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Best Colony Sim Games on Steam

Filter the Steam catalog for top-rated Colony Sim games. Every title listed here is aggregated based on positive community reviews and active player feedback. Compare current discounts below to get the best deal on your next game.

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Occupy Mars: The Game Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.
Price -85% 4.42€
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 With only an out-of-date AI for company, can you survive?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 24.99€
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 Build a bustling settlement in a 2D logistics puzzle. Guide tiny workers through the routes you create, connect production chains, and solve handcrafted missions. Charming to watch, rewarding to figure out.
Price -30% 13.85€
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 -52% 9.61€
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 -59% 14.64€
Rating 7.9
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 22.99€
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 -67% 9.95€
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 -54% 11.74€
Rating 7.5
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 9.75€
Rating 6.4
Release 29 Sep 2025
Buggos 2 You are the Buggo Hivemind. In this low-micro swarm RTS you place spawners, set attack pins and send up to 5,000 bugs into the dirty Humans' walls and turrets. Evolve your swarm across a 45-mission campaign, then take it into Survival, Workshop maps or 4-player online battles.
Price 24.47€
Rating 7.8
Release 25 Sep 2025
Celestial Empire Forge an empire under the watchful eyes of the gods! Take care of your people, develop efficient production chains and trade with other landlords. Ensure their survival through harsh winters and disasters.
Price 19.99€
Rating 8.4
Release 23 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 -25% 7.32€
Rating 7.2
Release 19 Sep 2025
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!
Price -38% 9.36€
Rating 8.4
Release 17 Sep 2025
Roman Triumph: Survival City Builder At the farthest reaches 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!
Price -56% 11.10€
Rating 7.9
Release 16 Sep 2025
Plan B: Terraform 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.
Price 15.99€
Rating 8.8
Release 29 Aug 2025
Planetary Life Manipulate climate, add plants and evolve creatures in this planet and life sandbox simulation game. From cells to civilizations, spread life throughout the whole planet. Or just enjoy watching your creation burn!
Price 11.79€
Rating 8.8
Release 15 Aug 2025
Noble Legacy Noble Legacy is a medieval colony sim where every villager has a purpose and every decision carries weight. Build a thriving settlement, recruit & manage your people, master a deep economy, and defend your realm as you forge a legacy worthy of the crown. What kind of ruler will you be?
Price 24.50€
Rating 6.7
Release 12 Aug 2025
Endzone 2 Endzone 2 is a post-apocalyptic survival colony builder, where you embark to secure humanity's survival after a cataclysmic disaster. Discover and repopulate the last habitable grounds, while the survival of your people hinges on your wits, foresight, and resilience in a harsh and unforgiving world.
Price -96% 1.30€
Rating 6.3
Release 24 Jul 2025
Fill Up The Hole Turn trash into cash in a dystopian world! Fill Up The Hole is a short incremental game where you build a city, automate garbage production, and toss it into a magical hole for profit.
Price -71% 0.87€
Rating 8.5
Release 17 Jul 2025
Drill Core 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?
Price -89% 2.30€
Rating 8.1
Release 17 Jul 2025
The Wandering Village The Wandering Village is a city-building simulation game on the back of a giant, wandering creature. Build your settlement and form a symbiotic relationship with the colossus. Will you survive together in this hostile, yet beautiful post-apocalyptic world, contaminated by poisonous plants?
Price 29.99€
Rating 8.8
Release 17 Jul 2025
Stronghold Crusader: Definitive Edition Gird your loins and sharpen your steel! Besiege 20 unique enemy lords and battle friends online, in this expanded remaster of the classic 'castle sim'. Relive history with new units, opponents, visuals, audio, campaigns, skirmish trails, co-op and larger maps.
Price -44% 11.31€
Rating 8.9
Release 15 Jul 2025
ISLANDERS: New Shores Welcome to ISLANDERS: New Shores. Build your island retreat in a calm, minimalist world with exciting new features that keep the classic charm while inspiring fresh creativity.
Price -75% 2.59€
Rating 9.1
Release 10 Jul 2025
Ground of Aces The World War II Airbase Builder Take command of a remote military air base during World War II. Build your own airfield, manage iconic aircraft and oversee your crew’s well-being. Prepare them against air raids and send your pilots on dangerous missions. Survive and help your nation win the war!
Price -35% 19.17€
Rating 8.2
Release 10 Jul 2025
Zombie Cure Lab In a world overrun by the undead, build a lab to fight back with science. Manage survivors, gather vital resources, and turn zombies into allies. Defend your base and research the cure to reclaim humanity.
Price -44% 14.24€
Rating 6.8
Release 27 May 2025
Worshippers of Cthulhu LEAD the CULT OF CTHULHU. Decide the fate of your followers, perform eldritch rituals, and master the art of city-building in a world where the line between sanity and madness blurs. Can you endure the horrors you unleash?
Price -88% 3.08€
Rating 7.7
Release 22 May 2025
Blacksmith Master Manage your own medieval smithy in Blacksmith Master and supervise the entire process from mining ores and gems to designing and selling finished products. Forge everything from weapons and armor to tools and cooking utensils to fund your craft and become the Blacksmith Master.
Price -69% 6.39€
Rating 8.0
Release 15 May 2025
Darfall Darfall is a hero-based RPG city-building game that puts you in the role of a hero who must protect their home and help it grow! During the day, grow your hero’s might, find epic loot, master new abilities, and fortify your settlement. At night, survive the hordes of undead, until you triumph.
Price 24.50€
Rating 7.5
Release 08 May 2025
Mini Settlers 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.
Price -98% 0.34€
Rating 8.0
Release 06 May 2025
Revolution Idle Revolution Idle is a free idle incremental game with offline progress, prestige layers, and endless automation. Start simple, reach infinity and go further.
Price Free to play
Rating 8.5
Release 01 May 2025
Diplomacy is Not an Option: Shareware Diplomacy is Not an Option: Shareware is a free prequel to the original game. In a medieval fantasy world, you are to build settlements, raise huge armies, and defend against massive hordes of enemies. Learn how Ironbrow clan shaped the world's map the first time - if you survive, that is.
Price Free to play
Rating 8.7
Release 30 Apr 2025
Ratopia Ratopia is a new game that has combined elements of both strategic survival and city building. With plenty of content available, and more planned, enjoy a vast world to adventure and populate with citizens! Build your own economical system to sustain your ideal city of Ratopia.
Price 21.50€
Rating 8.4
Release 30 Apr 2025
MEMORIAPOLIS Memoriapolis is a historical city builder where your city grows organically across 5 ages, from Antiquity to the Industrial Revolution. Manage resources, interact with factions, and shape your dynasty toward building a final Wonder with easy, normal, or hard difficulty levels.
Price 32.46€
Rating 7.5
Release 30 Apr 2025

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Finding the Best Colony Sim Games on SteamSearching for good Colony Sim games often means sifting through hundreds of storefront listings. Instead of relying on raw algorithms or unverified tags, we rank Colony Sim titles using transparent player review metrics to highlight releases with proven community approval.Compare active price drops, filter by review threshold, and select a game below to buy directly on Steam or other stores for great deals.