Best Colony Sim games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated colony sim games. For those who prefer not to search, lists of the most played, top deals and best free colony sim games are available at the bottom of the page.
Filters & Lists
Survivalist: Invisible Strain
It's ten years since the infection started. Long-established settlements are collapsing, one by one, for unknown reasons. Survivors are running to the hills to escape, hoping for safety in remote places. As another refugee, you're here to carve out a new life for yourself - by any means necessary.
Gnomes
A turn-based tower defense with deep roguelike progression, set in ever-expanding, procedurally generated biomes. Build, farm and defend your village as you push deeper into goblin-infested territory. Unlock powerful upgrades and craft your environment to survive the endless goblin horde.
Roman Triumph: Survival City Builder
At the northern fringes of the empire, a new Roman city is born! Manage and grow your city, please the gods, and survive against barbarians and mythological threats to achieve Roman Triumph!
KAISERPUNK
Build a city to rule the world in Kaiserpunk, a grand city builder blending production-focused city building with the world conquest of strategy games in an alternate 20th century world. Manage your city, grow industries, build a military, and defeat rivals to become the greatest empire.
One Lonely Outpost
An alien world sometimes needs a farmer’s touch to bring it to life. In this sci-fi, colonization-life sim, terraform a barren world: turn wastelands into verdant landscapes while exploring, farming, building, and unlocking all the mysteries of this strange new planet.
Stellar Settlers: Space Base Builder
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.
Ale Abbey - Monastery Brewery Tycoon
Build and expand your monastery, craft recipes and brew holy ales in this unique brewery tycoon. No pre-made recipes in Ale Abbey, oh no. It's a canvas for true beer alchemists. It's as simple as: brew, sip, repeat. Welcome to Ale Abbey!
Microtopia
Become the hive mind of a robot ant colony in Microtopia! Use pheromone trails to create, automate and optimize supply chains for your ants to follow. Collect resources, produce goods, feed your queen, grow your colony and fly out to expand the species!
Mind Over Magic
Mind Over Magic is a colony sim set at the site of a cursed magic school. Build and optimize your own magical academy, train powerful Mages, and master mighty relics in order to battle through the Underschool, a mysterious underground dungeon that holds the key to liberation from a deadly curse.
My Little Life
A relaxing life-sim that lives on the bottom of your screen while you do other things.
Foundation
Foundation is a grid-less, laidback medieval city-building game with a focus on organic development, monument construction and resource management.
Exogate Initiative
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.
Settlements Rising
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.
Airborne Empire
Build your sky city while exploring a vast landscape in this Open World RPG City Builder. Combining the methodical construction and management of a city builder; the unique lift, balance, and propulsion needed for a flying city; and the compelling characters, dangers, and adventures of an RPG!
Idle Colony
A condensed incremental experience, where you build a colony to collect and merge bigger and bigger fruits. Combine game-changing technologies and special upgrades to find the best synergies and take your cash flow to another dimension.
Railroads Online
Build your dream railroad across a huge open world! You can build tracks and stations, drive detailed locomotives, and transport goods to earn money and experience. Play exciting Online Multiplayer sessions with your friends or create your very own sandbox!
Catizens
Inspired by RimWorld and The Sims, Catizens is a colony management simulation game where you watch over unique cats with quirky personalities, as you help them build and grow their settlement while exploring new lands, facing off against wildlife and overcoming the challenges of each environment.
Sengoku Dynasty
Sengoku Dynasty is the ultimate feudal Japan experience: build villages, grow your community, and shape the open world through combat or economy. The choice is yours alone - or that of up to 4 players in multiplayer co-op!
Empire of the Ants
Conquer enemy nests and lead your colony through the perils of the forest in this groundbreaking RTS. Empire of the Ants is a photorealistic, third-person real-time strategy game where you command your insect legions in epic battles.
Ark of Charon
Build a mobile fortress on the back of a giant and mysterious walking Tree and embark on a journey in this merge of tower defense and colony simulation.
Surviving the Abyss
Earth, 1976. You have been tasked with managing a deep-sea science facility working to perfect cloning. Explore the darkness and keep your crew alive in this hardcore survival colony builder. And beware. The darkness hides untold horrors.Most played colony sim games on Steam
Take a look at the top colony sim games that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.
1. RimWorld
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. RimWorld is a colony sim, base-building and survival game developed and published by Ludeon Studios. Released on October 17th 2018 has received 208,163 reviews of which 203,940 were positive and 4,223 were negative resulting in an impressive rating of 9.7 out of 10. The game has hit the top spot as the #1 most played colony sim game, thanks to its 18,188 peak concurrent players over the last day.
9.7
203,940
4,223
18,188
players
2. Oxygen Not Included
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. Oxygen Not Included is a colony sim, base-building and survival game developed and published by Klei Entertainment. Released on July 30th 2019 has received 127,555 reviews of which 123,406 were positive and 4,149 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 4,349 players online at once in the last 24 hours, this game is currently ranked #2 among colony sim games based on player count.
9.5
123,406
4,149
4,349
players
3. Timberborn
Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood. Timberborn is a city builder, voxel and colony sim game developed and published by Mechanistry. Released on September 15th 2021 has received 30,607 reviews of which 29,222 were positive and 1,385 were negative resulting in an impressive rating of 9.3 out of 10. While seeing 2,444 players online at once in the last 24 hours, this game is currently ranked #3 among colony sim games based on player count.
9.3
29,222
1,385
2,444
players
4. WorldBox - God Simulator
WorldBox is the ULTIMATE god simulator and sandbox game. A petri dish for your fantasy civilizations. Create your own world or destroy it using many powers. Watch civilizations grow, form kingdoms, colonize new lands, sail to far continents, wars to ignite, empires to fall and towns to burn! WorldBox - God Simulator is a sandbox, god game and simulation game developed and published by Maxim Karpenko. Released on December 02nd 2021 has received 42,757 reviews of which 40,617 were positive and 2,140 were negative resulting in an impressive rating of 9.3 out of 10. With 1,856 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played colony sim games.
9.3
40,617
2,140
1,856
players
5. They Are Billions
They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can humanity survive after the zombie apocalypse? They Are Billions is a base-building, colony sim and strategy game developed and published by Numantian Games. Released on June 18th 2019 has received 48,491 reviews of which 41,284 were positive and 7,207 were negative resulting in a rating of 8.4 out of 10. With 1,222 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played colony sim games.
8.4
41,284
7,207
1,222
players
6. Dwarf Fortress
The deepest, most intricate simulation of a world that's ever been created. The legendary Dwarf Fortress is now on Steam. Build a fortress and try to help your dwarves survive against a deeply generated world. Dwarf Fortress is a dwarf, colony sim and strategy game developed by Bay 12 Games and published by Kitfox Games. Released on December 06th 2022 has received 28,387 reviews of which 26,952 were positive and 1,435 were negative resulting in an impressive rating of 9.3 out of 10. With 978 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played colony sim games.
9.3
26,952
1,435
978
players
7. Against the Storm
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. Against the Storm is a strategy, simulation and city builder game developed by Eremite Games and published by Hooded Horse. Released on December 08th 2023 has received 30,987 reviews of which 29,434 were positive and 1,553 were negative resulting in an impressive rating of 9.3 out of 10. With 951 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played colony sim games.
9.3
29,434
1,553
951
players
8. My Singing Monsters
Breed them, feed them, listen to them sing! Create an island full of Singing Monsters, then watch your song evolve as you breed and upgrade them. Design and build unique decorations to make your world look just the way you want. You'll love exploring the wonderful fantasy land of the Monster World! My Singing Monsters is a creature collector, simulation and casual game developed and published by Big Blue Bubble. Released on March 24th 2021 has received 41,174 reviews of which 38,672 were positive and 2,502 were negative resulting in an impressive rating of 9.2 out of 10. With 783 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played colony sim games.
9.2
38,672
2,502
783
players
9. Prison Architect
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect. Prison Architect is a simulation, building and sandbox game developed by Double Eleven and Introversion Software and published by Paradox Interactive. Released on October 06th 2015 has received 72,107 reviews of which 64,262 were positive and 7,845 were negative resulting in a rating of 8.8 out of 10. With 697 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played colony sim games.
8.8
64,262
7,845
697
players
10. Stronghold Crusader HD (2012)
The highly anticipated sequel to the best-selling Stronghold, Stronghold Crusader HD throws you into historic battles and castle sieges from the Crusades with fiendish AI opponents, new units, 4 historical campaigns and over 100 unique skirmish missions. Stronghold Crusader HD (2012) is a military, city builder and real time tactics game developed and published by FireFly Studios. Released on October 21st 2013 has received 19,648 reviews of which 19,185 were positive and 463 were negative resulting in an impressive rating of 9.5 out of 10. With 604 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played colony sim games.
9.5
19,185
463
604
players
Best deals on colony sim games on Steam
Discover fantastic savings with the best discounts on a variety of colony sim games available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted colony sim games.
1. Lords and Villeins
Build a prosperous settlement in a unique simulation of a feudal economy - each family runs their shop, owns their goods, and trades with other villagers in a free market. You will manage the land, build houses, organise events, set taxes, and balance supply and demand while engaging in diplomacy! Lords and Villeins is a colony sim, strategy and city builder game developed by Honestly Games and published by Fulqrum Publishing. Released on November 10th 2022 has received 867 reviews of which 628 were positive and 239 were negative resulting in a rating of 7.0 out of 10. Featuring a massive 96% discount, this game currently holds the #1 spot in the best deals for colony sim category.
7.0
628
239
-96%
27.50€
1.10€
2. Founders' Fortune
A fantasy village builder focusing on creative building, colonist psychology and base defense. Handle resources, farming, production, tools, diplomacy, families, trading, defense, and research, as well as the wishes, expectations, thoughts, and equipment of every villager. Founders' Fortune is a colony sim, base-building and city builder game developed and published by Dionic Software. Released on December 18th 2020 has received 2,099 reviews of which 1,690 were positive and 409 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in colony sim games.
7.8
1,690
409
-95%
20.00€
1.00€
3. Life is Feudal: Forest Village
LiF:Forest Village is a city builder with survival aspects in a realistic harsh medieval world. Shape, build and expand your settlement, grow various food to prevent your villagers from avitaminosis and starvation. Possess them for additional micromanagement or simply to wander around. Life is Feudal: Forest Village is a city builder, colony sim and strategy game developed by Mindillusion and published by Bitbox Ltd.. Released on May 26th 2017 has received 5,881 reviews of which 3,897 were positive and 1,984 were negative resulting in a rating of 6.5 out of 10. Thanks to its incredible 93% discount, this game is now the #3 best deal in colony sim games.
6.5
3,897
1,984
-93%
24.57€
1.72€
4. Prison Architect
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect. Prison Architect is a simulation, building and sandbox game developed by Double Eleven and Introversion Software and published by Paradox Interactive. Released on October 06th 2015 has received 72,107 reviews of which 64,262 were positive and 7,845 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 90% discount, this title has earned the #4 position in the best deals for colony sim games.
8.8
64,262
7,845
-90%
24.80€
2.48€
5. Stronghold: Warlords
Besiege Great Khans, Imperial warlords and Shōgun commanders in Stronghold: Warlords, the latest 'castle sim' from Firefly Studios. Command AI warlords across the battlefield as you build a castle economy and new gunpowder-fuelled siege engines! Stronghold: Warlords is a city builder, real time tactics and colony sim game developed and published by FireFly Studios. Released on March 09th 2021 has received 4,968 reviews of which 3,230 were positive and 1,738 were negative resulting in a rating of 6.4 out of 10. Currently offered at a significant 90% discount, this title has earned the #5 position in the best deals for colony sim games.
6.4
3,230
1,738
-90%
34.99€
3.49€
6. As Far As The Eye
Build a mobile village and travel with your tribe toward the center of the world, called The Eye. This roguelike turn-based resource-management game is made of procedural situations, natural events, skill-trees and hard choices. Ready to move? As Far As The Eye is a strategy, building and colony sim game developed by Unexpected and published by Unexpected, Goblinz Publishing and Maple Whispering Limited. Released on September 10th 2020 has received 2,078 reviews of which 1,507 were positive and 571 were negative resulting in a rating of 7.0 out of 10. Currently offered at a significant 89% discount, this title has earned the #6 position in the best deals for colony sim games.
7.0
1,507
571
-89%
20.73€
2.28€
7. Townsmen - A Kingdom Rebuilt
Townsmen – A Kingdom Rebuilt hands the crown to you: Guide your people from their first steps in a small village to a massive medieval metropolis with thousands of inhabitants. Townsmen - A Kingdom Rebuilt is a strategy, simulation and casual game developed and published by HandyGames. Released on February 26th 2019 has received 1,225 reviews of which 853 were positive and 372 were negative resulting in a rating of 6.7 out of 10. Currently offered at a significant 88% discount, this title has earned the #7 position in the best deals for colony sim games.
6.7
853
372
-88%
19.83€
2.38€
8. Against the Storm
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. Against the Storm is a strategy, simulation and city builder game developed by Eremite Games and published by Hooded Horse. Released on December 08th 2023 has received 30,987 reviews of which 29,434 were positive and 1,553 were negative resulting in an impressive rating of 9.3 out of 10. Currently offered at a significant 87% discount, this title has earned the #8 position in the best deals for colony sim games.
9.3
29,434
1,553
-87%
30.77€
4.00€
9. Spellcaster University
Develop a prestigious university of mages. Build rooms, train your students, fight orcs, slay the bureaucrats, manage your budget... a director's life is not a quiet one. Spellcaster University is a simulation, magic and colony sim game developed by Sneaky Yak Studio and published by Sneaky Yak Studio and WhisperGames. Released on June 15th 2021 has received 4,023 reviews of which 3,339 were positive and 684 were negative resulting in a rating of 8.0 out of 10. Currently offered at a significant 86% discount, this title has earned the #9 position in the best deals for colony sim games.
8.0
3,339
684
-86%
21.43€
3.00€
10. Craft The World
Craft The World is a unique sandbox strategy game, the mix of Dungeon Keeper, Terraria and Dwarf Fortress.Explore a random generated world populated by dangerous creatures, build a dwarf fortress, gather resources, and craft all the items, weapons, and armor you need. Craft The World is a dwarf, colony sim and crafting game developed by Dekovir Entertainment and published by Black Maple Games. Released on November 24th 2014 has received 15,885 reviews of which 14,060 were positive and 1,825 were negative resulting in a rating of 8.6 out of 10. Currently offered at a significant 80% discount, this title has earned the #10 position in the best deals for colony sim games.
8.6
14,060
1,825
-80%
18.65€
3.73€
Free colony sim games on Steam
Check out this fantastic list of free-to-play colony sim games you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play colony sim games.
1. My Singing Monsters
Breed them, feed them, listen to them sing! Create an island full of Singing Monsters, then watch your song evolve as you breed and upgrade them. Design and build unique decorations to make your world look just the way you want. You'll love exploring the wonderful fantasy land of the Monster World! My Singing Monsters is a creature collector, simulation and casual game developed and published by Big Blue Bubble. Released on March 24th 2021 has received 41,174 reviews of which 38,672 were positive and 2,502 were negative resulting in an impressive rating of 9.2 out of 10. With 783 active players enjoying it for free, this strategy game has reached the #1 spot among the top free colony sim games on Steam.
9.2
38,672
2,502
783
players
2. Terraformers: First Steps on Mars
Terraformers: First Steps on Mars is a free prologue of Terraformers, featuring an exclusive challenge to lead humanity's first attempt at settling the Red Planet. Terraformers: First Steps on Mars is a strategy, simulation and colony sim game developed by Asteroid Lab and published by Goblinz Publishing and IndieArk. Released on October 23rd 2021 has received 683 reviews of which 610 were positive and 73 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #2 spot among the most played free colony sim games on Steam.
8.4
610
73
1
players
3. Colony Simulator
Can your Colony survive 10 days or more in the desert? Find food, build your colony, recruit new workers, feed your population, craft tools and equipment, cook food and research technologies! Colony Simulator is a simulation, city builder and colony sim game developed and published by Indie Marc. Released on February 08th 2022 has received 422 reviews of which 279 were positive and 143 were negative resulting in a rating of 6.4 out of 10. The game currently holds the #3 spot among the most played free colony sim games on Steam.
6.4
279
143
1
players
4. Don't get lost
A procedurally-generated, open-world, first-person colony sim. Build colonies in an infinite world, alone or with friends via Steam or self-hosted multiplayer. Don't get lost is a colony sim, multiplayer and procedural generation game developed by Michael Hutcheon and published by miicck. Released on February 01st 2023 has received 453 reviews of which 361 were positive and 92 were negative resulting in a rating of 7.5 out of 10. The game currently holds the #4 spot among the most played free colony sim games on Steam.
7.5
361
92