- #1 Space Haven
97% matchVery Positive86% of 11,081 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 20.9 hrs≥1hr: 71%
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Why similar: Space Sim 28.5%, Building 14.2%, Management 11.4%, Space 10.9%, Survival 8.2%
Why You'll Like It: This game features deep crew management and modular ship building that mirrors the survival and resource logistics found in Base One.
- #2 Planetbase
96% matchMostly Positive80% of 10,422 reviews2015
Dev: Madruga Works
Windows · Mac
Median: 8.1 hrsMean: 26.2 hrs≥1hr: 90%
Guide a group of space settlers trying to establish a base on a remote planet. Grow food, collect energy, mine resources, survive disasters and build a self-sufficient colony in a harsh and unforgiving environment.
Why similar: Space 20.3%, Space Sim 14%, Survival 13.4%, Building 12.5%, Strategy 11.8%
Why You'll Like It: It offers a similar focus on managing a self-sustaining colony in space, requiring careful resource allocation and infrastructure planning.
- #3 IXION
95% matchMostly Positive79% of 17,592 reviews2022
Dev: Bulwark StudiosPub: Kasedo Games
Windows
Median: 9.9 hrsMean: 30.7 hrs≥1hr: 90%
IXION is an unrelenting, city-building odyssey across the stars. As Administrator of the Tiqqun, DOLOS’ prototype space station, you are tasked with balancing preservation and exploration as you manage infrastructure, resources and crew. Can you keep the flame of humanity alight in the cold dark?
Why similar: Space 25.3%, Building 20.4%, Survival 15.5%, Strategy 13.5%, Simulation 9.1%
Why You'll Like It: It combines high-stakes space station management with a narrative-driven campaign that tests your ability to keep a crew alive in deep space.
- #4 Stable Orbit - Build your own space station
96% matchMixed50% of 381 reviews2017
Dev: Jim Offerman
Windows · Mac · Linux
Median: 48 minMean: 5.0 hrs≥1hr: 47%
Design, build and control your own space station. Mission command and control is in your hands and only careful planning and vigilant supervision will keep your crew and space station safe.
Why similar: Space Sim 25.1%, Building 14.4%, Management 11.4%, Space 11.2%, Realistic 9.3%
Why You'll Like It: This is a direct thematic match that focuses specifically on the engineering and maintenance of a modular space station.
- #5 Stationeers
94% matchVery Positive88% of 9,229 reviews2017
Dev: RocketWerkz
Windows
Median: 10.2 hrsMean: 85.3 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: Science 24.9%, Building 16.8%, Crafting 16.3%, Management 12.4%, Space 11.9%
Why You'll Like It: For players who enjoy the technical side of Base One, this game offers deep, physics-based engineering for space station systems.
- #6 The Crust
94% matchMostly Positive77% of 3,724 reviews2024
Dev: VEOM StudioPub: Crytivo
Windows
Median: 6.9 hrsMean: 24.4 hrs≥1hr: 82%
Automate a lunar base as you become the savior of humanity exploring the future on the moon. Mine, craft, research, and trade resources with Earth in this gripping narrative basebuilder.
Why similar: Building 19.6%, Space 18.4%, Management 14.5%, Strategy 9.4%, Simulation 8.9%
Why You'll Like It: This game focuses on lunar base building and automation, providing a similar sense of scale and resource management.
- #7 Astro Colony
92% matchVery Positive81% of 2,699 reviews2026
Dev: Terad Games
Windows
Median: 4.4 hrsMean: 16.2 hrs≥1hr: 78%
Explore endless Universe and create the most efficient constellation of colonies. Build conveyor systems to automate production. Take care of Astronauts and their needs! Establish new colonies as part of intergalactic simulation.
Why similar: Space Sim 30%, Building 17%, Space 16.2%, Crafting 14.2%, Simulation 8.9%
Why You'll Like It: It emphasizes base building and automation in space, allowing for the creation of complex, interconnected station networks.
- #8 Starmancer
93% matchMixed62% of 1,047 reviews2021
Dev: Ominux GamesPub: Chucklefish
Windows · Mac · Linux
Median: 1.6 hrsMean: 6.6 hrs≥1hr: 65%
From a small 2-man team comes a unique space station management sim. Take on the role of an A.I commanding a lost space ark. Try not to let your crew run amok and wreck the place.
Why similar: Isometric 17.4%, Building 14.9%, Management 13.1%, Space 11.2%, Space Sim 9.2%
Why You'll Like It: You manage a space station and its inhabitants with a focus on complex AI behaviors and modular construction.
- #9 Oxygen
90% matchMostly Positive72% of 902 reviews2023
Dev: Turquoise Revival GamesPub: GrabTheGames
Windows
Median: 3.5 hrsMean: 9.4 hrs≥1hr: 80%
Oxygen is a survival city builder. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and more importantly keep the Oxygen Center running!
Why similar: Building 18.4%, Crafting 16.6%, Realistic 14.7%, Survival 11.7%, Management 10.9%
Why You'll Like It: A survival-focused city builder that tasks you with maintaining a base in a post-apocalyptic world, sharing the core management loop of Base One.
- #10 Meeple Station
91% matchMixed57% of 954 reviews2020
Dev: Gameclaw StudioPub: Modularity
Windows · Mac · Linux
Median: 30 minMean: 10.4 hrs≥1hr: 39%
Build your way to success! Trade your way to the top! Explore your way to infamy! Do it all your way!
Why similar: Space Sim 22.3%, Isometric 17.8%, Building 12.3%, Space 10.2%, Futuristic 9.1%
Why You'll Like It: It offers a chaotic and engaging space station management experience where crew wellbeing is constantly at risk.
- #11 Mercury Fallen
89% matchMostly Positive78% of 318 reviews2023
Dev: Nitrous ButterflyPub: indie.io
Windows · Mac
Median: 3.2 hrsMean: 5.2 hrs≥1hr: 86%
A sci-fi colony management sim with a focus on exploration, expansion, and survival. Rebuild your underground facility, manage colonists and robots, and uncover the mysteries of an alien world light-years from Earth. Dig deep, expand across the surface, and shape your new home.
Why similar: Isometric 14.6%, Science 13.3%, Building 10.5%, Futuristic 8.6%, Crafting 8.6%
Why You'll Like It: A sci-fi management game that tasks you with building and maintaining an underground base, sharing many core simulation mechanics.
- #12 Exogate Initiative
88% matchMostly Positive76% of 727 reviews2025
Dev: Xeno Bits
Windows
Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.
Why similar: Building 18.5%, Management 15%, Space 11%, Tactical 10.2%, 3D 9.8%
Why You'll Like It: This game focuses on managing a base centered around a stargate, requiring careful resource management and facility expansion.
- #13 StellarHub
89% matchMixed61% of 309 reviews2017
Dev: CasualogicPub: Valkyrie Initiative
Windows
Median: 3.9 hrsMean: 5.8 hrs≥1hr: 98%
StellarHub is a starbase management game where your job is to build a safe and functional space station. Deal with the challenges of managing a station crew while taking care of everyone’s needs. Your tasks include construction, extraction of resources, defense, trade, and more.
Why similar: Simulation 43.7%, Management 19.2%, Building 15.2%, Space 14.2%, Sci-fi 7.7%
Why You'll Like It: This game focuses on the construction and management of space stations, emphasizing the same isometric building style as the seed game.
- #14 RimWorld
86% matchOverwhelmingly Positive98% of 245,287 reviews2018
Dev: Ludeon Studios
Windows · Mac · Linux
Median: 59.6 hrsMean: 266.1 hrs≥1hr: 92%
A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more.
Why similar: Management 21.3%, Building 20.5%, Survival 18.9%, Sci-fi 13.7%, Strategy 12.9%
Why You'll Like It: While not strictly space-only, its unparalleled depth in crew management and base-building makes it a must-play for fans of the genre.
- #15 Outworld Station
84% matchVery Positive85% of 841 reviews2026
Dev: Trickjump Games Ltd
Windows
Median: 3.6 hrsMean: 10.6 hrs≥1hr: 68%
Take the helm as a new Station Commander and exploit an alien star system in this stunning space-station factory automation game. Amass resources and construct starships using increasingly advanced manufacturing and expand your station in a hostile universe.
Why similar: Crafting 18.8%, Space 17.8%, Management 15.1%, Futuristic 14.6%, Simulation 10.8%
Why You'll Like It: It focuses on the automation and management of a remote space station, requiring constant attention to resource flows.
- #16 The Spatials
87% matchMixed69% of 330 reviews2015
Dev: Weird and Wry
Windows · Mac · Linux
Median: 3.2 hrsMean: 5.1 hrs≥1hr: 89%
It's the year 5781 -- and you have been chosen to build and lead a space station in a wild corner of the galaxy! Attract visitors and explore hundreds of planets to fund your station.
Why similar: Isometric 16.4%, Space Sim 14.2%, Management 13.8%, Building 13.4%, Space 12.5%
Why You'll Like It: It combines space station management with RPG elements, focusing on crew development and facility design.
- #17 Dyson Sphere Program
83% matchOverwhelmingly Positive97% of 91,542 reviews2021
Dev: Youthcat StudioPub: Gamirror Games
Windows
Median: 13.0 hrsMean: 75.8 hrs≥1hr: 84%
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Why similar: Space Sim 21.5%, Building 20.5%, Space 19.3%, Management 12.7%, Sci-fi 8.8%
Why You'll Like It: While more focused on automation, it captures the grand scale of space-based construction and resource logistics.
- #18 Starport Delta
86% matchMostly Positive72% of 75 reviews2020
Dev: Cloudfire Studios
Windows
Build amongst the stars in Starport Delta, a light sci-fi strategy game that focuses on survival. Station Commanders across the universe will turn to you for guidance to expand, defend, and survive. Help them build a thriving station, but watch out, there are many dangers hiding in space...
Why similar: Space Sim 31%, Simulation 17.1%, Strategy 17.1%, Building 11.5%, Space 10.2%
Why You'll Like It: A space station builder that emphasizes defensive planning and resource management against environmental threats.
- #19 orbit.industries
85% matchMixed60% of 91 reviews2022
Dev: LAB132Pub: Klabater
Windows · Linux
🚀 Become a Space Pioneer by building and managing a station of your own on the orbit of distant planets! Focus on design and management or fulfill objectives to progress. 🛰️ Explore, Build and Prosper!
Why similar: Space Sim 24.8%, Science 14.1%, Space 12%, Building 11.1%, Futuristic 8.8%
Why You'll Like It: A space station design and management game that emphasizes the modular construction and technical layout of orbital habitats.
- #20 Timberborn
79% matchOverwhelmingly Positive96% of 41,163 reviews2026
Dev: Mechanistry
Windows · Mac
Median: 10.3 hrsMean: 44.1 hrs≥1hr: 85%
Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A sandbox city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood.
Why similar: Science 28.7%, Building 21.2%, Management 16.2%, Survival 10.7%, Strategy 8.8%
Why You'll Like It: While set on Earth, its intricate colony management and water-based resource logistics provide a similar satisfying building experience.
- #21 Rogue Station
82% matchMostly Positive77% of 231 reviews2023
Dev: Quint Studio
Windows
This "space station builder simulation roguelite" puts you in charge of a space station. Fight off enemy ships, fleets and rival stations to dominate your corner of space. Build and upgrade your station, hire and manage your crew. Survive as long as you can.
Why similar: Building 24.6%, Space 18.3%, Management 17.1%, Strategy 11.8%, Survival 11.2%
Why You'll Like It: This game adds a roguelite twist to the base-building genre, forcing players to adapt their station design to survive.
- #22 Going Medieval
79% matchVery Positive89% of 21,328 reviews2026
Dev: Foxy VoxelPub: Mythwright
Windows
Median: 8.0 hrsMean: 32.3 hrs≥1hr: 83%
Build and manage your own castle settlement in a land reclaimed by wilderness. With detailed management, survival strategy, and a moddable sandbox world, Going Medieval challenges you to build the mightiest colony this side of the apocalypse.
Why similar: Crafting 28.9%, Management 24.5%, Survival 17.4%, Strategy 15.1%, Simulation 14.2%
Why You'll Like It: It offers deep colony simulation and building mechanics that will feel familiar to anyone who enjoys managing crew needs and base layout.
- #23 Spacebase DF-9
84% matchOverwhelmingly Negative18% of 4,335 reviews2014
Dev: Double Fine Productions
Windows · Mac · Linux
Median: 3.2 hrsMean: 4.9 hrs≥1hr: 89%
In Spacebase DF-9, you'll build a home among the stars for a motley population of humans and aliens as they go about their daily lives. Mine asteroids, discover derelicts, and deal with the tribulations of galactic resettlement in Earth's distant future.
Why similar: Space 20.8%, Building 16.4%, Simulation 14.7%, Sci-fi 12.6%, Strategy 10.6%
Why You'll Like It: A classic space station management sim that focuses on building a functional habitat for a diverse crew.
- #24 Cliff Empire
81% matchVery Positive87% of 4,371 reviews2019
Dev: Lion's Shade
Windows · Mac
Median: 4.0 hrsMean: 15.2 hrs≥1hr: 79%
After a nuclear war life on the surface became impossible. A 300m thick radioactive fog covered the Earth. We are looking for bold active people to manage the process of restoring life on Earth. Join!
Why similar: Futuristic 21.4%, Building 18.7%, Management 15.4%, Sci-fi 11.6%, Strategy 11.2%
Why You'll Like It: It features modular city building and resource management that requires careful planning to survive in a harsh, vertical environment.
- #25 Frostpunk
78% matchVery Positive93% of 137,048 reviews2018
Dev: 11 bit studios
Windows
Median: 6.2 hrsMean: 22.4 hrs≥1hr: 87%
Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?
Why similar: Survival 28.4%, Building 27.3%, Strategy 21.7%, Management 14.1%, Simulation 8.5%
Why You'll Like It: This game captures the high-pressure survival management found in Base One, forcing players to make difficult choices to keep their colony alive.
- #26 Solargene
77% matchMostly Positive76% of 848 reviews2026
Dev: Alexander Semenov
Windows
Median: 4.2 hrsMean: 33.7 hrs≥1hr: 70%
Take Command of a Space Corporation in the Sci-Fi Simulator Solargene! Manage personnel, design and develop colonies and orbital stations across the solar system! Mine resources, establish logistics, research cutting-edge technologies, trade, and complete missions
Why similar: Space Sim 35.6%, Building 14.4%, Management 11.3%, Space 9.2%, Futuristic 7.9%
- #27 Space Station Alpha
82% matchMixed46% of 78 reviews2015
Dev: NuclearFirecracker
Windows · Mac · Linux
Median: 6 minMean: 19.2 hrs≥1hr: 32%
Build and manage a space station in the outer reaches of space. The challenges will be many, oxygen will escape through every tiny hole in the hull, you'll contend with asteroid showers and nebulous alien blobs.
Why similar: Simulation 35.5%, Space 34.7%, Strategy 29.8%
Why You'll Like It: This title provides a straightforward approach to space station construction and management, similar to the core loop of Base One.
- #28 Derelict Void
80% matchMixed64% of 53 reviews2021
Dev: Stirling Games
Windows · Linux
Derelict Void is a space survival game involving scavenging for resources and base management. You command a ship and crew searching for resources you need to stay alive.
Why similar: Space 25.5%, Management 23.7%, Strategy 19.8%, Simulation 16.9%, Sci-fi 9.2%
Why You'll Like It: A space-themed resource management game that requires careful planning and strategic decision-making to survive.
- #29 Space Company Simulator
81% matchMostly Negative28% of 179 reviews2019
Dev: IntermarumPub: All in! Games
Windows
Take the position of a CEO of a space transport company and become a new major player in the industry. Space Company Simulator is a realistic management sim game that will challenge your planning skills as you strive to launch the first manned mission to Mars.
Why similar: Space Sim 27%, Building 14.8%, Space 10.5%, Futuristic 10.4%, Management 9.9%
Why You'll Like It: It focuses on the management and building aspects of a space-faring organization, mirroring the strategic depth of Base One.
- #30 Stranded: Alien Dawn
76% matchVery Positive84% of 11,322 reviews2023
Dev: Haemimont GamesPub: Paradox Interactive
Windows
Median: 6.9 hrsMean: 24.2 hrs≥1hr: 87%
Brave a new world in Stranded: Alien Dawn, a planet survival sim placing the fate of a small marooned group in your hands. Forge your story through compelling and immersive strategic gameplay as you make vital decisions to protect your survivors.
Why similar: Crafting 21.9%, Survival 18.5%, Management 13.1%, Simulation 12.8%, Strategy 12.4%
- #31 Judgment: Apocalypse Survival Simulation
78% matchVery Positive81% of 2,264 reviews2018
Dev: Suncrash
Windows
Median: 4.7 hrsMean: 25.1 hrs≥1hr: 87%
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
Why similar: Survival 20.5%, Crafting 20%, Building 16.7%, Management 13%, Strategy 11.6%
Why You'll Like It: This game focuses on base management and survival against external threats, sharing the core tension of Base One.
- #32 Solar Expanse - Space Exploration Manager
74% matchVery Positive88% of 1,295 reviews2026
Dev: SpaceOpsPub: Games Operators
Windows
Median: 4.8 hrsMean: 14.7 hrs≥1hr: 77%
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries.
Why similar: Space Sim 22.3%, Science 17.7%, Space 9.6%, Realistic 8.1%, Management 7.6%
- #33 Occupy Mars: The Game
74% matchMixed70% of 3,132 reviews2026
Dev: ▲ Pyramid Games
Windows
Median: 4.4 hrsMean: 34.1 hrs≥1hr: 78%
Survive and colonize Mars in a highly technical, open-world sandbox game. Build and upgrade your base, discover new regions, conduct mining operations, retrieve water, generate oxygen, grow crops, and fix broken parts.
Why similar: Crafting 22.7%, Building 20.5%, Realistic 14.5%, Survival 12.7%, Exploration 10.4%
- #34 InfraSpace
75% matchMostly Positive80% of 1,954 reviews2023
Dev: Dionic Software
Windows · Mac
Median: 3.8 hrsMean: 21.2 hrs≥1hr: 69%
Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain.
Why similar: Science 23.2%, Building 17.3%, Space 13.5%, Crafting 13.2%, Management 12.4%
- #35 Space Station Tycoon
77% matchMixed60% of 217 reviews2023
Dev: Lunheim Studios
Windows
Median: 3.0 hrsMean: 7.8 hrs≥1hr: 81%
Create a thriving space station in a lost sector. Face thrilling challenges head-on, from pirate raids to asteroid impacts, as you lead your company to new heights.
Why similar: Space Sim 26.6%, Building 13.2%, Crafting 12.3%, Management 12.2%, Space 10.9%
- #36 Possible One: Lunar Industries
75% matchMixed68% of 56 reviews2026
Dev: Upstairs Games
Windows
Stake your claim in the first realistic lunar colony management game! Use proven, real-world technologies to plan and grow your colony, mine resources, ship them to Earth, and keep the board of directors happy in this science-based colony sim.
Why similar: Space Sim 27.2%, Science 14%, Building 10.4%, Futuristic 9.1%, Realistic 8.5%
- #37 Sphere - Flying Cities
76% matchMixed50% of 242 reviews2022
Dev: mañana studiosPub: Assemble Entertainment
Windows
Sphere – Flying Cities is a sci-fi citybuilder which combines strategy, simulation, and survival elements in an extraordinary and immersive scenario. Rebuild and protect a society in a unique and hostile environment. Pay the price for your decisions and be prepared to lose everything.
Why similar: Crafting 15.2%, Building 14.7%, Space 12%, Management 10.9%, Survival 9.9%
- #38 Mars Horizon
73% matchVery Positive84% of 3,091 reviews2020
Dev: Auroch Digital
Windows · Mac
Median: 5.3 hrsMean: 9.2 hrs≥1hr: 93%
Lead a major space agency as you guide humanity to Mars in this strategy simulation game. Construct a base, design and build rockets, conduct missions throughout the Solar System, and write your own history of Space exploration. Created with support from the European Space Agency.
Why similar: Space Sim 28.6%, Science 19.8%, Building 12.3%, Management 11.3%, Space 10.6%
- #39 Stellar Settlers: Space Base Builder
73% matchMostly Positive70% of 832 reviews2025
Dev: Tinymice EntertainmentPub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 2.4 hrsMean: 3.5 hrs≥1hr: 75%
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
Why similar: Space Sim 30.8%, Building 19.4%, Space 12.2%, Strategy 9.6%, Survival 9.6%
- #40 Space Drilling Station
70% matchVery Positive92% of 84 reviews2026
Dev: Ayota GamesPub: Abiding Bridge
Windows
In Space Drilling Station, manage a drilling station on a distant planet. Build a multi-level vertical structure to produce and manage your resources and staff, in order to dominate the competition!
Why similar: Building 18.4%, Futuristic 18.1%, Management 15.8%, Space 13.8%, Sci-fi 10.7%
- #41 Space Architect
71% matchMostly Positive75% of 300 reviews2024
Dev: Albert WiatrPub: PlayWay S.A.
Windows
Design your dream space station in Space Architect! Master the power of automation or 'hire' an army of crewmates to handle your ever-growing production. Mine asteroids, fabricate goods, and engage in interstellar trade to pay off the menacing Big Evil Corp. Will you thrive in the vastness of space?
Why similar: Science 20.1%, Building 17.7%, Management 15.4%, Survival 10.3%, Space 9.7%
- #42 Trigon: Space Story
72% matchMixed68% of 1,423 reviews2022
Dev: Sernur.techPub: Gameforge 4D GmbH
Windows · Mac · Linux
Median: 3.8 hrsMean: 7.8 hrs≥1hr: 85%
Trigon: Space Story sees you take command of your very own spaceship. Carry out tactical battles, defend your vessel against space pirates, and escape from enemy territory. On your voyages, you’ll face a slew of tricky decisions in your quest to uncover the mystery of the galaxy.
Why similar: Isometric 37.3%, Space 16.1%, Survival 10.5%, Strategy 10.2%, Sci-fi 10%
- #43 SpaceBourne 2
69% matchMostly Positive76% of 5,149 reviews2025
Dev: Burak Dabak
Windows
Median: 2.5 hrsMean: 11.2 hrs≥1hr: 71%
Embark on a journey to greatness. Get ready for adrenaline-fueled battles and a chance to claim your place in the galaxy. Grab the controls of your ship, gear up for the fight, and unleash your ambition to conquer and build a new empire in the vastness of space.
Why similar: Space Sim 37.4%, Science 18.8%, Building 10%, Space 9.4%, Management 8.1%
- #44 Astrobuilder
68% matchVery Positive89% of 364 reviews2026
Dev: wastudio
Windows
An AI-driven space management RPG in a living galaxy. Explore 150+ planets and interact with 600+ NPCs whose lives and relationships evolve over time. Trade, run shops, build a Commerce Guild, join Military Factions, govern planets, and command fleets in war. Your every choice reshape the galaxy.
Why similar: Political Sim 30.7% ★, Strategy RPG 18.9%, Building 15.4%, Management 12.3%, Space 11.2%
- #45 Stacks:Space!
70% matchVery Positive84% of 108 reviews2023
Dev: Stacks:Engine
Windows · Mac · Linux
Stacks:Space is a space-themed base builder card game with rogue-like elements. Buy booster packs to get new cards, discover craft recipes by stacking cards together, create structures, manufacture drones and droids, defend your base from enemies, visit distant planets, and more!
Why similar: Space Sim 32.5%, Crafting 15%, Building 13.4%, Futuristic 10.4%, Space 9.2%
- #46 Industries of Titan
71% matchMixed62% of 1,618 reviews2023
Dev: Brace Yourself Games
Windows
Median: 5.4 hrsMean: 14.4 hrs≥1hr: 84%
Create a sprawling industrial city. Compete with other rival corporations on Titan for resources, territory, and power. Seek victory via technology, influence, warfare, or the wealth extracted from your citizens. Stake your claim to the Industries of Titan in this innovative sim/strategy game!
Why similar: Space Sim 29.6%, Building 14.4%, Futuristic 10.3%, Space 9.7%, Tactical 7.9%
- #47 Astrometica
68% matchVery Positive83% of 3,181 reviews2024
Dev: BeryMeryPub: RockGame S.A.
Windows
Median: 3.8 hrsMean: 17.1 hrs≥1hr: 71%
Astrometica is a space exploration and base-building survival game. After a catastrophic event, explore vast space, gather resources, build bases, and uncover cosmic mysteries. Use advanced technology, craft tools, and discover new blueprints to survive and thrive in the unknown.
Why similar: Space Sim 46%, Crafting 17.3%, Space 12.1%, Survival 10.8%, Sci-fi 7.6%
- #48 Life in Bunker
73% matchMixed59% of 333 reviews2016
Dev: Flox StudiosPub: Flox Studios
Windows · Mac · Linux
Median: 1.4 hrsMean: 7.2 hrs≥1hr: 55%
You've been elected as the new Bunker Warden! Now you must take control over a group of fellow bunker residents and try to make them last until the surface becomes habitable.
Why similar: Survival 25.8%, Strategy 24.1%, Simulation 23.9%, Management 19.6%, Crafting 6.7%
- #49 Titan Outpost
71% matchMostly Positive80% of 99 reviews2019
Dev: The Boar Studio
Windows · Mac · Linux
Titan Outpost is a hard science fiction role-playing game in which you must build a base, manage its crew, develop your character's skills and attributes, and explore Saturn's sixth moon, uncovering its mysteries and harvesting its resources.
Why similar: Simulation 35.4%, Space 30%, Sci-fi 21%, Survival 13.6%
- #50 Final Upgrade
69% matchMostly Positive77% of 458 reviews2022
Dev: TaosX
Windows
Median: 4.2 hrsMean: 12.2 hrs≥1hr: 69%
Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Why similar: Space Sim 29%, Building 16.8%, Space 13%, Management 11.2%, Sci-fi 7.6%
- #51 Space Engineers 2
67% matchMostly Positive75% of 5,449 reviews2025
Dev: Keen Software House
Windows
Median: 1.9 hrsMean: 11.1 hrs≥1hr: 64%
Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.
Why similar: Space Sim 19%, Science 15.3%, Building 12.7%, Space 9%, Crafting 8.4%
- #52 Maia
72% matchMixed44% of 1,064 reviews2018
Dev: Simon RothPub: Machine Studios
Windows · Mac · Linux
Median: 30 minMean: 4.4 hrs≥1hr: 41%
Maia is a colony building game set in the not-so-distant future. Your colonists make planetfall on a hostile world and you must ensure their survival and their safety, constructing their off-world habitat from almost nothing and sheltering them from a dangerous, often deadly environment.
Why similar: Management 16.7%, Simulation 13.5%, Sci-fi 13.5%, Strategy 13.3%, Survival 13.1%
- #53 Ragnorium
70% matchMixed59% of 624 reviews2022
Dev: Vitali KirpuPub: Devolver Digital
Windows
Lead a team of cloned settlers and build a home on a new planet. Start from the Stone Age, construct sturdy shelters, hunt for food, and fight off dangers. Make your team stronger and better equipped to survive.
Why similar: Survival 33.5%, Sci-fi 18.4%, Strategy 18.1%, Simulation 17%, 3D 13%
- #54 Outlive 25
65% matchVery Positive95% of 265 reviews2026
Dev: Continuum EntertainmentPub: CriticalLeap
Windows
Build your base, prepare your troops, and face your most epic battle yet in this old-school real-time strategy game. Choose between two factions, test your skills in three epic campaigns and engage in online battles with up to 16 players simultaneously.
Why similar: Space Sim 28%, Isometric 20.7%, Futuristic 14.5%, Building 11.3%, Management 8.2%
- #55 The Pioneers: Surviving Desolation
69% matchMixed67% of 440 reviews2023
Dev: Supercube
Windows
Deep and innovative space survival simulation experience. Build your station, manage your crew and explore the harsh environment of Io, the innermost moon of Jupiter. Are you brave enough to survive?
Why similar: Crafting 21.8%, Management 18.2%, Realistic 16.3%, Survival 12.9%, Strategy 10.8%
- #56 Genesis Alpha One Deluxe Edition
68% matchMixed69% of 2,515 reviews2020
Dev: Radiation BluePub: Team17 Digital Ltd
Windows
Median: 54 minMean: 8.7 hrs≥1hr: 48%
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 Sim 29.8%, Science 17.5%, Building 13.7%, Management 10.6%, Space 9.2%
- #57 IMPACT
67% matchMixed56% of 62 reviews2024
Dev: Hochschule Darmstadt
Windows
IMPACT is an immersive sci-fi game set on the Moon. Build and manage a lunar base, generating valuable scientific data along the way. This data is used by the European Space Agency to train a real AI that will eventually land on the Moon.
Why similar: Space Sim 26.9%, Science 16.4%, Isometric 13.3%, Space 8%, Management 6%
- #58 Oxygen Not Included
64% matchOverwhelmingly Positive97% of 143,483 reviews2019
Dev: Klei Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 69.1 hrs≥1hr: 86%
Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive.
Why similar: Building 22.9%, Survival 18.7%, Management 13.8%, Space Sim 11.7%, Space 9.3%
- #59 Automation Empire
67% matchMixed66% of 2,643 reviews2019
Dev: DOG HOGGLER
Windows
Median: 7.2 hrsMean: 19.2 hrs≥1hr: 84%
Build and manage a massive industrial network of factories, mines, and farms. Employ a fleet of trains, trucks, and robotic drones. In the age of automation, efficiency is survival!
Why similar: Building 25.5%, Simulation 18.4%, Crafting 17.5%, Management 17.3%, Strategy 16%