- #1 Space Haven
97% matchVery Positive86% of 9,719 reviews2020
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.3 hrsMean: 20.2 hrs≥1hr: 72%
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: Colony Sim 20.6% ★, Management 9.6%, Base Building 9.6%, Sandbox 9.4%, Space 9%
Why You'll Like It: Features a similar 2D aesthetic and focuses on the intricate management of a spaceship crew and their survival in deep space.
- #2 Stardeus
96% matchVery Positive87% of 1,529 reviews2022
Dev: Kodo LinijaPub: Paradox Arc
Windows · Mac · Linux
Median: 8.7 hrsMean: 22.6 hrs≥1hr: 77%
Stardeus is a deep colony sim set on a broken starship manned by drones and hibernating human survivors. As the AI, have your drones repair your ship, save your crew and travel the stars in this beautiful simulation.
Why similar: Colony Sim 24.3% ★, Space 11.4%, Base Building 11.2%, Sandbox 10.5%, Management 8.8%
Why You'll Like It: A direct thematic match where you play as an AI managing a spaceship, focusing on automation, repair, and crew survival.
- #3 RimWorld
96% matchOverwhelmingly Positive98% of 236,346 reviews2018
Dev: Ludeon Studios
Windows · Mac · Linux
Median: 59.1 hrsMean: 259.4 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: Colony Sim 30.5% ★, Base Building 13.9%, Sandbox 10.2%, Management 10.2%, Survival 8.9%
Why You'll Like It: The definitive colony-sim that provides the deep narrative and management systems that inspired the core gameplay of Starmancer.
- #4 Oxygen Not Included
95% matchOverwhelmingly Positive97% of 138,890 reviews2019
Dev: Klei Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 67.7 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: Colony Sim 34.2% ★, Base Building 15.4%, Survival 10%, Building 9%, Management 7.5%
Why You'll Like It: Offers complex resource management and base-building mechanics that require careful planning to keep your colonists alive in a harsh environment.
- #5 Planetbase
94% matchMostly Positive80% of 10,262 reviews2015
Dev: Madruga Works
Windows · Mac
Median: 8.2 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: Colony Sim 32.7% ★, Base Building 13.9%, Space 13.6%, Survival 8.5%, Management 6%
Why You'll Like It: A classic space colony builder that tasks you with managing the needs of colonists on alien worlds.
- #6 IXION
94% matchMostly Positive79% of 17,015 reviews2022
Dev: Bulwark StudiosPub: Kasedo Games
Windows
Median: 10.0 hrsMean: 31.1 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: Colony Sim 26.3% ★, Space 18.7%, Base Building 11.1%, Survival 10.7%, Building 10.3%
Why You'll Like It: Combines space station management with a narrative-driven survival experience that challenges your ability to maintain a mobile colony.
- #7 Stationeers
93% matchVery Positive88% of 8,897 reviews2017
Dev: RocketWerkz
Windows
Median: 9.8 hrsMean: 81.9 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: Colony Sim 24.8% ★, Base Building 12.1%, Sandbox 12.1%, Space 11.6%, Management 11.6%
Why You'll Like It: Provides a hardcore engineering experience for building and maintaining complex space stations with realistic atmospheric and electrical systems.
- #8 Cosmoteer: Starship Architect & Commander
92% matchVery Positive95% of 12,431 reviews2022
Dev: Walternate Realities
Windows
Median: 19.3 hrsMean: 40.4 hrs≥1hr: 92%
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!
Why similar: Space 16.7%, Building 15.9%, Sci-fi 15.7%, Survival 9.8%, Space Sim 7.7% ★
Why You'll Like It: Focuses heavily on the design and management of space vessels with deep simulation mechanics for combat and logistics.
- #9 Stranded: Alien Dawn
91% matchVery Positive85% of 10,890 reviews2023
Dev: Haemimont GamesPub: Paradox Interactive
Windows
Median: 7.0 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: Colony Sim 27.2% ★, Base Building 21.6%, Survival 15.7%, Management 11.5%, Strategy 6.8%
Why You'll Like It: A 3D survival colony sim that challenges you to manage a small group of survivors on a hostile planet.
- #10 Dwarf Fortress
91% matchVery Positive95% of 30,806 reviews2022
Dev: Bay 12 GamesPub: Kitfox Games
Windows · Linux
Median: 5.5 hrsMean: 38.4 hrs≥1hr: 78%
Build a fortress and try to help your dwarves survive against a deeply generated world. Keep your dwarves happy, grow their community and beware of digging too deeply. The deepest, most intricate simulation of a world that's ever been created.
Why similar: Colony Sim 27.7% ★, Sandbox 13.7%, Management 13.6%, Base Building 13.1%, Building 12.7%
Why You'll Like It: The foundational game for the colony-sim genre, offering unparalleled depth in simulation and emergent storytelling.
- #11 Astro Colony
90% matchVery Positive82% of 2,509 reviews2022
Dev: Terad Games
Windows
Median: 4.7 hrsMean: 16.3 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: Colony Sim 27.8% ★, Base Building 17.1%, Space 15%, Building 11.2%, Sandbox 10.3%
Why You'll Like It: Focuses on automation and base-building in space, allowing you to create complex production chains across multiple planets.
- #12 Timberborn
88% matchOverwhelmingly Positive96% of 38,007 reviews2026
Dev: Mechanistry
Windows · Mac
Median: 9.8 hrsMean: 40.3 hrs≥1hr: 84%
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: Colony Sim 30.5% ★, Sandbox 13.8%, Management 13.6%, Building 12.8%, Base Building 12.6%
Why You'll Like It: Introduces unique vertical building and water management mechanics that add a fresh layer of strategy to the colony-sim genre.
- #13 Songs of Syx
89% matchOverwhelmingly Positive95% of 7,777 reviews2020
Dev: Gamatron AB
Windows · Mac · Linux
Median: 14.9 hrsMean: 41.2 hrs≥1hr: 85%
Songs of Syx is a fantasy city-builder with vast battles simulating thousands of citizens and soldiers. Start off as a small village and build, scheme, and fight your way towards a mighty empire. The mechanics are deep and true to life, where tiny events can spiral into the collapse of kingdoms.
Why similar: Colony Sim 31.9% ★, Sandbox 14.7%, Base Building 13.4%, Building 13.1%, Survival 9%
Why You'll Like It: A large-scale colony management game that focuses on city-building and managing thousands of citizens in a fantasy setting.
- #14 The Crust
89% matchMostly Positive77% of 3,397 reviews2024
Dev: VEOM StudioPub: Crytivo
Windows
Median: 7.0 hrsMean: 22.5 hrs≥1hr: 83%
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: Colony Sim 24.2% ★, Base Building 12.3%, Space 12.1%, Sandbox 10.6%, Management 9.3%
Why You'll Like It: A lunar colony management game that emphasizes automation and resource extraction in a challenging space environment.
- #15 Odd Realm
86% matchVery Positive85% of 992 reviews2024
Dev: Unknown Origin Games Inc
Windows · Mac · Linux
Median: 1.6 hrsMean: 6.9 hrs≥1hr: 56%
Forge a new kingdom in a land recovering from the Fracture. Which of the surviving races will you lead to rebuild, explore, and conquer the unknown? The dwindling yet immortal Ancients? The bold and resourceful Humans? The life stealing Ardyn? Or the secretive Gwdir who shape living groves?
Why similar: Colony Sim 31% ★, Base Building 13.8%, Management 13.4%, Survival 9%, Pixel Graphics 7.5%
Why You'll Like It: A pixel-art colony sim that offers deep management systems and a focus on survival in a procedurally generated world.
- #16 Going Medieval
84% matchVery Positive89% of 20,287 reviews2026
Dev: Foxy VoxelPub: Mythwright
Windows
Median: 7.9 hrsMean: 30.8 hrs≥1hr: 82%
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: Colony Sim 31.8% ★, Management 15.4%, Sandbox 15.4%, Base Building 15%, Survival 10.7%
Why You'll Like It: A colony-sim that features detailed vertical building and survival mechanics similar to the management style found in Starmancer.
- #17 Frostpunk
85% matchVery Positive93% of 132,545 reviews2018
Dev: 11 bit studios
Windows · Mac
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: Colony Sim 37.3% ★, Survival 17.2%, Building 12.1%, Base Building 9.5%, Management 8.7%
Why You'll Like It: A high-stakes survival management game that forces you to make difficult choices to keep your city alive in a frozen wasteland.
- #18 Starship Theory
87% matchMixed50% of 1,100 reviews2017
Dev: Reconnect Software
Windows · Mac · Linux
Median: 7.4 hrsMean: 15.5 hrs≥1hr: 78%
Starship Theory is a ship building survival game. Mine and trade to gather resources. Plan and construct new upgrades. Train and manage crew. Fight to survive.
Why similar: Base Building 21.4%, Space 18.6%, Management 13.6%, Survival 11%, Sci-fi 9%
Why You'll Like It: A ship-based survival game that requires you to build, manage, and defend your vessel while traveling through space.
- #19 Cliff Empire
84% matchVery Positive87% of 4,340 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: Colony Sim 27.2% ★, Management 13.2%, Sandbox 11.9%, Building 11.5%, Base Building 10.4%
Why You'll Like It: A unique space-themed city builder that tasks you with managing multiple small colonies on cliffside platforms.
- #20 Stable Orbit - Build your own space station
86% matchMixed51% of 380 reviews2017
Dev: Jim Offerman
Windows · Mac · Linux
Median: 48 minMean: 5.0 hrs≥1hr: 46%
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: Colony Sim 15.4% ★, Space 12.5%, Management 12.1%, Building 11%, Sandbox 10.4%
Why You'll Like It: Focuses specifically on the modular construction and management of a space station in orbit.
- #21 Exogate Initiative
82% matchMostly Positive76% of 699 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: Colony Sim 20.6% ★, Management 11.8%, Base Building 11.3%, Sandbox 11.2%, Building 10.5%
Why You'll Like It: A base-building and management game that tasks you with running a facility focused on interdimensional travel.
- #22 Final Upgrade
83% matchMostly Positive77% of 451 reviews2022
Dev: TaosX
Windows
Median: 2.9 hrsMean: 12.2 hrs≥1hr: 67%
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 14.1%, Base Building 13.3%, Building 12.8%, 2.5D 12.2%, Management 11.8%
Why You'll Like It: Focuses on the automation and logistics of a space-faring civilization with a strong emphasis on building and expansion.
- #23 Farthest Frontier
79% matchVery Positive87% of 23,648 reviews2025
Dev: Crate Entertainment
Windows
Median: 9.6 hrsMean: 26.7 hrs≥1hr: 85%
Protect and guide your people as you forge a town from untamed wilderness at the edge of the known world. Harvest raw materials, hunt, fish and farm to survive. Produce crafted items to trade, consume, equip and fight with as you battle for your survival against the elements and outside threats.
Why similar: Colony Sim 31.6% ★, Building 21.7%, Base Building 15%, Management 15%, Survival 10.2%
Why You'll Like It: Provides a deep and challenging city-builder experience with a strong focus on resource management and survival.
- #24 Space Architect
81% matchMostly Positive76% of 283 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: Colony Sim 24.3% ★, Management 11.6%, Base Building 11.3%, Sandbox 9.8%, Building 9.6%
Why You'll Like It: A dedicated colony-sim that focuses on the design and management of space stations with a top-down perspective.
- #25 Aven Colony
82% matchMostly Positive72% of 2,731 reviews2017
Dev: Mothership Entertainment LLCPub: Team17 Digital Ltd
Windows
Median: 4.2 hrsMean: 8.2 hrs≥1hr: 90%
Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world.
Why similar: Colony Sim 45.6% ★, Base Building 11.4%, Sci-fi 10.5%, Space 8%, Strategy 7.3%
Why You'll Like It: A sci-fi city builder that tasks you with managing a colony on an alien world with unique environmental hazards.
- #26 Clanfolk
79% matchVery Positive92% of 3,737 reviews2022
Dev: MinMax Games Ltd.Pub: Hooded Horse
Windows
Median: 3.8 hrsMean: 17.3 hrs≥1hr: 68%
Clanfolk is a colony sim set in the Scottish Highlands. Harness your environment to survive - fish, gather, hunt, and farm as you prepare for the winter. Build an inn, trade with other clans, have children and marry them off - live life and prosper across the generations.
Why similar: Colony Sim 38.7% ★, Sandbox 20.1%, Building 18%, Pixel Graphics 11.3%, Simulation 5.7%
Why You'll Like It: A survival-focused colony sim that emphasizes the daily needs and social interactions of your settlers.
- #27 Embark
81% matchMixed61% of 386 reviews2019
Dev: Overly Complicated Games
Windows
Inspired by the deep simulation of Dwarf Fortress, the open world survival of Minecraft, and the social interactions of The Sims. Embark is a colony management game with a focus on complex simulation in a huge living 3D world.
Why similar: Colony Sim 40.4% ★, Base Building 13.6%, Sandbox 9.9%, Building 8.8%, Survival 6.8%
Why You'll Like It: A voxel-based colony sim that offers deep management of your settlers' needs and base construction.
- #28 TFM: The First Men
80% matchMixed62% of 406 reviews2022
Dev: Gathering Tree
Windows
An open-world colony sim based on stories of the first men. Infinite possibilities await your very own Adam and Eve as they embark on a generation-spanning adventure. How will you shape their future?
Why similar: Colony Sim 37.2% ★, Base Building 17%, Sandbox 10.3%, Management 9.8%, Building 9.4%
Why You'll Like It: A sandbox colony sim that focuses on the development and survival of a civilization from its earliest stages.
- #29 The Last Starship
76% matchMostly Positive75% of 1,419 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 5.6 hrsMean: 10.4 hrs≥1hr: 81%
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Why similar: Colony Sim 19.7% ★, Sandbox 11.8%, Space 11.5%, Base Building 10.9%, Building 10.4%
- #30 Judgment: Apocalypse Survival Simulation
78% matchVery Positive81% of 2,242 reviews2018
Dev: Suncrash
Windows
Median: 4.7 hrsMean: 25.2 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: Colony Sim 35% ★, Base Building 15.2%, Survival 11.6%, Sandbox 10.4%, Management 7.5%
Why You'll Like It: A colony-sim that blends base-building with tactical combat against supernatural threats.
- #31 Celestial Command
78% matchMixed63% of 687 reviews2014
Dev: Romenics
Windows · Mac · Linux
Median: 1.5 hrsMean: 6.3 hrs≥1hr: 62%
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.
Why similar: Space 30.8%, Sandbox 20.2%, Building 11.7%, Sci-fi 10.4%, Simulation 8.5%
Why You'll Like It: A space simulation game that allows for complex ship building and physics-based orbital mechanics.
- #32 Solargene
74% matchMostly Positive76% of 819 reviews2026
Dev: Alexander Semenov
Windows
Median: 3.7 hrsMean: 34.8 hrs≥1hr: 71%
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: Colony Sim 27.5% ★, Base Building 12.7%, Sandbox 11.6%, Management 11.3%, Building 10.4%
- #33 Meeple Station
77% matchMixed57% of 941 reviews2020
Dev: Gameclaw StudioPub: Modularity
Windows · Mac · Linux
Median: 30 minMean: 9.4 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: Colony Sim 19.6% ★, Isometric 11.8%, Space 11.5%, Base Building 10.3%, Building 9.5%
- #34 Farlanders
74% matchVery Positive92% of 569 reviews2023
Dev: Andriy BychkovskyiPub: Crytivo
Windows · Mac · Linux
Median: 2.2 hrsMean: 7.9 hrs≥1hr: 62%
Terraform, strategize, and construct a Martian colony in this retro-inspired turn-based city builder. Create a comfortable living for your citizens, research alien artifacts, and uncover the secrets of the Red Planet.
Why similar: Colony Sim 25.4% ★, Space 12.4%, Base Building 11.9%, Management 11.2%, Building 11%
- #35 Maia
77% matchMixed44% of 1,063 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: Colony Sim 32.2% ★, Management 10.9%, Sci-fi 9%, Survival 8.4%, Space 8.2%
- #36 The Universim
72% matchVery Positive80% of 10,483 reviews2024
Dev: Crytivo
Windows · Mac · Linux
Median: 7.3 hrsMean: 33.9 hrs≥1hr: 89%
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
Why similar: Colony Sim 30.7% ★, Sandbox 13.7%, Building 12.5%, Management 10.9%, Space 9.9%
- #37 Adaptory
71% matchVery Positive84% of 91 reviews2026
Dev: Stormcloak GamesPub: indie.io
Windows · Mac
Deep in uncharted space, your expedition took a challenging turn when your ship crash-landed. Master complex simulations to keep your outspoken explorers alive, face unpredictable challenges, and figure out a way back home.
Why similar: Colony Sim 34% ★, Base Building 15.7%, Management 10.6%, Survival 10.1%, Building 8.7%
- #38 Space Station Tycoon
73% matchMixed61% of 215 reviews2023
Dev: Lunheim Studios
Windows
Median: 2.8 hrsMean: 8.6 hrs≥1hr: 79%
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: Colony Sim 27.6% ★, Management 15.5%, Space 14.6%, Building 12.1%, Base Building 11.6%
- #39 The Spatials
75% matchMixed69% of 329 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: Management 13.1%, Space 12.5%, Base Building 11.1%, Isometric 9.6%, Colony Sim 9.3% ★
- #40 Colony Survival
73% matchVery Positive92% of 8,816 reviews2017
Dev: Pipliz
Windows · Mac · Linux
Median: 9.6 hrsMean: 28.2 hrs≥1hr: 87%
Colony Survival is a unique first-person strategy game developed by a two-man team. Build your own colony in a voxel world. Command guards, farmers, miners and other colonists. Defend your colony against the horde of monsters that attacks every night!
Why similar: Colony Sim 37.4% ★, Base Building 14.9%, Building 12.6%, Sandbox 11.3%, Survival 11.3%
- #41 The Spatials: Galactology
75% matchMixed69% of 258 reviews2018
Dev: Weird and Wry
Windows · Mac · Linux
Median: 2.8 hrsMean: 4.7 hrs≥1hr: 77%
The Spatials are back with Galactology! Design, build and protect your colony station from the many enemies you will make while exploring the galaxy and exploding their homeworlds.
Why similar: Colony Sim 21% ★, Management 9.9%, Sandbox 9.7%, Base Building 9.7%, 2.5D 9.2%
- #42 Spacebase DF-9
76% matchOverwhelmingly Negative18% of 4,324 reviews2014
Dev: Double Fine Productions
Windows · Mac · Linux
Median: 3.2 hrsMean: 4.9 hrs≥1hr: 90%
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 19.3%, Base Building 16.4%, Sandbox 12.5%, Sci-fi 11.5%, Building 10.5%
- #43 Stonehearth
72% matchMostly Positive75% of 12,970 reviews2018
Dev: Radiant EntertainmentPub: (none)
Windows · Mac
Median: 14.1 hrsMean: 38.7 hrs≥1hr: 91%
Pioneer a living world full of warmth, heroism, and mystery. Help a small group of settlers build a home for themselves in a forgotten land. Establish a food supply, build shelter, defend your people, monitor their moods, and find a way to grow and expand, facing challenges at every step.
Why similar: Colony Sim 44.2% ★, Sandbox 16%, Building 15.3%, Survival 10%, Strategy 5.5%
- #44 Gnomoria
73% matchMostly Positive75% of 3,532 reviews2016
Dev: Robotronic Games
Windows · Mac · Linux
Median: 2.9 hrsMean: 18.3 hrs≥1hr: 82%
Gnomoria is a sandbox village management game where you help lead a small group of gnomes, who have set out on their own, to thrive into a bustling kingdom! Anything you see can be broken down and rebuilt elsewhere.
Why similar: Colony Sim 35.1% ★, Sandbox 16.9%, Building 10.7%, Isometric 8%, Survival 7.8%
- #45 Mercury Fallen
71% matchMostly Positive79% of 307 reviews2023
Dev: Nitrous ButterflyPub: indie.io
Windows · Mac
Median: 3.2 hrsMean: 5.3 hrs≥1hr: 87%
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: Colony Sim 21.9% ★, Isometric 11.7%, Management 11%, Base Building 10.2%, Building 9.7%
- #46 Galaxy Pass Station
70% matchVery Positive87% of 268 reviews2023
Dev: Galactic Workshop
Windows
Median: 2.4 hrsMean: 6.4 hrs≥1hr: 69%
Build a space station for 15 alien races! 👽 Inspect IDs, catch criminals, and manage a chaotic galactic hub. A vibrant mix of colony sim & document-checking action. Can you build the ultimate hotel?
Why similar: Colony Sim 30.5% ★, Management 14.8%, Base Building 12.7%, Sandbox 12.3%, Sci-fi 10%
- #47 Drill Core
68% matchVery Positive85% of 2,264 reviews2025
Dev: Hungry Couch GamesPub: tinyBuild
Windows
Median: 6.6 hrsMean: 14.6 hrs≥1hr: 89%
Corporate greed meets strategic planet-mining in Drill Core! Drill to the heart of planets while managing workers, researching cutting-edge tech, and fortifying against alien attacks. Will you prioritize efficiency and risk your workers' safety, or focus on defense for survival?
Why similar: Colony Sim 32.3% ★, Base Building 12.5%, Management 10.1%, Sandbox 9.8%, Space 7.8%
- #48 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: Colony Sim 29.5% ★, Survival 14.6%, Sandbox 14.5%, Base Building 13.4%, Sci-fi 8.3%
- #49 Outworld Station
67% matchVery Positive90% of 506 reviews2025
Dev: Trickjump Games Ltd
Windows
Median: 3.9 hrsMean: 9.1 hrs≥1hr: 70%
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: Space 21.5%, Base Building 20.6%, Sandbox 18.1%, Management 17.9%, Sci-fi 9.9%
- #50 Surviving Ceres
67% matchVery Positive87% of 137 reviews2025
Dev: Ryan SaundersPub: One Man Media
Windows
Explore a handcrafted survival game with an emphasis on crafting and base building. Export manufactured goods to earn funding, manage colonists, defend against hostile aliens, and work towards terraforming Ceres from a frozen ball of ice to a tropical paradise.
Why similar: Colony Sim 29.1% ★, Building 13.8%, Base Building 12.6%, Management 12.5%, Survival 11%
- #51 Stellar Settlers: Space Base Builder
67% matchMostly Positive71% of 818 reviews2025
Dev: Tinymice EntertainmentPub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 2.4 hrsMean: 3.5 hrs≥1hr: 76%
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: Colony Sim 28.8% ★, Base Building 13.6%, Building 11.5%, Space 10.4%, Survival 7.7%
- #52 Trappist
68% matchVery Positive90% of 72 reviews2024
Dev: Sirrah
Windows · Mac · Linux
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.
Why similar: Colony Sim 23.3% ★, Sandbox 10.7%, Building 10.6%, Space 10.2%, Base Building 10%
- #53 Jumplight Odyssey
69% matchMixed59% of 982 reviews2023
Dev: League of Geeks
Windows
Keep hope alive on your adventure to the mythical Forever Star! Gather survivors, repair and build out your starship, brave black holes, and fend off attacks, all while managing the daily soap opera of your colorful crew.
Why similar: Colony Sim 32.6% ★, Management 16.5%, Building 14.4%, Space 11.2%, Strategy 6.8%
- #54 orbit.industries
70% matchMixed61% of 87 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 22.1%, Artificial Intelligence 17.5%, Management 15%, Building 13.9%, Sandbox 13.1%
- #55 Dyson Sphere Program
66% matchOverwhelmingly Positive98% of 90,027 reviews2021
Dev: Youthcat StudioPub: Gamirror Games
Windows
Median: 13.2 hrsMean: 75.2 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 19.7%, Base Building 19.1%, Building 14.5%, Sandbox 12.4%, Management 12.4%
- #56 The Final Earth 2
67% matchVery Positive97% of 386 reviews2022
Dev: Florian van Strien
Windows
The Final Earth 2 is a vertical sci-fi city builder. Earth is unlivable, so you decide to create a space colony. Gather resources, then build and research your way to a better future! Grow your city from an exploration ship to a huge metropolis, full of advanced technology. What will you build?
Why similar: Colony Sim 24.9% ★, Management 11.1%, Space 11.1%, Building 9.9%, Sandbox 9.8%
- #57 Space Company Simulator
71% matchMostly Negative28% of 178 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: Base Building 15%, Space 15%, Building 14.7%, Management 13.4%, Sandbox 9.6%
- #58 Mech Engineer
66% matchMostly Positive75% of 902 reviews2024
Dev: KiberKrekerPub: MicroProse Software
Windows
Median: 1.0 hrsMean: 6.8 hrs≥1hr: 50%
A dark sci-fi mech assembling manager with semi-auto battles against mutating, alien bio-weapon.
Why similar: Management 37.8%, Building 19.1%, 2.5D 11.4%, Pixel Graphics 10.7%, Strategy 8.9%
- #59 EarthX
65% matchVery Positive88% of 905 reviews2023
Dev: DenisPub: Mesote Games
Windows · Mac · Linux
Median: 6.3 hrsMean: 12.8 hrs≥1hr: 93%
EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars!
Why similar: Colony Sim 22.4% ★, Space 14.3%, Management 13.9%, Building 11.8%, Base Building 11.4%