
Survive the deep. Build and manage a nomadic underwater colony in a retro-futuristic ocean world. Resources are finite, forcing your colony ever deeper into the deadly abyss.
60+ similar titles based on shared tags and player behavior. Themes include Colony Sim, Base Building, Survival, Strategy.

Survive the deep. Build and manage a nomadic underwater colony in a retro-futuristic ocean world. Resources are finite, forcing your colony ever deeper into the deadly abyss.

After the Collapse
ATC is a base building game set in a post-apocalyptic world featuring urban environments. Build a base across several layers with dozens of survivors. Fight other factions for the control of the remaining production centers and explore the world to find long forgotten resources and technologies.

Life Below
Life Below is a refreshing twist on the city-building genre, set beneath the waves. Shape thriving coral reefs, revive collapsing ecosystems, and grow a living seascape in a heartfelt narrative by Rhianna Pratchett. You are the ocean's final hope.
ATC is a base building game set in a post-apocalyptic world featuring urban environments. Build a base across several layers with dozens of survivors. Fight other factions for the control of the remaining production centers and explore the world to find long forgotten resources and technologies.
Why similar: Colony Sim 22.6%, Base Building 12.9%, City Builder 12.2%, Moddable 9.6%, Survival 8.4%
Life Below is a refreshing twist on the city-building genre, set beneath the waves. Shape thriving coral reefs, revive collapsing ecosystems, and grow a living seascape in a heartfelt narrative by Rhianna Pratchett. You are the ocean's final hope.
Why similar: Underwater 18.1% ★, Colony Sim 16.2%, City Builder 12.5%, Science 12.3%, Base Building 9.7%
Goblins live for about 20 days. Build a colony that outlasts them. Grow food, dig into the hillside, organize workshops and hauling, and prepare for raids. Raise the next generation and turn a woodland settlement into a fortress of their own.
Why similar: Colony Sim 29.8%, Base Building 15.7%, City Builder 14.3%, Resource Management 10.4%, Survival 7.2%
Discover a whole new world with Mars City Builder! Construct roads, erect buildings customize the city and take care of its safety. After all, you are the first Martian settler and this is a vast, unknown land. Develop it in any way you please!
Why similar: Colony Sim 22.8%, Base Building 13.2%, Moddable 9.5%, Sandbox 9.3%, City Builder 9.3%
Build a city on the back of a Space Whale and learn to coexist as you journey through the stars. Manage intricate supply chains and the needs of your people as you build outposts, meet aliens, and uncover the mysteries of the universe.
Why similar: Colony Sim 21.7%, City Builder 14.2%, Base Building 12.9%, Sandbox 8.7%, Resource Management 8.7%
This is a free version of Oxygen, featuring the first 50 game-days. 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 keep the Oxygen Center running!
Why similar: Colony Sim 21.9%, City Builder 16.9%, Base Building 15.3%, Resource Management 9.4%, Survival 9.4%
Lil guys building castles and fighting monsters. Build creative defenses, protect the crown, and make more lil guys.
Why similar: Colony Sim 27.6%, Base Building 15.7%, City Builder 14%, Survival 10.4%, Resource Management 8.3%
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 22.8%, Underwater 22.4% ★, City Builder 17.1%, Base Building 10.4%, Resource Management 5.4%
Grow a small colony into a vast, world-spanning civilization. Play solo or with friends as you gather resources, build cities, manage colonist needs, explore uncharted lands, establish logistics, raise armies, forge alliances, and wage wars—all in a living world.
Why similar: Colony Sim 25.2%, City Builder 15.3%, Base Building 14.6%, Sandbox 9.4%, Survival 7.3%
A sci-fi survival-crafting colony sim set in a flooded world of floating islands. Build a colony, craft gear, design rafts, fend off sharks, manage your survivors, and explore island bunkers to uncover lost Float-Tech from an old-world corporation.
Why similar: Colony Sim 23.1%, Underwater 22.1% ★, Base Building 11.5%, Survival 9.8%, Crafting 9.4%
Mine, build, upgrade, and extract. Scavenge planets in a base-building resource management sim. Gather materials, construct facilities, and order units to survive in a hostile galaxy. Launch your base to the next zone before planetary threats overwhelm you.
Why similar: Base Building 19.3%, Colony Sim 18.9%, Sandbox 11.6%, Survival 11.5%, Resource Management 10.6%
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 28.2%, Base Building 16.1%, Moddable 11.1%, Survival 9.7%, City Builder 9.4%
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 21.7%, City Builder 16%, Base Building 14.1%, Resource Management 9.2%, Survival 9.2%
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.
Why similar: Colony Sim 36%, City Builder 16.2%, Base Building 15.1%, Sandbox 7.5%, Survival 7.2%
A full reimagining of Frostpunk, the groundbreaking survival city builder, packed with new content. In a world ravaged by endless frost, become the Captain of the last city on Earth. Manage its people and infrastructure while facing cruel weather and even crueler choices.
Why similar: Colony Sim 20.3%, Steampunk 16.5% ★, City Builder 16.3%, Base Building 10.9%, Resource Management 9.9%
Explore alien planets with carefully designed ecosystems, weather, resources, dangers and unique phenomena. Hunt animals for food and collect resources to craft equipment and repair devices on your ship. Escape each unique planet and unlock crew members and new ships.
Why similar: Colony Sim 26.4%, Survival 11%, Base Building 10%, Sandbox 9.8%, City Builder 9.4%
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 30.9%, City Builder 19.9%, Base Building 16.3%, Survival 9.3%, Resource Management 5.6%
Architect of Ruin is a completely hand drawn sword and sorcery colony simulation game. Farm, hunt, build, and survive as you rebuild an ancient temple under the gaze of a vengeful god.
Why similar: Colony Sim 22%, City Builder 14.4%, Base Building 13.1%, Moddable 9.3%, Resource Management 8.7%
Rebuild civilization in a world consumed by the blight. Manage survivors, defend against the dead, and transform a fragile camp into a thriving frontier settlement.
Why similar: Colony Sim 31.6%, City Builder 18.6%, Base Building 15.4%, Survival 7.4%, Resource Management 6.8%
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 21.2%, City Builder 20.6%, Steampunk 16.3% ★, Survival 11.5%, Resource Management 11%
Baugarten is a new kind of empire-builder. Baugarten plays like a traditional empire builder - but those interested can push the limit by leveraging their math and science skills to optimise everything further and get ahead faster.
Why similar: Colony Sim 21.4%, Science 18.7%, Steampunk 11.4% ★, Resource Management 10.5%, Sandbox 9.7%
Patron is a survival city builder with a unique social dynamics system. Gather and produce resources, build your fledgling village into a prosperous city and navigate the intricate social tensions before they reach boiling point.
Why similar: Colony Sim 28.1%, City Builder 19.6%, Survival 10.9%, Base Building 9.3%, Moddable 8.8%
Hardcore city-building sim in a fantasy steampunk world. Manage multi-racial colonies with hundreds of autonomous citizens, balance their needs, grow the economy, build logistics, and travel a vast world carrying out the Emperor’s orders.
Why similar: Colony Sim 19.7%, City Builder 13.6%, Steampunk 12.3% ★, Base Building 10.2%, Sandbox 8.3%
Quriocity is a sci-fi city builder game set on a bare alien planet very similar to Earth. Build and upgrade a wide variety of units to extract resources and provide services, such as maintenance, food production, education, entertainment and many more.
Why similar: Colony Sim 25.5%, City Builder 17.8%, Base Building 13%, Sandbox 10.3%, Survival 9.1%
Survive in the skies of Venus with your floating colony as you balance buoyancy, mass, and altitude. Launch balloons and probes to explore the planet while harvesting resources from the atmosphere. Build up your colony and thrive in a simulation based on real science. Venus awaits.
Why similar: Colony Sim 32.4%, City Builder 14.9%, Base Building 11.7%, Science 11.3%, Resource Management 8%
Become the hive mind of a robot ant colony in this free version of 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!
Why similar: Colony Sim 21%, Base Building 12.3%, City Builder 11.8%, Moddable 11.4%, Sandbox 8.6%
Embark on a journey to build a prosperous settlement in this colony sim with a richly simulated economy. Manage the land, citizens’ salaries, taxes, and laws. Experience a detailed world where every action has a reaction, and even the smallest events can shatter the kingdom’s fate.
Why similar: Colony Sim 26.4%, City Builder 18.2%, Base Building 11.2%, Sandbox 11%, Crafting 10.1%
Dive into the sunken world. Face the dangers of the deepness. Build a colony and make it thrive. Conquer or explore the unknown, you decide which way you choose.
Why similar: Underwater 18.7% ★, Colony Sim 18.6%, City Builder 12.6%, Base Building 10.8%, Sandbox 7.8%
An atmospheric city-builder inspired by classics like Caesar III, Anno, and Pharaoh—set on the ocean floor. Build, manage, and expand your underwater colony as humanity flees a dying world. Balance resources, population, and survival in this deep colony sim across a structured campaign.
Why similar: Colony Sim 20.6%, Underwater 19.3% ★, Base Building 14.7%, City Builder 14%, Sandbox 6.6%
Build a settlement around the last flame. Gather, construct, and research by day, then defend against the Shadows at night. When a village falls, carry its records and memories into the next civilization and endure one night longer.
Why similar: Colony Sim 34.9%, City Builder 21.5%, Survival 12.4%, Base Building 9.7%, Crafting 7.3%
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!
Why similar: Colony Sim 21.3%, City Builder 13%, Base Building 11.5%, Moddable 9.5%, Sandbox 8.7%
Blocktopia is a vibrant and humorous clicker city-builder game. Gather resources, build your town, and defend it against nightly raids! In this chaotic world where justice prevails, survive and dive into a fun city-building experience!
Why similar: Colony Sim 26.7%, City Builder 19%, Base Building 13.5%, Sandbox 11.1%, Survival 9.9%
Build, survive, explore. Design your city, manage resource chains and workers, Send ships on expedition, trade with cities, discover mysterious dungeons and uncover secrets of ancients.
Why similar: Colony Sim 34%, City Builder 14.6%, Base Building 14.2%, Survival 12.4%, Resource Management 9.6%
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 40.3%, Base Building 17.2%, Sandbox 8.6%, Survival 8.1%, Crafting 7.2%
Become a real medieval feudal lord: start with a small village and build it up into an enormous impenetrable castle. You will have to repel enemy raids: hide behind thick walls, lure your enemies into strategically placed traps, and even lead your loyal peasants into battle.
Why similar: Colony Sim 25.8%, Base Building 14.8%, City Builder 14.1%, Resource Management 10.2%, Crafting 9.3%
Carve out and manage vast underground colonies! Build chambers, mine resources, and watch your settlement thrive. Assign specialized roles to your residents, then dig deeper to uncover ancient caves, precious resources, and mysterious tombs that unlock new possibilities.
Why similar: Colony Sim 35%, Base Building 18.4%, City Builder 10.8%, Resource Management 8.4%, Management 8.2%
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 36.7%, Base Building 20.7%, Survival 12.6%, Resource Management 11%, Sandbox 6.5%
Create your own prehistoric civilization and lead your tribe in a world you shape. Start with nothing, build towns and industry, and advance through thousands of years of technological breakthroughs in this intimate yet expansive colony sim.
Why similar: Colony Sim 24.6%, City Builder 16.1%, Base Building 13.1%, Moddable 9.3%, Crafting 8.1%
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 23.3%, Base Building 13.7%, City Builder 13.3%, Sandbox 9.1%, Survival 9%
A deep starship colony sim. Build your starship, manage air, water, food, fuel, energy, temperature and psychology to keep your crew alive across vast distances. Closed-loop system in space. Mining, wiring, plumbing, in-ship factory, (alien?) radio signals & translation, diplomacy, combat, and more.
Why similar: Colony Sim 27.6%, Base Building 15.6%, City Builder 10.4%, Survival 10.2%, Sandbox 8.9%
Colonize rich planets with vegetation or deserted moons. Build a functional and prosperous colony. Take care of your colonists. Experience adventures on distant worlds or build a colony on planets in our solar system.
Why similar: Colony Sim 27.9%, Base Building 14.9%, City Builder 14.4%, Sandbox 10.5%, Resource Management 8.6%
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 38.4%, City Builder 24.6%, Base Building 12%, Strategy 7%, Sci-fi 6.3%
Guide pioneering settlers among Venusian clouds in this space colonisation city builder. Grow food, collect energy, mine resources, balance buoyancy and weight to stay afloat in the treacherous Venusian atmosphere, and build a self-sufficient colony while navigating storms and acidic clouds.
Why similar: Colony Sim 27.5%, City Builder 17.8%, Base Building 15.5%, Survival 9.4%, Resource Management 9%
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 34.4%, Base Building 19.6%, Sandbox 8.3%, Survival 7.2%, City Builder 6.8%
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 27.7%, City Builder 22.7%, Survival 10.8%, Base Building 8.5%, Sandbox 8.3%
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 33.3%, City Builder 20.6%, Sandbox 13.8%, Survival 8.7%, Crafting 8.3%
Build your spaceship, manage your crew, and explore the cosmos whilst trying to keep your crew alive and your ship fully functioning. This challenging survival colony sim features deep simulated ship systems and a whole universe to explore.
Why similar: Colony Sim 24.9%, Base Building 14.3%, Moddable 12%, Survival 9.4%, Sandbox 9.1%
Stone to Stars is a colony sim and ruler simulator set at the dawn of civilization. Settle an uncharted continent, build a thriving settlement, discover new technologies, trade or wage war with your neighbors—and hold on to power as you guide your dynasty through the ages.
Why similar: Colony Sim 25.2%, City Builder 16%, Base Building 12.5%, Survival 9.8%, Crafting 9.6%
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 22.5%, Base Building 13%, Moddable 10.1%, Survival 8.6%, Resource Management 8.6%
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.
Why similar: Colony Sim 21.6%, City Builder 14.8%, Base Building 13.1%, Moddable 11.8%, Sandbox 9.1%
SeaColony is a survival colony-builder set on the open sea. Build and expand a floating colony, manage colonists, research technologies, and develop farming, fishing, production, and power systems. Trade with merchant ships and survive pirate raids, fires, and harsh weather as your colony grows.
Why similar: Colony Sim 29.6%, Base Building 16.6%, Survival 11%, Resource Management 9.7%, Sandbox 9.7%
Mistward is a survival city-builder set on a mysterious island enshrouded in a poisonous mist! Create light sources to keep the mist at bay, build houses and command humans to gather resources. Explore the island and find a way out!
Why similar: Colony Sim 26.4%, City Builder 18%, Science 13.6%, Sandbox 11.1%, Base Building 8.7%
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 30.7%, Base Building 16.6%, Survival 12%, City Builder 8.2%, Sandbox 7.9%
Build, manage, and expand a medieval voxel colony in a procedurally generated world. Gather resources, assign AI-controlled villagers, reshape the terrain, survive changing seasons, and grow your settlement block by block.
Why similar: Colony Sim 28.7%, City Builder 17%, Base Building 14.2%, Sandbox 9.1%, Survival 9.1%
Build and automate a lunar colony that Earth depends on. Mine regolith, run conveyor-and-drone factories above and below the surface, manage colonists, trade with rival Earth factions — and play a story campaign with multiple endings.
Why similar: Colony Sim 24.9%, Base Building 16.1%, City Builder 13.4%, Resource Management 10.2%, Sandbox 9.4%
In the distant Milky Way galaxy, there hides a mysterious planet named Mozi Planet. This planet has a vast and boundless ocean, and every drop of seawater is shining with a mysterious light, as if telling the ancient interstellar secrets.
Why similar: Colony Sim 20.6%, City Builder 14.8%, Base Building 14%, Moddable 9.8%, Crafting 9.2%
Build a unique civilization in a flat world! Explore, extract resources, expand, and battle enemies. Use your time management skills to fend off attacks and face a mysterious threat. Are you ready to create a world that can survive?
Why similar: Colony Sim 23.7%, City Builder 17%, Base Building 13.7%, Resource Management 9.5%, Sandbox 9.1%
Make Your Kingdom is a city-building game unique to its genre. Play as a founder of the settlement — help build your kingdom, carry the resources, talk to other settlers, motivate them and fight off hordes of orcs with your own sword!
Why similar: Colony Sim 24.9%, City Builder 18.4%, Base Building 12.8%, Survival 10.1%, Sandbox 9%
Survive and thrive in a pixel art survival RPG set in the Alaskan wilderness. Trap, fish, forage, and build a village from scratch. Face shifting seasons, craft to endure the cold, and live in harmony with nature in a world where every choice matters.
Why similar: Colony Sim 26.5%, City Builder 15.7%, Base Building 10.9%, Resource Management 10.9%, Survival 10.9%