- #1 Planetbase
97% 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 26.5% ★, City Builder 20.5%, Base Building 14.4%, Space 8.6%, Survival 6.5%
Why You'll Like It: This classic colony sim tasks you with building a self-sufficient base on remote planets while managing oxygen and food supplies.
- #2 Space Haven
96% 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 19.7% ★, City Builder 13.7%, Base Building 11.7%, Space Sim 9.9% ★, Resource Management 8.2%
Why You'll Like It: It offers deep base-building mechanics within a spaceship, emphasizing crew management and survival in the vacuum of space.
- #3 IXION
95% 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: City Builder 21%, Colony Sim 19.4% ★, Resource Management 10.7%, Space 10.7%, Base Building 10.5%
Why You'll Like It: This game blends city-building with space survival, requiring you to manage a massive station while navigating a dying solar system.
- #4 Astro Colony
94% 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 21.2% ★, Base Building 16.7%, Automation 12.9%, Resource Management 11.1%, Space 8.9%
Why You'll Like It: It focuses on automation and vertical base expansion, allowing you to build sprawling space factories across multiple planets.
- #5 Oxygen Not Included
94% 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 33.2% ★, Base Building 19.1%, Resource Management 11.7%, Survival 9.2%, Building 8.2%
Why You'll Like It: A complex colony simulation that forces you to master thermodynamics and gas management to keep your space-faring colonists alive.
- #6 Farlanders
93% 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: Mars 20.3% ★, Colony Sim 17% ★, City Builder 14%, Base Building 10.3%, Resource Management 8.2%
Why You'll Like It: A turn-based city builder that captures the challenge of terraforming and settling on a harsh, resource-scarce Mars.
- #7 Oxygen
92% matchMostly Positive73% of 865 reviews2023
Dev: Turquoise Revival GamesPub: GrabTheGames
Windows
Median: 3.5 hrsMean: 9.8 hrs≥1hr: 78%
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: Colony Sim 20.7% ★, City Builder 18.2%, Base Building 13.8%, Resource Management 10.4%, Building 8%
Why You'll Like It: A survival city builder set in a post-apocalyptic world where managing oxygen and infrastructure is key to your colony's longevity.
- #8 RimWorld
91% 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 31.5% ★, Base Building 18.4%, City Builder 12.7%, Survival 8.7%, Building 6.9%
Why You'll Like It: The gold standard for colony simulation, offering unparalleled depth in managing colonist needs and base security against hostile threats.
- #9 Per Aspera
91% matchMostly Positive76% of 5,662 reviews2020
Dev: Tlön IndustriesPub: Raw Fury
Windows
Median: 5.0 hrsMean: 11.9 hrs≥1hr: 93%
Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.
Why similar: Mars 17.1% ★, Colony Sim 15.4% ★, City Builder 12.6%, Base Building 9.6%, Automation 8.6%
Why You'll Like It: This title combines planetary-scale terraforming with base management, tasking you with making Mars habitable for humanity.
- #10 Aven Colony
90% 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 36.3% ★, City Builder 27.8%, Base Building 11.7%, Strategy 6%, Space 4.9%
Why You'll Like It: It focuses on building and maintaining a colony on an alien world, complete with environmental hazards and resource logistics.
- #11 Occupy Mars: The Game
88% matchMostly Positive70% of 3,012 reviews2026
Dev: ▲ Pyramid Games
Windows
Median: 4.2 hrsMean: 31.4 hrs≥1hr: 77%
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: Mars 24.4% ★, Colony Sim 19% ★, Base Building 13.1%, Resource Management 11%, Building 8.7%
Why You'll Like It: It provides a highly detailed survival experience on Mars, focusing on technical base maintenance and resource extraction.
- #12 The Colonists
89% matchVery Positive86% of 1,205 reviews2018
Dev: CodebyfirePub: Mode 7
Windows · Mac · Linux
Median: 4.0 hrsMean: 13.0 hrs≥1hr: 85%
Build a new home for your team of robots as they begin a new life for themselves on a distant planet where they can fulfil their ultimate dream: to be human.
Why similar: Colony Sim 21% ★, City Builder 17.4%, Automation 11.2%, Base Building 10.1%, Building 8.8%
Why You'll Like It: A charming city builder that emphasizes automation and logistics, perfect for players who enjoy the building loop of Stellar Settlers.
- #13 Stationeers
89% 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 22.5% ★, Base Building 14.1%, Automation 12.5%, Resource Management 10.8%, Building 9.6%
Why You'll Like It: A hardcore space base construction game that requires precise engineering and atmospheric management to survive.
- #14 Dyson Sphere Program
87% 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: Base Building 17.9%, Automation 17%, Space 11.2%, City Builder 11%, Resource Management 11%
Why You'll Like It: This game scales up the automation and resource management aspects of space building to an intergalactic level.
- #15 Going Medieval
83% 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 24.9% ★, City Builder 19.2%, Base Building 15%, Survival 7.9%, Economy 7.3%
Why You'll Like It: While set in a different era, its robust vertical building system and colony management are perfect for fans of complex base design.
- #16 Space Station Tycoon
86% 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 21.2% ★, City Builder 17.4%, Base Building 11.5%, Space Sim 11.4% ★, Space 8.7%
Why You'll Like It: This game focuses on the management and expansion of space stations, blending simulation with strategic growth.
- #17 Facteroids
85% matchVery Positive80% of 87 reviews2023
Dev: by Jan Zizka
Windows
Facteroids is a 3D factory building game about asteroid mining in space. Prospect, mine and manage your production lines in a variety of scenarios and procedurally generated worlds across the entire Solar system.
Why similar: Colony Sim 16.4% ★, City Builder 14.6%, Base Building 13.3%, Automation 12.3%, Resource Management 10.7%
Why You'll Like It: It combines base-building with automation in a space setting, focusing on mining and processing resources on asteroids.
- #18 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 21.7% ★, City Builder 21.5%, Resource Management 10.8%, Base Building 10.6%, Building 8.6%
Why You'll Like It: This game features unique vertical city-building mechanics that mirror the structural challenges found in Stellar Settlers.
- #19 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 14.6% ★, City Builder 12.5%, Space Sim 11% ★, Resource Management 10.2%, Building 9.8%
Why You'll Like It: A dedicated space station construction simulator that focuses on modular design and life support management.
- #20 The Final Earth 2
84% 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 23.7% ★, Base Building 11.7%, City Builder 11.2%, Space Sim 11.1% ★, Building 8.9%
Why You'll Like It: This game features vertical city building on floating islands, emphasizing survival and efficient resource distribution.
- #21 Timberborn
80% 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 21.8% ★, City Builder 21.6%, Base Building 11.6%, Automation 10.8%, Building 8.6%
Why You'll Like It: It introduces vertical building and water management mechanics that provide a satisfying challenge for fans of structural planning.
- #22 Settlements Rising
82% matchVery Positive82% of 412 reviews2025
Dev: The Catalyst Crew
Windows
Settlements Rising is a medieval city building and colony management game. It offers a lively colony experience with simulated villagers, dozens of professions and resources, natural disasters, and raids, while providing full control over the colony through trade, production chains and datas.
Why similar: Colony Sim 23.9% ★, City Builder 20.5%, Resource Management 10.3%, Base Building 9.9%, Building 8%
Why You'll Like It: It offers a deep colony management experience with a focus on logistics and survival in challenging landscapes.
- #23 Trappist
82% 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 18.6% ★, City Builder 15.2%, Space Sim 11.1% ★, Base Building 10.3%, Automation 8.8%
Why You'll Like It: A colony simulation game that focuses on building and managing a base on a distant, alien exoplanet.
- #24 Satisfactory
79% matchOverwhelmingly Positive97% of 265,414 reviews2024
Dev: Coffee Stain StudiosPub: Coffee Stain Publishing
Windows
Median: 31.8 hrsMean: 108.4 hrs≥1hr: 94%
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
Why similar: Base Building 29.2%, Automation 23.7%, Resource Management 15.5%, Building 13.8%, Sandbox 7%
Why You'll Like It: A first-person factory builder that excels at complex vertical construction and resource chain management.
- #25 Against the Storm
79% matchVery Positive95% of 35,504 reviews2023
Dev: Eremite GamesPub: Hooded Horse
Windows
Median: 5.5 hrsMean: 28.3 hrs≥1hr: 84%
A dark fantasy city builder where you must rebuild civilization in the face of apocalyptic rains. As the Queen’s Viceroy, lead humans, beavers, lizards, foxes, and harpies to reclaim the wilderness and secure a future for civilization's last survivors.
Why similar: Colony Sim 20.5% ★, City Builder 16.9%, Base Building 12.8%, Resource Management 10.2%, Building 8.9%
Why You'll Like It: A roguelite city builder that captures the intensity of managing a colony in a constantly hostile and changing environment.
- #26 FOUNDRY
78% matchVery Positive81% of 3,508 reviews2024
Dev: Channel 3 EntertainmentPub: Paradox Interactive
Windows
Median: 7.2 hrsMean: 45.5 hrs≥1hr: 86%
Build a sophisticated robot factory optimized to perfection in an infinite voxel world. Mine and harvest resources, automate your production lines and manage complex systems while researching your way to become the galaxy’s leading robotics megacorp.
Why similar: Base Building 21.4%, Automation 19%, Resource Management 16.9%, Building 14.7%, Sandbox 8.3%
Why You'll Like It: A voxel-based automation game that allows for massive, complex base building in an infinite procedural world.
- #27 Mini Settlers
78% matchVery Positive86% of 607 reviews2025
Dev: Knight Owl GamesPub: Goblinz Publishing
Windows
Median: 3.6 hrsMean: 6.7 hrs≥1hr: 72%
Mini Settlers is a minimalistic city builder! Settle islands, construct cities, and design efficient logistic networks to fulfill your buildings' needs and fuel population growth to adventure into new worlds.
Why similar: Colony Sim 21.6% ★, City Builder 15.9%, Base Building 13.8%, Automation 12.4%, Building 7.7%
- #28 Starport Delta
81% 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: City Builder 16.6%, Space Sim 14.6% ★, Base Building 13.7%, Strategy 12.1%, Simulation 11%
Why You'll Like It: This strategy game tasks you with building and maintaining space stations while defending against various hazards.
- #29 The Universim
77% 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 26.6% ★, City Builder 21.4%, Building 10.2%, Survival 7%, Space 6.7%
- #30 Solargene
76% 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 18.5% ★, City Builder 13.6%, Base Building 11%, Space Sim 10.4% ★, Mars 10.4% ★
- #31 Reshaping Mars
77% matchVery Positive85% of 831 reviews2023
Dev: TholusPub: Yooreka Studio
Windows
Median: 2.2 hrsMean: 18.4 hrs≥1hr: 62%
「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.
Why similar: Mars 21.6% ★, Colony Sim 19.4% ★, Base Building 14.2%, Building 9.4%, Resource Management 8.2%
- #32 Spacebase DF-9
81% 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: Base Building 26.5%, Space 18.9%, Building 12.5%, Simulation 9.9%, Strategy 7.9%
Why You'll Like It: A classic space base management game that emphasizes the daily life and needs of your colonists.
- #33 Settlement Survival
75% matchVery Positive86% of 7,842 reviews2022
Dev: Gleamer StudioPub: Team17
Windows · Mac
Median: 4.0 hrsMean: 10.8 hrs≥1hr: 80%
In this city-building game, you will lead a group of survivors in their search for a new home. Manipulate the landscape, manage limited supplies, plant crops, hunt wildlife, gather resources, and develop trade routes to build a bustling and unique town.
Why similar: Colony Sim 23.7% ★, City Builder 23%, Building 10.7%, Base Building 8.3%, Survival 7.4%
- #34 Havendock
74% matchVery Positive80% of 1,861 reviews2025
Dev: YYZ StudioPub: Pretty Soon
Windows · Mac · Linux
Median: 2.2 hrsMean: 10.5 hrs≥1hr: 66%
Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society.
Why similar: Colony Sim 21.3% ★, City Builder 17%, Base Building 12.4%, Automation 11.2%, Resource Management 10%
- #35 Before We Leave
76% matchMostly Positive78% of 1,697 reviews2021
Dev: Balancing Monkey GamesPub: Team17
Windows · Mac
Median: 3.5 hrsMean: 6.0 hrs≥1hr: 85%
Before We Leave is a city building game set in a cozy corner of the universe. Nurture your Peeps and their surroundings while rebuilding and rediscovering civilisation. Settle new lands and planets while avoiding hungry Space Whales.
Why similar: City Builder 21.4%, Colony Sim 17.6% ★, Resource Management 11.9%, Building 9.9%, Base Building 9.4%
- #36 Space Architect
74% 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 22.8% ★, Base Building 13.6%, Automation 11.2%, Resource Management 8.8%, Building 8.5%
- #37 Plan B: Terraform
72% matchVery Positive91% of 3,463 reviews2025
Dev: Gaddy Games
Windows
Median: 4.3 hrsMean: 10.9 hrs≥1hr: 80%
Terraform a lifeless rock into a lush and habitable world. Build trucks, trains, and sprawling factories on an enormous hexagonal planet. Grow its population to millions. Enjoy a dynamic simulation of atmosphere, temperature, water, and forests.
Why similar: Mars 20.4% ★, Colony Sim 19.9% ★, Automation 12.4%, Base Building 11.3%, Resource Management 10.9%
- #38 Aquatico
73% matchMixed67% of 858 reviews2023
Dev: Digital Reef GamesPub: Overseer Games
Windows
Median: 3.5 hrsMean: 8.0 hrs≥1hr: 83%
Aquatico is a classic city builder set within the depths of the sea. Strategically build an underwater colony atop the ocean floor and face the challenges that accompany oceanic life.
Why similar: Colony Sim 25.5% ★, City Builder 22.7%, Base Building 11.8%, Building 9.2%, Resource Management 7%
- #39 Citizens: On Mars - Prologue
73% matchMostly Positive73% of 74 reviews2023
Dev: Redkar LimitedPub: CreativeForge Games
Windows
Experience the ultimate turn-based colony building game in Citizens: On Mars - Prologue! As the leader of a fledgling Martian settlement, your mission is to develop a thriving colony amidst the harsh and unforgiving environment of the Red Planet.
Why similar: Colony Sim 31.2% ★, City Builder 25.5%, Simulation 10.7%, Strategy 10.5%, Base Building 8.5%
- #40 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 20.3% ★, City Builder 16.8%, Spaceships 12.1% ★, Base Building 12%, Space Sim 10.2% ★
- #41 Farlanders: Prologue
73% matchVery Positive93% of 285 reviews2021
Dev: Andriy Bychkovskyi
Windows · Mac · Linux
Median: 1.6 hrsMean: 10.8 hrs≥1hr: 59%
Prepare for your journey to Mars by building and managing a colony within the safety of Earth’s atmosphere. Hone your abilities to create a thriving community, terraform the land to suit your needs, and prove your capability for a larger mission. Get ready to launch in this prologue to Farlanders.
Why similar: Mars 21.4% ★, Colony Sim 17.2% ★, City Builder 12.8%, Base Building 10.6%, Building 7%
- #42 Alien Horizon (Preview Alpha)
71% matchVery Positive87% of 188 reviews2024
Dev: Purple Nebula
Windows
A sci-fi survival city builder set on an inhospitable alien planet. Faced with imminent destruction of Earth, humanity pooled together their resources and sent sleeper ships to nearby potentially habitable planets. But this one turned out to be much less habitable than expected....
Why similar: Colony Sim 27.8% ★, City Builder 24.9%, Base Building 12.9%, Building 10.8%, Survival 7.5%
- #43 Surviving Mars: Relaunched
70% matchMixed52% of 1,856 reviews2025
Dev: Haemimont GamesPub: Paradox Interactive
Windows
Median: 12.4 hrsMean: 26.6 hrs≥1hr: 90%
The award-winning sci-fi city builder is back - remastered, expanded and even more stunning. Colonize Mars and survive the process, from exploration and infrastructure to welcoming colonists and achieving long-term stability. Are you ready? Mars is waiting.
Why similar: Mars 21.5% ★, Colony Sim 19.9% ★, City Builder 15.6%, Base Building 7.4%, Building 6.5%
- #44 The Crust
69% 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 20% ★, Base Building 13%, City Builder 13%, Automation 11.1%, Resource Management 9.7%
- #45 Prospector
68% matchMostly Positive72% of 149 reviews2025
Dev: Loonworks Games
Windows
Land on a distant planet in this chill resource management game. Harvest alien resources, build and automate machinery, uncover secrets across the stars and strike shipping deals with distant colonies for exclusive rewards!
Why similar: Base Building 20.2%, Resource Management 16.8%, Automation 16.7%, Building 13.7%, Space 10.7%
- #46 Terraformers
68% matchVery Positive88% of 3,606 reviews2023
Dev: Asteroid LabPub: Goblinz Publishing
Windows · Mac · Linux
Median: 3.4 hrsMean: 9.6 hrs≥1hr: 87%
Terraform Mars in this turn-based colony builder and resource management game with roguelike elements. Explore the planet, develop spectacular cities, spread life and turn the Red Planet into a green one!
Why similar: Mars 38.5% ★, Resource Management 15.2%, Space 12.1%, Survival 11.7%, Procedural Generation 7.8%
- #47 Maia
72% 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 39.4% ★, Base Building 12.7%, Survival 9.8%, Space 7.8%, Strategy 7%
- #48 New Cycle
67% matchMostly Positive79% of 2,783 reviews2024
Dev: Core EngagePub: Daedalic Entertainment
Windows
Median: 4.8 hrsMean: 7.9 hrs≥1hr: 86%
New Cycle is a city building game with focus on survival. After an apocalyptic series of solar flares, human society has been thrown into disarray. Establish a settlement and develop it all the way from humble beginnings to industrial metropolis.
Why similar: Colony Sim 23.3% ★, City Builder 20.7%, Base Building 13.5%, Building 10.4%, Resource Management 10.4%
- #49 Exogate Initiative
67% 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 20.2% ★, City Builder 17.9%, Base Building 14.2%, Resource Management 11.2%, Building 9.6%
- #50 Builderment
69% matchMixed66% of 119 reviews2023
Dev: Builderment LLC
Windows · Mac
Builderment is a casual factory builder, where you are sent to far away planets to keep Earth going with fresh resources. Establish your base, then mine, build, transport, and ultimately design an automated operation that will save your home one shipment at a time!
Why similar: City Builder 20.8%, Base Building 18.8%, Automation 17.9%, Resource Management 14.1%, Building 10.6%
- #51 Meeple Station
70% 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 18.7% ★, City Builder 13.3%, Base Building 12.6%, Space Sim 10% ★, Resource Management 9.3%
- #52 Stacks:Space!
68% matchVery Positive85% of 104 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: Colony Sim 32.8% ★, Space Sim 21.6% ★, Building 13.7%, Space 11.4%, Base Building 7.4%
- #53 Mercury Fallen
67% 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 28.9% ★, Base Building 17.2%, Building 12%, Survival 9.5%, Space 9.1%
- #54 Adaptory
65% 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 28.2% ★, Base Building 16.7%, Automation 12%, Resource Management 11.5%, Survival 8%
- #55 Space Colony: Steam Edition
69% matchVery Positive80% of 657 reviews2015
Dev: Firefly Studios
Windows
Median: 3.4 hrsMean: 4.8 hrs≥1hr: 87%
Space Colony: Steam Edition is a remaster of the real-time base builder and strategy game from Firefly Studios, creators of the Stronghold series. In Space Colony you colonize to survive, designing intergalactic bases that keep your crew productive, happy and defended against hostile alien threats.
Why similar: Colony Sim 21% ★, City Builder 16.9%, Space Sim 12% ★, Base Building 11.4%, Resource Management 6.6%
- #56 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: Mars 22.2% ★, Base Building 14.1%, Space Sim 12% ★, Building 10.1%, Resource Management 9%
- #57 Mars Horizon
67% matchVery Positive84% of 3,058 reviews2020
Dev: Auroch Digital
Windows · Mac
Median: 5.3 hrsMean: 9.3 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: Mars 33.5% ★, Space Sim 15.7% ★, Space 10.8%, Building 10.4%, Resource Management 9.9%
- #58 Earth Space Colonies
71% matchMixed50% of 167 reviews2016
Dev: Persona and Pixel studio
Windows · Mac · Linux
Median: 3.0 hrsMean: 3.6 hrs≥1hr: 96%
Earth Space Colonies is a strategy-simulation game where you build space colonies around the Solar system. Establish a first self-sustaining colony on the Red planet with ultimate goal of terraforming Mars. Play three story campaigns all at once: terraform Mars, fight on Ceres and explore Ganymede.
Why similar: City Builder 36%, Space 19.3%, Survival 15.5%, Strategy 14.7%, Simulation 14.5%
- #59 Star Birds
63% matchVery Positive93% of 2,628 reviews2025
Dev: Toukana Interactive
Windows
Median: 1.1 hrsMean: 3.6 hrs≥1hr: 54%
Star Birds is a chill factory building and resource management game. Mine asteroids and create brain-twisting production networks. Level by level, you guide your feathered crew to new interstellar horizons!
Why similar: Base Building 19%, Automation 16.3%, Resource Management 16.1%, City Builder 14.5%, Building 11.9%