- #1 ΔV: Rings of Saturn
97% matchVery Positive92% of 3,475 reviews2023
Dev: Kodera Software
Windows · Mac · Linux
Median: 8.3 hrsMean: 11.8 hrs≥1hr: 85%
A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.
Why similar: Space 30.3%, Science 16.2%, Sci-fi 13.9%, Procedural Generation 12.5%, Simulation 8.3%
Why You'll Like It: Features highly realistic physics-based scavenging and ship management that mirrors the technical depth of the seed game.
- #2 Signal Simulator
96% matchMostly Positive79% of 1,029 reviews2018
Dev: Blagovest Penev
Windows · Linux
Median: 3.0 hrsMean: 7.4 hrs≥1hr: 72%
Game inspired by SETI. Take the role of a scientist to find an extraterrestrial signal .Control massive Radio Antennas by using interactive control in your Observatory. Detect , download and decode unknown or story telling signals. Manage and Maintain an electrical system to improve your systems and make it more efficient.
Why similar: Space 29.2%, Simulation 23.7%, Science 17.5%, Horror 15.1%, Indie 7.5%
Why You'll Like It: Captures the lonely, atmospheric, and technical vibe of hunting for signals in the vast emptiness of space.
- #3 Cosmodread
96% matchVery Positive91% of 422 reviews2021
Dev: White Door Games
Windows
Median: 1.1 hrsMean: 3.1 hrs≥1hr: 54%
Cosmodread is a VR survival horror roguelike about escaping a dying spaceship filled with nightmares. Stranded in a hostile universe, you must explore, survive, and find your way back to the safety of Earth.
Why similar: Perma Death 17.9%, Space 16.5%, Horror 13.7%, Sci-fi 12.5%, Procedural Generation 10.9%
Why You'll Like It: A high-tension, first-person space horror game that incorporates roguelike elements and procedural exploration.
- #4 Barotrauma
95% matchVery Positive94% of 90,078 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 9.1 hrsMean: 56.4 hrs≥1hr: 91%
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Why similar: Horror 41.4%, Sci-fi 26.4%, Simulation 21.9%, Action 7.9%, Singleplayer 2.5%
Why You'll Like It: A tense, atmospheric, and simulation-heavy space horror game where managing your vessel is as critical as surviving the environment.
- #5 Hardspace: Shipbreaker
94% matchVery Positive89% of 22,441 reviews2022
Dev: Blackbird Interactive
Windows
Median: 4.7 hrsMean: 24.0 hrs≥1hr: 86%
Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!
Why similar: Space 44.8%, Sci-fi 20.1%, Simulation 16.1%, First-Person 7.6%, Procedural Generation 7.3%
Why You'll Like It: The definitive scavenging simulation that focuses on the methodical, high-stakes process of dismantling space vessels.
- #6 Project Silverfish
94% matchVery Positive93% of 3,353 reviews2025
Dev: Siris Pendrake
Windows
Median: 10.8 hrsMean: 24.0 hrs≥1hr: 88%
Explore a hostile, living world: Uncover forgotten horrors, both man-made and supernatural, as you hunt for powerful weapons and exotic artifacts.
Why similar: Horror 29.7%, Sci-fi 22%, Exploration 15.4%, Atmospheric 11.4%, First-Person 11%
Why You'll Like It: An immersive sim that emphasizes exploration and survival within a dangerous, sandbox space environment.
- #7 EVERSPACE™
93% matchMostly Positive78% of 11,489 reviews2017
Dev: ROCKFISH Games
Windows · Mac · Linux
Median: 2.8 hrsMean: 9.9 hrs≥1hr: 75%
EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.
Why similar: Space 53.2%, Sci-fi 13.9%, Action 8.8%, Roguelite 7.1%, Indie 5.4%
Why You'll Like It: Combines fast-paced action with roguelike progression and deep space exploration themes.
- #8 Space Trash Scavenger
91% matchVery Positive83% of 528 reviews2024
Dev: SquarePlay GamesPub: Paradox Arc
Windows
Median: 3.0 hrsMean: 9.0 hrs≥1hr: 76%
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.
Why similar: Space 35.4%, Procedural Generation 16.6%, Sci-fi 12.5%, Simulation 8.8%, Exploration 7.8%
Why You'll Like It: Directly mirrors the core loop of scavenging debris in space while managing survival and crafting requirements.
- #9 Shortest Trip to Earth
92% matchMostly Positive77% of 1,437 reviews2019
Dev: Interactive Fate
Windows · Linux
Median: 3.2 hrsMean: 6.5 hrs≥1hr: 88%
Shortest Trip to Earth is a roguelike spaceship simulator focused on exploration, ship management and tactical battles. Embark on a perilous journey across the universe with nuclear missiles, armed crew and a cat.
Why similar: Space 35.3%, Sci-fi 16.1%, Roguelite 11.9%, Simulation 10.5%, Roguelike 9.9%
Why You'll Like It: A challenging roguelike space survival game that demands constant resource management and tactical decision-making.
- #10 Sublevel Zero Redux
90% matchVery Positive87% of 529 reviews2015
Dev: Sigtrap
Windows · Mac · Linux
Median: 3.3 hrsMean: 4.7 hrs≥1hr: 83%
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.
Why similar: Perma Death 20.2%, Procedural Generation 16.3%, Sci-fi 14.9%, Roguelite 7.4%, Roguelike 6.8%
Why You'll Like It: A 6DOF roguelike that captures the claustrophobic, disorienting combat found in tight space environments.
- #11 Deadnaut: Signal Lost
89% matchVery Positive86% of 96 reviews2023
Dev: Screwfly Studios
Windows · Linux
Deadnaut: Signal Lost is a sci-fi horror turn-based roguelike where loyalty isn't earned - it's installed. Scavenge derelict ships and abandoned moons filled with hellish creatures, brutal AI and insanity storms. Gather gear and upgrades to fight or evade the hi-tech supersoldiers hunting you down.
Why similar: Perma Death 19.8%, Space 12.4%, Horror 12.2%, Sci-fi 11.7%, Procedural Generation 9.1%
Why You'll Like It: A tactical, high-stakes exploration game that uses perma-death to heighten the sense of danger in space.
- #12 Ghostship Aftermath
91% matchMostly Negative39% of 108 reviews2014
Dev: MadAboutGamesStudios
Windows
Median: 5.0 hrsMean: 5.8 hrs≥1hr: 96%
Ghostship Aftermath takes survival horror to a new level with random events and multiple story-lines. Your survival skills will be put to the test on a huge open-world military spacecraft with limited light and oxygen as you struggle to discover what happened, and fight to stay alive!
Why similar: Horror 45.5%, Sci-fi 18.8%, Indie 12.6%, Action 11.6%, Adventure 11.5%
Why You'll Like It: A first-person space horror title that focuses on survival mechanics and navigating derelict, terrifying vessels.
- #13 ZERO PROTOCOL
88% matchVery Positive83% of 635 reviews2024
Dev: R_Games
Windows
Median: 2.8 hrsMean: 3.1 hrs≥1hr: 78%
In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.
Why similar: Sci-fi 19.5%, Horror 18.1%, Multiple Endings 16.8%, First-Person 14%, Exploration 12.7%
Why You'll Like It: An atmospheric first-person horror game set in a sci-fi environment that emphasizes exploration and survival.
- #14 Subterrain
89% matchMostly Positive76% of 1,399 reviews2016
Dev: Pixellore Inc
Windows
Median: 3.4 hrsMean: 6.6 hrs≥1hr: 88%
Uncompromising Sci-Fi survival on Mars! Manage the entire colony single-handed! Craft, Research, Explore and Fight against evolving mutants. Vast open world and randomly generated levels to explore! Can you survive long enough to escape the horror?
Why similar: Sci-fi 22.6%, Horror 17%, Procedural Generation 14.4%, Perma Death 14.1%, Exploration 11.2%
Why You'll Like It: A survival-focused sci-fi game with deep resource management and a persistent sense of dread.
- #15 Battlevoid: Harbinger
87% matchMostly Positive79% of 1,061 reviews2016
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 1.9 hrsMean: 11.1 hrs≥1hr: 57%
Battlevoid: Harbinger is a hard sci-fi space exploration game blending roguelike, turn-based, star map strategy, and real-time space battles. You are a young commander venturing out into enemy territories, to unknown galaxies, never knowing what you will face as you jump out from hyperspace.
Why similar: Space 45%, Simulation 13.9%, Roguelike 9.7%, Sci-fi 7.5%, Roguelite 7%
Why You'll Like It: A strategic space survival game with roguelike progression and a focus on managing a fleet.
- #16 3030 Deathwar Redux - A Space Odyssey
86% matchVery Positive94% of 1,169 reviews2017
Dev: Bird in SkyPub: Crunchy Leaf Games
Windows
Median: 7.5 hrsMean: 8.1 hrs≥1hr: 90%
3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.
Why similar: Space 38%, Simulation 13.7%, Sci-fi 13.1%, Adventure 9.7%, Action 6.7%
Why You'll Like It: An open-world space adventure that incorporates scavenging and exploration in a retro-inspired setting.
- #17 The Long Journey Home
86% matchMixed59% of 1,934 reviews2017
Dev: Daedalic Studio WestPub: Daedalic Entertainment
Windows · Mac
Median: 3.9 hrsMean: 5.8 hrs≥1hr: 89%
The Long Journey Home combines an open world full of galaxies, planets and anomalies with quests and mechanics of a rogue-like RPG. One destination. Endless adventures. Where will this journey take you?
Why similar: Space 37.6%, Simulation 18.3%, Sci-fi 9.7%, Procedural Generation 9%, Roguelike 8%
Why You'll Like It: Features procedural space travel with heavy survival and simulation elements that force difficult choices.
- #18 Voyager-19
84% matchVery Positive88% of 1,023 reviews2024
Dev: MizizizizPub: Deep Root Interactive
Windows · Mac · Linux
Median: 48 minMean: 54 min≥1hr: 30%
A short horror game where you control a decaying spacecraft exploring distant star systems.
Why similar: Space 36.5%, Horror 23.5%, Sci-fi 17.5%, Exploration 8.2%, Retro 7.4%
Why You'll Like It: A retro-styled space horror game that focuses on survival and the eerie nature of deep space.
- #19 Observation
84% matchMostly Positive78% of 5,227 reviews2020
Dev: Screen BurnPub: Devolver Digital
Windows
Median: 3.7 hrsMean: 5.0 hrs≥1hr: 85%
Observation is a sci-fi thriller uncovering what happened to Dr. Emma Fisher, and the crew of her mission, through the lens of the station’s artificial intelligence S.A.M.
Why similar: Space 32.1%, Horror 16.5%, Adventure 16%, Sci-fi 15.3%, Indie 12.3%
Why You'll Like It: An atmospheric sci-fi horror game that focuses on environmental interaction and the mystery of a stranded space station.
- #20 Star Explorers
85% matchVery Positive82% of 254 reviews2018
Dev: Schmidt Workshops
Windows
Median: 3.5 hrsMean: 4.7 hrs≥1hr: 79%
Planets, aliens, resources, upgrades, caves, mapping & documenting star systems ... seek a new home for the human race. An all-inclusive (admittedly janky) procedural space-sim made by solo developer Schmidt Workshops.
Why similar: Space 29.3%, Procedural Generation 15.5%, Sci-fi 11.1%, Simulation 7.5%, Exploration 7.1%
Why You'll Like It: Focuses on procedural exploration and the harsh reality of surviving in alien environments.
- #21 Alien: Isolation
82% matchVery Positive93% of 67,015 reviews2014
Dev: Creative AssemblyPub: SEGA
Windows · Mac · Linux
Median: 4.9 hrsMean: 17.2 hrs≥1hr: 82%
Discover the true meaning of fear in Alien: Isolation, a survival horror set in an atmosphere of constant dread and mortal danger.
Why similar: Horror 30.4%, Space 27.9%, Sci-fi 17.4%, First-Person 8.9%, Atmospheric 8.3%
Why You'll Like It: The gold standard for atmospheric, first-person space horror where stealth and resource management are key to survival.
- #22 Tharsis
83% matchMostly Positive70% of 2,513 reviews2016
Dev: Choice Provisions
Windows · Mac
Median: 4.1 hrsMean: 4.6 hrs≥1hr: 91%
Succeeding in Tharsis requires you to make the best of what you have, even if it happens to be a pair of snake eyes. Certain factors may be outside of your control, but that doesn’t mean they can’t be overcome. Tharsis is not a game about facing the odds. It’s a game about changing them.
Why similar: Space 31.7%, Perma Death 17.3%, Horror 15.2%, Sci-fi 12.7%, Roguelike 9.4%
Why You'll Like It: A high-stakes space survival game that uses roguelike decision-making to manage a failing mission.
- #23 Deliver Us The Moon
81% matchVery Positive88% of 9,582 reviews2019
Dev: KeokeN InteractivePub: Wired Productions
Windows
Median: 4.4 hrsMean: 5.5 hrs≥1hr: 89%
Deliver Us The Moon is a Sci-Fi thriller set in an apocalyptic near future where Earth's natural resources are depleted. In an effort to solve the energy crisis, global powers created the World Space Agency and secured a promising new source of energy on the moon.
Why similar: Space 38.6%, Sci-fi 14.5%, Adventure 13%, Indie 8.1%, Action 8.1%
Why You'll Like It: An atmospheric, narrative-driven space exploration game that captures the feeling of being alone on a mission.
- #24 Objects in Space
82% matchMixed52% of 625 reviews2019
Dev: Flat Earth GamesPub: 505 Games
Windows · Mac · Linux
Median: 2.2 hrsMean: 6.6 hrs≥1hr: 70%
Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.
Why similar: Space 41.2%, Simulation 23%, Adventure 10%, Action 9.6%, Sci-fi 8.1%
Why You'll Like It: A deeply technical space simulation that emphasizes navigation, ship maintenance, and survival over combat.
- #25 Stationeers
80% matchVery Positive88% of 9,306 reviews2017
Dev: RocketWerkz
Windows
Median: 9.8 hrsMean: 85.8 hrs≥1hr: 85%
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
Why similar: Space 45.1%, Science 33.2%, Sci-fi 21.7%
Why You'll Like It: A hardcore space simulation that requires complex resource management and engineering to survive.
- #26 SOMA
79% matchOverwhelmingly Positive96% of 53,096 reviews2015
Dev: Frictional Games
Windows · Mac · Linux
Median: 5.6 hrsMean: 10.2 hrs≥1hr: 89%
From the creators of Amnesia: The Dark Descent comes SOMA, a sci-fi horror game set below the waves of the Atlantic ocean. Struggle to survive a hostile world that will make you question your very existence.
Why similar: Horror 28.9%, Sci-fi 18.2%, First-Person 10.8%, Atmospheric 10.4%, Exploration 10.3%
Why You'll Like It: An atmospheric sci-fi horror game that excels at creating a sense of isolation and discovery.
- #27 System Shock
78% matchVery Positive90% of 13,021 reviews2023
Dev: Nightdive StudiosPub: Atari
Windows
Median: 4.1 hrsMean: 16.7 hrs≥1hr: 74%
A first-person fight to the death in the depths of space!
Why similar: Space 23.4%, Horror 21.8%, Sci-fi 19.9%, Action 8.7%, Adventure 8.7%
- #28 Ostranauts
77% matchMostly Positive77% of 3,288 reviews2026
Dev: Blue Bottle GamesPub: Kitfox Games
Windows
Median: 6.8 hrsMean: 32.6 hrs≥1hr: 73%
Navigate your scrappy ship through the boneyard in search of valuable parts in abandoned vessels. Use salvage to upgrade your ship, or sell it for cash to pay down your mounting debt, or restock fuel, air, or food. Fly and role-play aboard your dream spaceship in this hardcore noir space-sim.
Why similar: Space 39.9%, Simulation 16.2%, Procedural Generation 13.8%, Exploration 11.3%, Sci-fi 10.9%
- #29 Interstellar Rift
79% matchMixed68% of 1,667 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.3 hrsMean: 35.6 hrs≥1hr: 83%
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
Why similar: Space 32.5%, Sci-fi 14.8%, Simulation 12%, Exploration 10.7%, First-Person 10.2%
Why You'll Like It: A space simulation that allows for ship construction and survival in a hostile, open-world galaxy.
- #30 Tacoma
78% matchVery Positive86% of 4,823 reviews2017
Dev: Fullbright
Windows · Mac · Linux
Median: 3.7 hrsMean: 4.5 hrs≥1hr: 92%
Tacoma is a sci-fi narrative adventure from the creators of Gone Home. Set aboard a high-tech space station in the year 2088, explore every detail of how the station’s crew lived and worked, finding the clues that add up to a gripping story of trust, fear, and resolve in the face of disaster.
Why similar: Space 36.3%, Sci-fi 21%, First-Person 9.5%, Adventure 9.4%, Exploration 9.1%
Why You'll Like It: An atmospheric, narrative-focused exploration game set on a space station that emphasizes uncovering the past.
- #31 Salvage Protocol
76% matchVery Positive100% of 68 reviews2025
Dev: IAmDirt
Windows
A short horror about exploring abandoned space stations and collecting junk in order to pay off your S.R.P.O debt.
Why similar: Space 30.4%, Horror 16.6%, Sci-fi 12.1%, Atmospheric 7.8%, First-Person 7.6%
- #32 ROUTINE
74% matchVery Positive92% of 8,522 reviews2025
Dev: Lunar SoftwarePub: Raw Fury
Windows
Median: 4.7 hrsMean: 5.0 hrs≥1hr: 79%
ROUTINE is a First Person Sci-Fi Horror set on an abandoned lunar base designed around an 80s vision of the future. Explore and investigate your surroundings as you survive against unknown threats.
Why similar: Space 26.8%, Horror 17.3%, Sci-fi 16.4%, Atmospheric 8.7%, First-Person 8.3%
- #33 Starship Inspector
77% matchMixed61% of 51 reviews2021
Dev: Vedanta Team
Windows
Starship Inspector is a Space Roguelike in which every choice you make matters. Save a galaxy or rescue your crew member? Serve an evil empire or help an ancient tribe? You'll constantly have to make hard decisions and deal with consequences.
Why similar: Space 19.8%, Perma Death 12.8%, Simulation 10.8%, Sci-fi 9.7%, Adventure 8.8%
- #34 Space Scavenger
75% matchVery Positive87% of 320 reviews2021
Dev: Red Cabin Games
Windows
Median: 2.1 hrsMean: 14.9 hrs≥1hr: 68%
Action roguelike where you build and command your own spaceships. Battle enemies, explore planets and customize your ship on the fly. Make the best use of the quirky ship modules you find, ranging from slingshots to ion cannons, to try and avoid certain death.
Why similar: Space 36.9%, Perma Death 26.2%, Roguelike 13.8%, Sci-fi 13.7%, Action 6.2%
- #35 CRYODEATH VR
74% matchVery Positive90% of 51 reviews2024
Dev: Kerag ElisaarPub: Panic Point Games
Windows
CRYODEATH is a hard VR survival horror aboard the Evriskon, a deep-space station too vast to ever learn. One life per engineer: die and the next wakes somewhere else entirely, so route knowledge is worthless. Scavenge, craft and improvise while something hunts you.
Why similar: Space 26.3%, Horror 16.4%, Procedural Generation 15%, Perma Death 14.9%, Science 10.2%
- #36 Space Pirates and Zombies
75% matchVery Positive91% of 3,168 reviews2011
Dev: MinMax Games Ltd.
Windows · Mac · Linux
Median: 2.6 hrsMean: 10.4 hrs≥1hr: 86%
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.
Why similar: Space 53%, Sci-fi 14.8%, Procedural Generation 12.4%, Action 7.1%, Indie 5.3%
- #37 Space Beast Terror Fright
72% matchVery Positive92% of 1,795 reviews2022
Dev: nornware AB
Windows
Median: 1.9 hrsMean: 5.2 hrs≥1hr: 64%
S.B.T.F. is a very hard arcade-style / rogue-like / perma-death first person shooter. You play as Marines who must brave dark, claustrophobic and terrifyingly intense Space Beast infested spacecraft in order to extract critical data and lucrative upgrades. Can you make it out alive?
Why similar: Horror 24.9%, Space 15.9%, Procedural Generation 15.5%, Sci-fi 11.7%, Action 8.7%
- #38 Void War
70% matchVery Positive94% of 4,044 reviews2025
Dev: Tundra
Windows
Median: 7.7 hrsMean: 16.3 hrs≥1hr: 84%
Command an ancient starship and fight your way to the heart of a dying Empire. Fend off attacks from demented cultists, craven space pirates, and xenophobic Imperial soldiers. Discover powerful artifacts and use them to build your ship into a fearsome war engine.
Why similar: Space 29.4%, Perma Death 19.5%, Procedural Generation 12.4%, Sci-fi 10.4%, Roguelite 9.5%
- #39 ALONE IN SPACE
76% matchMixed53% of 158 reviews2016
Dev: Butterflyware
Windows · Mac · Linux
Experience an immersive sci-fi adventure. Walk in the footsteps of the ill-fated crew members of the Miranda station. Explore a world cloaked in mystery and danger, solve clever puzzles to help discover the questions that...
Why similar: Space 33%, Sci-fi 12.8%, Horror 10.6%, Adventure 10%, First-Person 8.3%
- #40 SCP: Daybreak
73% matchMostly Positive71% of 399 reviews2022
Dev: SquiffyDev
Windows
An open-ended, SCP-based, atmospheric, exploration-focused, survival-horror game with puzzle elements and replayability.
Why similar: Simulation 21.7%, Horror 20.5%, First-Person 14.4%, Adventure 11.8%, Sci-fi 11%
- #41 Rebel Galaxy
73% matchVery Positive85% of 8,397 reviews2015
Dev: Double Damage Games
Windows · Mac
Median: 1.8 hrsMean: 13.6 hrs≥1hr: 62%
Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.
Why similar: Space 58.3%, Sci-fi 16.3%, Simulation 6.4%, Adventure 5.2%, Action 3.9%
- #42 Genesis Alpha One Deluxe Edition
73% matchMixed69% of 2,522 reviews2020
Dev: Radiation BluePub: Team17 Digital Ltd
Windows
Median: 54 minMean: 8.7 hrs≥1hr: 49%
Hyperjump into the dark recesses of space with Genesis Alpha One - a roguelike FPS where you must build, maintain and navigate your ship through a galaxy filled with hostile alien and human threats. Explore, create and survive the militarized space race in order to secure humanity’s future.
Why similar: Space 20.5%, Science 13.8%, Horror 13.5%, Sci-fi 11.8%, Procedural Generation 11.4%
- #43 Eldritch
71% matchVery Positive88% of 2,223 reviews2013
Dev: Minor Key Games
Windows · Linux
Median: 2.1 hrsMean: 3.7 hrs≥1hr: 83%
Eldritch is the original imsim roguelike: a first-person action game inspired by roguelikes, immersive sims, and H. P. Lovecraft.
Why similar: Horror 18.7%, Roguelike 17.2%, First-Person 12.6%, Procedural Generation 10.8%, Roguelite 9.5%
- #44 FTL: Faster Than Light
70% matchOverwhelmingly Positive95% of 78,865 reviews2012
Dev: Subset Games
Windows · Mac · Linux
Median: 7.1 hrsMean: 34.2 hrs≥1hr: 89%
This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.
Why similar: Space 33.8%, Perma Death 14.2%, Sci-fi 13%, Roguelike 12.8%, Procedural Generation 7.9%
- #45 Monstrum
71% matchVery Positive91% of 3,779 reviews2015
Dev: Team JunkfishPub: Junkfish Limited
Windows · Mac · Linux
Median: 2.8 hrsMean: 5.2 hrs≥1hr: 82%
Monstrum takes the traditional survival horror formula and remixes it completely with procedurally generated levels, permadeath, and AI driven predators, ensuring that nowhere on its derelict cargo ship is ever truly safe.
Why similar: Horror 45%, Perma Death 9.9%, First-Person 9.5%, Procedural Generation 8.6%, Roguelike 8.3%
- #46 Environmental Station Alpha
71% matchVery Positive82% of 1,660 reviews2015
Dev: Arvi TeikariPub: Hempuli Oy
Windows · Mac · Linux
Median: 3.2 hrsMean: 6.2 hrs≥1hr: 82%
Explore an abandoned space station in this retro-themed explorative action platformer.
Why similar: Adventure 17%, Space 15.8%, Sci-fi 12.9%, Action 12.8%, Indie 12.6%
- #47 High Entropy: Challenges
69% matchOverwhelmingly Positive96% of 1,271 reviews2020
Dev: Álvaro García (binarynonsense)
Windows
Use computers (via GUIs or the command line), unlock doors, crawl through vents, fight enemies head on or find other ways to neutralize or avoid them...
Why similar: First-Person 18.5%, Adventure 17.1%, Action 16.4%, Sci-fi 15.3%, Horror 11.4%
- #48 HELL GALAXY
68% matchMostly Positive74% of 98 reviews2026
Dev: Italian Games Factory
Windows
A thrilling singleplayer space shooter that blends weird fiction, dark gritty sci-fi, and transhumanism. Fly your spaceship and fight your way through a galaxy where your mind is at risk just as much as your "body": nothing here is human. Not even you.
Why similar: Space 55%, Exploration 17.4%, Adventure 11.4%, Atmospheric 7.5%, Indie 4.8%
- #49 MOONROT
68% matchNo user reviews87% of 68 reviews2026
Dev: Bee Braun
Windows · Linux
MOONROT is a short horror game about piloting a rover across a distant alien moon. Take grainy photos, record crackly signals, keep your battery charged, and uncover the source of the anomaly that led you here.
Why similar: Space 32.6%, Horror 23.8%, Sci-fi 15%, Exploration 9.9%, Atmospheric 5.9%
- #50 Star Horizon
72% matchMixed60% of 150 reviews2015
Dev: Orbital Knight
Windows · Mac · Linux
Median: 3.6 hrsMean: 3.9 hrs≥1hr: 93%
Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.
Why similar: Space 37.5%, Sci-fi 15.9%, Simulation 15.3%, Adventure 8.1%, Action 7.9%
- #51 Dome Keeper
67% matchVery Positive92% of 22,498 reviews2022
Dev: BippinbitsPub: Raw Fury
Windows · Mac · Linux
Median: 4.2 hrsMean: 11.7 hrs≥1hr: 87%
Defend against waves of alien monsters in this unique roguelike action miner. Dig for resources, collect useful gadgets, and upgrade equipment to increase odds of survival – just hurry back before your dome is destroyed!
Why similar: Space 24.4%, Sci-fi 14.6%, Procedural Generation 14.1%, Roguelike 12.8%, Action 7.1%
- #52 Subdivision Infinity DX
70% matchMostly Positive75% of 105 reviews2019
Dev: MistFly GamesPub: Crescent Moon Games
Windows
Subdivision Infinity is an immersive and pulse pounding sci-fi space shooter featuring stunning graphics and tight spaceship game play. Hunt down and destroy enemy spacecraft, crush capital ships, mine asteroids for rare minerals, and find blueprints to craft amazing new vessels!
Why similar: Space 41.3%, Sci-fi 18.3%, Action 11.9%, Indie 8.7%, Exploration 8.7%
- #53 Receiver
69% matchMostly Positive80% of 4,190 reviews2013
Dev: Wolfire Games
Windows · Mac · Linux
Median: 18 minMean: 1.9 hrs≥1hr: 27%
Receiver was created for the 7-day FPS challenge to explore gun handling mechanics, randomized levels, and unordered storytelling. Armed only with a handgun and an audio cassette player, you must uncover the secrets of the Mindkill in a building complex infested with automated turrets and hovering shock drones.
Why similar: Simulation 22.3%, Procedural Generation 18.4%, Roguelike 13%, First-Person 11.1%, Indie 7.9%
- #54 Dark Light: Survivor
65% matchMostly Positive77% of 376 reviews2026
Dev: Mirari&Co.
Windows
Dark Light: Survivor is a dark sci-fi action roguelike with ARPG loot and third-person shooter combat. Switch anytime between top-down view and TPS aiming as you build weapons, skills, and classes across brutal multiverse runs.
Why similar: Sci-fi 23.1%, Roguelike 22.2%, Action 16%, Horror 15.4%, Atmospheric 15%
- #55 SCP – Containment Breach
63% matchOverwhelmingly Positive97% of 1,971 reviews2026
Dev: Undertow GamesPub: SCP-CB Community Preservation Project
Windows
A procedural first-person horror adventure. You are on your own after something goes terribly wrong in this top-secret containment facility. Collect items to aid in your escape and try to uncover the truth, as horror lurks behind every door. Can you make it out alive?
Why similar: Horror 24.1%, Procedural Generation 17.8%, Sci-fi 14.3%, Exploration 9.3%, Atmospheric 8.5%
- #56 The Solus Project
67% matchMostly Positive80% of 2,628 reviews2016
Dev: HourencesPub: Teotl Studios
Windows
Median: 2.8 hrsMean: 6.6 hrs≥1hr: 73%
The Solus Project is a single player exploration adventure with survival elements. The adventure is set on a mysterious planet and is the spiritual successor to The Ball - 2010 PC Gamer Action/Adventure Game Of The Year...
Why similar: Space 22.9%, Sci-fi 17.4%, Horror 12.4%, Exploration 11.3%, Adventure 8.6%
- #57 Deadnaut
69% matchMixed64% of 159 reviews2014
Dev: Screwfly Studios
Windows · Mac · Linux
Median: 3.4 hrsMean: 3.7 hrs≥1hr: 95%
Deadnaut is Screwfly Studios' second game and follow up to cult hit, Zafehouse: Diaries. Deadnauts, so named because they’re unlikely to return, must explore, investigate and fight their way through the derelict ships of dead civilisations. Every mission is unique and no two locations are the same.
Why similar: Space 26.9%, Perma Death 15.9%, Horror 15.1%, Procedural Generation 11.9%, Sci-fi 11.8%
- #58 Weird Worlds: Return to Infinite Space
68% matchMixed66% of 624 reviews2013
Dev: Digital Eel
Windows · Mac · Linux
Median: 6 minMean: 1.8 hrs≥1hr: 18%
Weird Worlds: Return to Infinite Space is a hybrid roguelike game of space exploration, adventure and starship combat.
Why similar: Space 24.3%, Sci-fi 15.2%, Perma Death 15%, Adventure 13.4%, Indie 13.2%
- #59 Blood Facsimile
63% matchVery Positive98% of 64 reviews2026
Dev: Rene McCarthy
Windows
An immersive FPS adventure set in a dark and surreal sci-fi world
Why similar: Simulation 22.8%, Horror 22.7%, Action 11.8%, First-Person 11.8%, Sci-fi 11.7%