-generated enemies for spare parts. This is an officially-licensed re-imagining of the indie classic Captain Forever.
Shadow Complex Remastered
ChAIR’s fresh twist on classic side-scrolling design with modern gameplay is amplified in Shadow Complex Remastered. 10+ hrs of exploration and fast-paced combat from award-winning original game, updated with graphical enhancements, dynamic melee take-downs, and new Master Challenges.
HordeZ
If you are looking for a on-rails arcade experience that blends between classics like Doom, Left 4 dead and House of the Dead then we got you covered! Fast and simple gameplay that will bring you into a creepy world of zombies and demons. Show your skills to the world through our global leadboard system!
Root Double -Before Crime * After Days- Xtend Edition
Rescue squad captain Watase Kasasagi wakes up without his memories in the middle of his most critical mission yet-- a nuclear meltdown at a research facility. In an unfamiliar place and without his years of training, he must rescue the survivors and escape...
ARCADE GAME SERIES: GALAGA
First appearing in arcades in 1981, the masterpiece GALAGA finally comes to Steam! Move the fighter left and right and destroy the waves of incoming aliens!
Battlezone 98 Redux
One of the greatest sci-fi strategy games of all time returns with remastered visuals, online multiplayer and near unlimited mod content from Steam Workshop. Experience thrilling first person action and acclaimed RTS in this explosive alternate vision of the 1960s space race.
Spaceport Hope
A huge hand-crafted world packed with 13 unique bosses, a gripping story, and tons of enemies, Spaceport Hope is the ultimate test of gaming prowess.
Ace of Seafood
In the seas of the distant future, humans have all but disappeared. In your current, newly-awakened state, you are no more than a piece of seafood. However, you have been blessed with the talent for leading your allies into battle. Do whatever it takes to become the Ace of Seafood.
Tasty Planet: Back for Seconds
Control a tiny ball of grey goo with the ability to eat anything smaller than itself. The more it eats, the bigger it gets! Eat rats, dinosaurs, gladiators, samurai, pyramids, volcanoes... Everything! Soon you'll be eating the entire planet.
Polaris Sector
Can anyone build an empire in a place like this? Other factions are naturally suspicious of newcomers and may wage war at the first sign of unidentified craft. Here, a natural death is an uncommon luxury.
Space Pilgrim Episode IV: Sol
Locked away in the most secure prison in the galaxy, with little hope of escape, Gail Pilgrim faces the most difficult ordeals of her life. Her only hope lies in trusting those who she has come to regard as her friends.
Sunrider: Liberation Day - Captain's Edition
Liberation Day will come... but you will be betrayed. Experience the stunning continuation of Sunrider Mask of Arcadius in this hardcore turn based tactics game with heavy story elements.
Master of Orion 1
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
ChromaGun
Welcome to ChromaTec’s test lab! You’re here to test our state-of-the-art military-grade color-technology: The ChromaGun (patent pending)! Use it to solve our meticulously designed test chambers by painting the walls and droids. Remember how to mix colors from pre-school? Then you qualify!
TRON RUN/r
Return to the world of TRON with TRON RUN/r, a new lightning fast, action-adventure runner with a twist! Hone your DISC and CYCLE skills, then challenge the grueling STREAM program that throws endless combinations of modes and levels at you until you crash – how long can you survive?
5089: The Action RPG
5089 is a deep & complex action RPG featuring strong sandbox roots. VR is supported, but not required. Watch the tutorial & VR videos next to the trailer! Everything is procedurally generated, like terrain, enemies, weapons, items & quests. Planet Xax's war rages on... how is that possible?
Cobalt
Forget everything you’ve learned about combat. Cobalt’s slo-mo mechanic lets you perform moves that other games can’t comprehend. Discover the secrets of a distant colony in a cosmic campaign, take on challenges and rule the leaderboards, or face off against others in local and online multiplayer.
Starward Rogue
Starward Rogue is a bullet hell twin-stick shooter. Blast your way through the Megalith, a rogue-lite labyrinth lodged in the side of a star. Customize your mech with a huge variety of weapons, perks, and upgrades. Steel yourself for the dangers that lurk in the depths of the dungeon.
Evochron Legacy SE
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.
The Last Dream: Developer's Edition
“Reality and dreams are about to become entwined…..” The Last Dream: Developer's Edition" is a casual adventure game which, despite having some classic casual elements, will also offer a greater challenge for more experienced gamers.
DARIUSBURST Chronicle Saviours
DARIUSBURST Chronicle Saviours is the latest installment in Taito's DARIUS series of arcade-style shooting games. Blast hordes of alien sea-monsters, and blaze your own trail through branching environments.
Twinsen's Little Big Adventure 2 Classic
Twinsen's Little Big Adventure 2 Classic is a retro action-adventure game originally released in 1997. After saving the world from the evilish Doctor Funfrock, Twinsen is now ready to face a new threat coming from outer space.
Sublevel Zero Redux
Sublevel Zero Redux is a roguelite six-degree-of-freedom shooter in a universe where reality is falling apart. Use your zero-g gunship to fight through a vast underground facility, looting advanced weapons to destroy hordes of deadly enemies.
Ninja Pizza Girl
Ninja Pizza Girl is a serious game about bullying, emotional resilience – and pizza delivering ninjas! It’s a fast, flow-based game about Gemma, a sixteen-year-old girl trying to keep her dreams alive in face of the most merciless enemies known to any teenage girl – other teenagers.
Weapon of Choice DX
Weapon of Choice is a high-energy, side-scroller in which each playable character is unique with their own special weapon and abilities! Blast insane aliens, find new player characters, and choose between branching paths!
Planet of the Eyes
An atmospheric narrative-platformer about a service robot stranded on a mysterious planet, Planet of the Eyes features a stunning visual mix of puzzle and platforming challenges, an original musical score, and fully voiced audio logs left by another survivor. Explore the mystery of an unknown world.
Silver Creek Falls: Chapter 1
Two city detectives are sent to a small idyllic town in North Carolina called ‘Silver Creek Falls” to investigate a strange series of events that the local sheriff can’t seem to get his mind around. What initially seems like an open-and-shut case unfolds into a truly terrifying mystery that will leave the detectives wondering what is...
Space Hulk: Ascension (Classic)
Space Hulk: Ascension is a 3D, digital, turn based, strategy game, which re-interprets the classic board game experience, and adds new RPG style mechanics, new weapons and missions, new enemy types, 3 playable chapters and loads of other new features to the single player experience.
Through Abandoned: The Underground City
It’s the first game of Through Abandoned series, classical point and click game. You try to find your twin-brother who disappeared in a huge and mysterious place called Abandoned.
Super Star Path
Classic color match puzzle meets space shoot'em up action! Hop into your spaceship, open a path through huge waves of aliens and other hazards, and face intense boss battles!