Best Colony Sim Games on Steam

Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated colony sim games.

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Astro Colony 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.

Price -43% 11.16€
Rating 7.9
Release 02 Jun 2026
FEED THE QUEEN Gather food to grow your colony. Evolve and upgrade specialized worker types. Discover and combine interesting synergies. Optimize your production, customize your strategy and feed the Queen ever-increasing amounts of food!

Price 6.99€
Rating 6.9
Release 25 May 2026
Astrobuilder Navigate a living, AI-driven universe spanning 150+ planets and 600+ intelligent NPCs. Rise from a rookie trader to a galactic tycoon: manage storefronts, forge a Commerce Guild, and become the nexus between Factions, steering the fate of the Galaxy.

Price 15.49€
Rating 8.4
Release 25 May 2026
Gold Gold Adventure Gold In this world, it’s all about the gold! Use it to build up a fantasy town, recruit heroes, give quests, raise a Godbeast, cast powerful spells, and expand your influence—all one gold coin at a time.

Price 22.22€
Rating 6.8
Release 15 May 2026
Pandora's Toybox Become a God, build a civilization. In this dynamic Roguelite God Simulator, guide human civilization on a procedurally generated pixel world. Watch your people grow, defend them against heretics, and build an immortal legacy.

Price 10.25€
Rating 7.9
Release 14 May 2026
Space Haven 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.

Price -38% 15.74€
Rating 8.4
Release 13 May 2026
Eden Crafters Eden Crafters is a solo or co-op open-world survival, crafting, and factory-building game where you transform a hostile planet into a habitable haven for humanity. Build, automate, and terraform. Control the climate, create a breathable atmosphere, and turn toxic lakes into water: shape a new world!

Price -25% 14.73€
Rating 8.3
Release 07 May 2026
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!

Price -62% 11.20€
Rating 8.5
Release 17 Apr 2026
Sintopia Manage Hell. Manipulate the Overworld. Build the resurrection business of your dreams! In Sintopia, you’re tasked with managing the bureaucratic administration of Hell: “re-educate” the sinful, generate profit, play god and expand your hellish empire. All part of a day’s work at Hell Incorporated.

Price -41% 20.99€
Rating 7.8
Release 16 Apr 2026
Regions of Ruin: Runegate Embark on an explorative RPG hack-and-slash adventure where you attempt to re-establish a haven for the lost dwarven civilization. Journey across varied lands, help those in need, gather resources and fight off goblins and monsters as you slowly rebuild a home for your people.

Price -52% 9.79€
Rating 8.0
Release 14 Apr 2026
DarkSwitch DarkSwitch is a vertical survival city builder. Build a city on a great tree and defend it against the Fog. Face the challenges of limited real estate, scarce resources, and tough moral choices as you seek to uncover the mystery of the Shroud. The Tree Provides! The Tree Protects! The Tree Prevails!

Price -55% 13.59€
Rating 7.3
Release 09 Apr 2026
Soulmask Don the Ancient Mask. Wield the power of gods. Possess any of your tribespeople, recruit followers, and build a thriving automated civilization. Survive, expand, and forge your own legacy across a vast ancient open world — together with friends.

Price -42% 17.50€
Rating 7.9
Release 09 Apr 2026
ALL WILL FALL Build massive ocean cities and lead your people to prosperity in this post-apocalyptic survival colony sim. Featuring a physics-based 3D construction system, complex resource management, exploration, difficult political decisions, supply chains, and a robust sandbox mode.

Price -53% 13.75€
Rating 7.4
Release 03 Apr 2026
Banana Drama Banana Drama is an indie RTS game. It offers a singleplayer and online multiplayer experience. Your monkey king is held captive by evil dinos - he needs help! Be part of the banana crew and join us on Discord!

Price 1.99€
Rating 8.6
Release 29 Mar 2026
Eastern Era To escape from pursuit, as the leader of your sect, guide your disciples to rise again! Engage in farming and hunting, train in martial arts, and forge weapons and armor. Build your sect's base and fortifications from the ground up to survive in this perilous, ambition-filled martial world!

Price -42% 14.38€
Rating 6.3
Release 27 Mar 2026
Nova Roma The glory of Rome is at your fingertips in this city-building game where you must appease the gods, enact laws, and develop complex supply chains to meet the needs of your citizens.

Price -50% 15.03€
Rating 9.0
Release 26 Mar 2026
Going Medieval 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.

Price -76% 7.44€
Rating 8.8
Release 17 Mar 2026
Timberborn 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.

Price -50% 17.25€
Rating 9.4
Release 12 Mar 2026
MR FARMBOY MR FARMBOY is a colony farming game with automation. Build your dream farm, grow crops, raise animals, attract villagers, and hire workers to automate everything.

Price -55% 3.27€
Rating 8.0
Release 05 Mar 2026
Laysara: Summit Kingdom Build and expand your very own settlements in high mountains! Carefully plan production chains and satisfy various needs of your three-caste society while dealing with mountain hazards such as weather breakdowns and avalanches. Are you skilled enough to make your town thrive?

Price 24.50€
Rating 7.9
Release 27 Feb 2026
The Last Starship 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!

Price 19.99€
Rating 7.6
Release 03 Feb 2026
Occupy Mars: The Game 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.

Price -81% 5.39€
Rating 7.1
Release 30 Jan 2026
Calyx A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?

Price -20% 19.99€
Rating 8.2
Release 29 Jan 2026
Solargene 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

Price 29.99€
Rating 7.4
Release 19 Jan 2026
Craftlings Inspired by legendary classics from the ’90s, Craftlings will take you on a journey full of strategic decisions and test your skills in optimizing automated production chains and Craftlings’ paths. Gather, deliver, build, and fight for wealth and glory in the unique, nostalgic world of Craftlings.

Price 19.79€
Rating 8.0
Release 15 Jan 2026
StarRupture StarRupture is a first-person open world base-building game with advanced combat and tons of exploration. Play alone or in a group on this sublime and ever-changing planet, extract and manage resources, create your complex industrial system and fight off hordes of alien monsters.

Price -55% 9.06€
Rating 7.9
Release 06 Jan 2026
Pioneers of Pagonia Rebuild hope in a world that was lost in the fog. Lead your Pioneers across the isles of Pagonia, unite scattered tribes, raise thriving communities and discover the history of your people as you reclaim your world in the new story campaign.

Price -64% 12.81€
Rating 8.2
Release 11 Dec 2025
Flotsam Sail, scavenge, and rescue survivors in a vibrant floating city-builder. Captain your drifters across the endless garbage sea to uncover soaked ruins, rusting factories, and stories from the old world.

Price -9% 20.99€
Rating 7.5
Release 04 Dec 2025
Asbury Pines A grisly mystery in a small town unfolds across centuries through the stories of its residents. Orchestrate their work, grow resources, upgrade skills, and create automated production loops between past and future eras. All to uncover a sprawling secret embedded in the flow of time.

Price 12.79€
Rating 8.5
Release 19 Nov 2025
Whiskerwood Establish a home for your industrious mice under the oppressive paw of your cat overlords in this city builder featuring complex simulations, intricate production chains, and the age-old rivalry between cat and mouse.

Price -60% 12.09€
Rating 8.9
Release 06 Nov 2025
Becastled Build a castle by day and defend it by night. Becastled blends cozy city-building with challenging tower defense strategy. Lead the Sun Kingdom’s last stand against the Moon Beasts and end the ancient conflict between light and darkness!

Price 19.50€
Rating 8.0
Release 22 Oct 2025
Lessaria: Fantasy Kingdom Sim Lessaria is an RTS inspired by Majesty 👑 where you guide heroes with indirect control. Play through the campaign or relax in sandbox mode as you build your magical kingdom.

Price -44% 14.09€
Rating 7.6
Release 20 Oct 2025
IDLE BOSS RUSH Slay giant bosses and turn the hollow wasteland into the almighty kingdom! Endlessly rewarding incremental game where you collect fountains of rare loot, unleash crazy combos and watch the monsters fall under your knees. Boss Rush that keeps on going when you're gone!

Price -20% 7.80€
Rating 6.5
Release 29 Sep 2025
STARIO: Haven Tower A vertical kingdom in the sky! Plan your ascent from the harsh Sand Zone, rising layer by layer as you and your Towertizens stand together against looming disasters. Build trade ports and vertical supply networks. Perform Rituals to shape miracles, and witness the prosperity of this rising nation.

Price -60% 5.64€
Rating 8.7
Release 25 Sep 2025
Buggos 2 Conquer and destroy the dirty Humans by sending swarms of bugs to crush their home worlds. Evolve your Buggos into stronger, faster, more murderous creatures that can rip the Human defenses to shreds! No one can stop your evolutionary powers. You are the evil Buggo Hivemind!!!

Price 24.47€
Rating 7.9
Release 25 Sep 2025
After Long Night After Long Night is a sandbox survival RTS. Build and fortify your base, scavenge every corner for vital resources, craft deadly weapons, and raise a militia to fight off relentless zombie hordes that strike every night. In this world, scavenging isn't just survival—it's strategy, power and war.

Price -17% 8.10€
Rating 7.4
Release 19 Sep 2025

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