
Defeat the onslaught of aliens by building your own moon base, placing & upgrading tower defences, managing units, and mining resources!
60+ similar titles based on shared tags and player behavior. Themes include Strategy, Colony Sim, Management, Building.

Defeat the onslaught of aliens by building your own moon base, placing & upgrading tower defences, managing units, and mining resources!

ExoColony: Planet Survival
Challenging space-colony sim. Guide generations of colonists, raise and educate them, manage resources, and ensure food supply. Maintain a breathable atmosphere, tackle pollution, and refine materials to build essential structures. Terraform planet and build ecosystem to make it your new home.

Death By FrostByte
Build up your company to mine resources and manufacture parts, research new technologies, build up your industry with limited resources. Can you survive the harsh arctic climates of a new ice age?
Challenging space-colony sim. Guide generations of colonists, raise and educate them, manage resources, and ensure food supply. Maintain a breathable atmosphere, tackle pollution, and refine materials to build essential structures. Terraform planet and build ecosystem to make it your new home.
Why similar: Mining 16.5% ★, Underground 16.1% ★, Colony Sim 12.8%, City Builder 12.3%, Space Sim 8.8%
Build up your company to mine resources and manufacture parts, research new technologies, build up your industry with limited resources. Can you survive the harsh arctic climates of a new ice age?
Why similar: Mining 18.1% ★, Colony Sim 16%, Underground 14.8% ★, Time Management 12.1%, Base Building 8.5%
Build and lead a colony on the surface of an endless Wall. Manage resources and your people, develop new technologies, defend against relentless zyrex attacks, and send robo-spiders on risky expeditions. Keep the colony from collapsing – in Wall World, it's easy to fall.
Why similar: Colony Sim 17%, Mining 14.6% ★, Tower Defense 14%, City Builder 12.4%, Base Building 8.6%
A sci-fi mining and base-building game where efficient mining is the key to survival. Gather crystals, expand your colony, upgrade your defenses, and withstand increasingly dangerous nightly attacks.
Why similar: Mining 31.9% ★, Tower Defense 13.9%, Colony Sim 11.8%, City Builder 10.9%, Time Management 8.3%
Exostation is a sci-fi real-time strategy game. Reach sustainable planet economies by building, allocating, mining, and selling wisely. Allow humanity to spread and conquer new solar systems not by war but by ensuring its planet's resources are not exhausted.
Why similar: Colony Sim 19.2%, City Builder 15.2%, Space Sim 15%, Time Management 11.5%, Base Building 10.3%
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 15.9%, Tower Defense 14.4%, City Builder 14.3%, Space Sim 10.4%, Economy 8.7%
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.
Why similar: Colony Sim 19.1%, City Builder 17%, Tower Defense 15.4%, RTS 10.5%, Base Building 9.1%
A tower-defence-like colony sim where you must extract resources from the land and produce fuel to escape the planet. Expand across each map researching various structures, creatively avoiding or engaging with local creatures to take their precious crystals. Research, Build, Expand, Extract!
Why similar: Mining 20.2% ★, Colony Sim 17.6%, Tower Defense 15.9%, Time Management 13.2%, Building 8.4%
Captain a giant drill-city in this roguelite citybuilder. Dig deep into an infested planet, collect resources, expand your city under the dome, upgrade your drill, and protect yourself against waves of fearsome creatures together with your mettle and paw-some cat crew.
Why similar: Mining 22.4% ★, Underground 16.4% ★, Colony Sim 15.9%, City Builder 14.6%, Tower Defense 13.7%
Build and manage a tropical island economy, optimize production chains, research new technologies, and defend your growing settlement against pirate threats in this relaxing yet strategic city-building game.
Why similar: Colony Sim 23%, City Builder 22.6%, Economy 12.1%, Building 10.8%, Base Building 8.1%
Sylox is a short, minimalist base-building game with a touch of worker placement and strategic expansion. Assign workers to key tasks, unlock new buildings, expand, and defend your growing base against increasing enemy attacks.
Why similar: Colony Sim 27.7%, City Builder 21.1%, Tower Defense 19.6%, Economy 8%, Base Building 7.9%
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 21.9%, City Builder 18.6%, Base Building 11.5%, Space 10%, RTS 7.9%
Manage and grow your tribe in this sandbox village simulation in a fully destructible voxel world
Why similar: Mining 19% ★, Colony Sim 17.4%, Underground 16% ★, City Builder 15.4%, Building 7.8%
You are the Steiger, the foreman responsible for the mine and everyone who works beneath the earth. Hire and manage miners, expand the tunnels, secure valuable ore, trade your resources and keep the mine running. The deeper you dig, the greater the rewards and the greater the dangers waiting below.
Why similar: Mining 27.5% ★, Underground 26.4% ★, Colony Sim 23.4%, Base Building 11.3%, Management 7.4%
Arcane Shores is a city-building strategy game infused with magic. Build, defend, and expand your settlement while casting powerful spells that bend nature, restore what’s broken, and turn the tide against your enemies.
Why similar: Colony Sim 24.9%, City Builder 23.3%, Economy 11.6%, Building 9.9%, Survival 8.1%
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!
Why similar: Colony Sim 18.7%, City Builder 17.2%, Tower Defense 13.1%, Base Building 9.2%, Building 8%
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 26.4%, City Builder 22.3%, Base Building 13%, Space 11%, Survival 7.3%
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 20%, City Builder 19.3%, Building 10.6%, Economy 10%, Base Building 9.5%
Build. Defend. Survive. Expand. A sci-fi base-building game on a hostile alien world. Gather resources, build a sprawling high-tech colony, and defend against relentless alien threats—then unlock new planets, new challenges, and the secrets of humanity’s last frontier.
Why similar: Colony Sim 20.5%, City Builder 18.5%, Tower Defense 17.4%, Base Building 9.1%, Economy 8.8%
Explore space: Colonize different planets, gather valuable resources, and build your own space colony. Travel the solar system and even create your own planet. Your decisions shape the future of the galaxy in this limitless space adventure.
Why similar: Colony Sim 19.8%, City Builder 17.5%, Space Sim 15.6%, Time Management 13%, Space 9.3%
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 22.5%, Colony Sim 19.1%, Space 13.4%, Base Building 9.4%, Survival 8.3%
Build a living colony beneath a dying surface. Dig rooms, organize workers and keep food, power and morale in balance. Face breakdowns, earthquakes and difficult choices as you explore the deep and turn a fragile refuge into a civilization.
Why similar: Colony Sim 26%, Underground 23.2% ★, City Builder 20.1%, Management 9.3%, Base Building 8.1%
A tower defense with a twist - you’re defending a nuclear bomb. It powers your defenses, but the more you use it, the closer you get to meltdown. Manage chaotic engineers, scarce resources and risky upgrades - every decision counts.
Why similar: Tower Defense 17.3%, City Builder 16.7%, Time Management 11.7%, RTS 10.8%, Base Building 10.3%
Build and manage a growing medieval town in The First Settlement VR. Place over 50 buildings, manage citizens and merchants, run production chains and trade with neighbouring towns. All in an evolving sandbox city builder experienced entirely in VR.
Why similar: Colony Sim 20%, City Builder 16.9%, Time Management 15.3%, Economy 10.1%, RTS 9.7%
This is a strategy game against artificial intelligence, in the style of science fiction
Why similar: Colony Sim 15.3%, Mining 14.8% ★, Tower Defense 14%, City Builder 13.7%, Space Sim 11.8%
Dig Inc. is a game about managing your mining company. Mine for resources in a procedurally generated map, fill your increasing daily quotas, and sell ores raw, or set up production between runs to refine them for higher profits. Invest your earnings into a growing talent tree.
Why similar: Mining 24.1% ★, Underground 20.8% ★, Time Management 13.8%, Economy 11.1%, Building 8.7%
Seven Wonders is an ancient city-building game. It brings you back to ancient times, where you have to build the seven wonders of the ancient world. You have to manage resources and labor to build the wonders.
Why similar: Colony Sim 16.4%, City Builder 16.4%, Time Management 12.5%, RTS 11%, Base Building 9.5%
Build and automate your own ant colony – a nest that runs itself! Freely dig and shape your underground kingdom, produce different types of ants, and grow it block by block. Then it's time for conquest: scale up your swarm, crush enemy bases, and lead your colony to victory in the wild forest!
Why similar: Underground 16.8% ★, Colony Sim 16.2%, City Builder 14.6%, Economy 9.5%, Base Building 9.3%
Siege of Irdor is a city-builder strategy game set in dark medieval times, where fantasy and reality collide. Build by day and defend the sieges by night to survive against the armies of darkness.
Why similar: Colony Sim 18.1%, City Builder 16.3%, Tower Defense 14.8%, RTS 11.3%, Base Building 8.8%
Build and Manage a Rat City. Run it into the ground. Literally. Keep your Rats happy and productive. Create for them a glorious colony in the dirt! The never ending demand for the production of products to consume is all consuming. Wait, is this real life? No, it's RAT CITY!
Why similar: Colony Sim 22.8%, City Builder 22.2%, Underground 11.9% ★, Base Building 11%, Management 9.2%
Every big dwarven city started as a modest settlement under the mountain. Team up with your friends, harness the power of water, lava and steam and build a thriving dwarven city powered by automation. Craft stuff, tech up, make a profit.Contains traces of ale.
Why similar: Colony Sim 18.3%, Underground 18.2% ★, Mining 14.6% ★, City Builder 14.1%, Base Building 8.4%
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 17.8%, City Builder 15.6%, Mining 14.7% ★, Space Sim 12.4%, Base Building 8.7%
Construct and manage your colony anytime, anywhere, any device!!!!
Why similar: City Builder 16.3%, Colony Sim 15.4%, Mining 11.1% ★, Space Sim 10.7%, RTS 9.1%
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: Underground 18.8% ★, Mining 18.5% ★, Colony Sim 17.4%, Base Building 9.4%, Building 8.4%
Guide a robotic mission in Venus’s polar clouds in this space colonisation city builder. Collect energy, mine resources, balance buoyancy to stay afloat, in the treacherous Venusian atmosphere, and build a self-sufficient base while navigating storms and acid clouds to hunt mysterious anomalies.
Why similar: Colony Sim 20.9%, City Builder 18.5%, Space Sim 14.5%, RTS 12.4%, Building 7%
"Box World: Space Courier " is a minimalist sandbox-style strategy management game. In this playful and pun-filled miniature world, calmly sketch out your own little world~ Make money! Make money! And make more money!!
Why similar: Colony Sim 18.6%, City Builder 15.8%, Space Sim 12.7%, RTS 10.8%, Base Building 10.7%
NecroCity: Prologue is just part of the gameplay that awaits you in the full version of the game. Take on the role of the young Prince of Undead, trying to prove himself in the world of the Undead Kingdom. Push back the hordes of monsters and build your fortress! 🔥
Why similar: City Builder 21.1%, Tower Defense 20.8%, Colony Sim 15.1%, Base Building 11.9%, Building 11.6%
Stake your claim in the first realistic lunar colony management game! Use proven, real-world technologies to plan and grow your colony, mine resources, ship them to Earth, and keep the board of directors happy in this science-based colony sim.
Why similar: Colony Sim 20.2%, City Builder 18%, Space Sim 14.7%, Economy 9.6%, Building 8.2%
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: City Builder 19.1%, Colony Sim 17.6%, Tower Defense 12.4%, Economy 11.3%, Time Management 9.4%
Experience the ultimate turn-based colony building game in Citizens: On Mars! 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 19.5%, City Builder 17.4%, Economy 11.3%, Space Sim 11.2%, Base Building 9.3%
Gather exotic resources, build defenses, research new technologies, and explore the mysteries of the void, all while being chased by the darkness from the end of time.
Why similar: Tower Defense 20%, Colony Sim 17.5%, Base Building 13.5%, Survival 11.4%, Management 7.9%
Refound a holding in the drowned Vreldsath fens. Nothing regrows, every load is carried home by hand, and what crawls out of the Sundered Places comes without warning. Push outward, dig up the ruins, hold the line, and win by laying a causeway across water that swallowed every attempt before yours.
Why similar: Colony Sim 15.3%, Tower Defense 13.4%, City Builder 13.4%, RTS 9.4%, Economy 9.3%
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 23.5%, City Builder 22.2%, Tower Defense 9.6%, Building 9%, Base Building 8.8%
Earth is gone. The fleet is hungry. Drop a Hub on a generated claim, find the seam, and let the robots dig. Every machine you build makes noise — and noise is how the machines that took the planet find you. Hold the line, launch with the take, sell it, and go deeper.
Why similar: Mining 26.1% ★, Tower Defense 21.3%, Colony Sim 18.5%, Underground 13% ★, Base Building 10.8%
Build cities and factories in an infinite Hex World. Explore more tiles. Balance your city's production and consumption, attract more citizens of different classes, research new technologies and build more factories and cities.
Why similar: Colony Sim 20.7%, City Builder 18.4%, Space Sim 15.3%, Mining 13.9% ★, Building 8.2%
Wonder Defense: Chapter Earth is a strategy game based on Earth and Aliens in which you act as a General to accomplish survive and move to Mars.
Why similar: Tower Defense 16.6%, Time Management 13.2%, RTS 12%, Base Building 11.5%, Building 10.3%
Your tower is falling apart and your staff came from the classified ads. Build the rooms, take in the guests, then hire the people to keep it standing. Send the plumber to the burst pipe, not the front desk. Put the wrong worker on the wrong job and you'll watch your guests walk out.
Why similar: City Builder 19.5%, Colony Sim 17.9%, Economy 13.1%, Time Management 11.8%, Building 11.5%
Welcome to Resort Galactica, a hotel simulator set in space where you design, build, and manage an extravagant resort among the stars. Care for your guests based on each species' individual needs. Expand your hotel with restaurants, leisure centres, and entertainment floors.
Why similar: Colony Sim 21.7%, City Builder 16.7%, Base Building 12.3%, Building 11.6%, Space Sim 10.1%
Mr. Nomad is a survival base-building, tower defense game set in a post-apocalyptic world. Set a fortified base around your camper, craft, endure brutal zombie raids, hide what is precious to you in underground bunker and embark on dangerous missions in search of resources.
Why similar: Mining 22.6% ★, Underground 21.9% ★, Tower Defense 17%, Base Building 9.8%, Building 9.6%
Tokeis is a board-like real-time city builder about growing your town from a tiny tile to a hexagonal empire. Collect tokens, manage resources, reorganize inefficiencies, and fortify your economy. Handle the harsh weather and defend against raiders trying to steal your riches!
Why similar: City Builder 20.1%, Colony Sim 17%, Economy 13.5%, RTS 9.8%, Building 9.4%
Space Hotel offers a bold new twist on the classic city builder and tycoon genres. Take your management skills beyond the surface and into orbit. Experience the excitement and challenges of creating and maintaining a luxury space hotel where the stakes are high and the rewards are out of this world.
Why similar: Colony Sim 18.4%, City Builder 16.2%, Time Management 14.1%, Economy 9.4%, Base Building 9.3%
A colony-building strategy about settling a hostile alien world. After a failed mission, your crew crash-lands on Erythra, cut off from Earth. Build a base from scratch, connect power and oxygen systems, manage colonists, and turn survival into a thriving colony.
Why similar: Colony Sim 22.8%, City Builder 20.7%, Base Building 13.8%, Economy 11%, Space 10.1%
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 24.1%, Space Sim 13.2%, Base Building 12.7%, City Builder 11.9%, Management 8.5%
A factory automation game made entirely out of text characters. Real simulated electricity, fluid pressure, steam and logic gates. You crash on a dead planet with a terminal and 50,000 sleeping colonists somewhere below you. Runs on almost anything. Free demo.
Why similar: Colony Sim 19.8%, Tower Defense 16.8%, Mining 16.3% ★, Base Building 10.1%, Economy 8.8%
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: City Builder 21.3%, Colony Sim 21.1%, Base Building 13.7%, Economy 10.7%, Building 9.4%
As the AI responsible for a Generation Ship, you are humanity's last hope. Build efficient raw material cycles and help your crew in a realistic real-time simulation to survive the challenges of space on their long journey to a new home!
Why similar: Colony Sim 23.4%, City Builder 19.5%, Space Sim 11.7%, Building 9.3%, Management 8.7%
Build a fortress, command your army, and survive escalating Monster Tides in a fantasy base-building RTS. Explore the wilderness with your hero, claim Places of Power, and shape every run through powerful Oaths and Decrees.
Why similar: Colony Sim 30.3%, Base Building 18.1%, Tower Defense 13%, RTS 11.4%, City Builder 10.6%
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: City Builder 26.2%, Colony Sim 24.4%, Building 12.8%, Management 9.8%, Survival 8.7%
Dig mines, extract resources, and produce goods to restore order to the state. Become a successful businessman and an effective state governor in the late Wild West era!
Why similar: Mining 30.6% ★, Underground 23.6% ★, RTS 13.1%, Time Management 10.5%, Management 9%
A survival city-builder unlike any other—shaped by rolling hills, guide generations, and grow without limits. No cap on scale, no slowdown, just strategy and survival at your pace.
Why similar: Colony Sim 23.1%, City Builder 21.4%, Economy 11.3%, Building 10.1%, Management 8.9%