Games like They Are Billions
by Numantian Games
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?
View on Steam · $29.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
Closest matches
$29.99Going Medieval
Mar 17 · Foxy Voxel
Both: Colony Sim · Base Building · Survival
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.
Colony SimBase BuildingStrategyVoxelSurvivalManagementCity BuilderSingleplayerSandboxNature👍 17,036
$34.99Timberborn
Mar 12 · Mechanistry
Both: City Builder · Colony Sim · Building
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.
City BuilderColony SimVoxelSandboxAutomationBuildingNatureManagementBase BuildingSurvival👍 38,783
$19.99Becastled
Oct 22 · Mana Potion Studios
Both: Base Building · City Builder · Building
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!
Base BuildingStrategyCity BuilderMedievalBuildingRTSColony SimWarMilitarySingleplayer👍 5,352
$34.99Solargene
Jan 19 · Alexander Semenov
Both: Colony Sim · Base Building · City Builder
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
Colony SimBase BuildingCity BuilderSpace SimResource ManagementSandboxManagementBuildingEconomyStrategy👍 777
-35%$20.79The Crust
11 days ago · VEOM Studio
Both: Base Building · Colony Sim · City Builder
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.
Base BuildingSpaceAutomationColony SimResource ManagementSandboxStrategyCity BuilderBuildingManagement👍 3,556
$24.99Flotsam
Dec 4 · Pajama Llama Games
Both: Base Building · Colony Sim · City Builder
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.
Base BuildingColony SimCity BuilderSandboxResource ManagementAutomationSurvivalOpen WorldFarming SimReal-Time with Pause👍 4,309
$24.99Space Haven
May 13 · Bugbyte Ltd.
Both: Colony Sim · Base Building · Survival
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.
Colony SimBase BuildingSurvivalStrategySpaceManagementSandboxSimulationBuildingSci-fi👍 10,267
-10%$4.49Gridmax
3 days ago · Dream Gears
Both: Base Building · Survival · Colony Sim
Gridmax is a tile-based survival and base-building game set in a strange alien world. Gather, craft, build, and explore at your own pace as you grow your team, establish homes across the grid, advance your technology, and search for a way home.
Base BuildingSurvivalManagementColony SimBuildingCraftingSandboxAutomationSimulation2D
-30%$17.49Laysara: Summit Kingdom
Feb 27 · Quite OK Games
Both: City Builder · Colony Sim · Building
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?
StrategyCity BuilderResource ManagementColony SimBuildingReal-Time with PauseBase BuildingManagementSimulationImmersive Sim👍 1,425
$19.99Astro Colony
Jun 2 · Terad Games
Both: Base Building · Colony Sim · Building
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.
Base BuildingAutomationSpaceResource ManagementColony SimSimulationMultiplayerStrategyBuildingIndie👍 2,397
-30%$20.99Desynced
Mar 5 · Stage Games Inc.
Both: Base Building · City Builder · RTS
Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.
StrategyAutomationProgrammingBase BuildingSandboxCity BuilderRTSSci-fiMultiplayerSimulation👍 1,880
$19.99The Front
Oct 30 · Samar Studio
Both: Survival · Base Building · Building
The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.
Open World Survival CraftMultiplayerSurvivalCraftingBase BuildingBuildingOpen WorldTower DefenseSandboxShooter👍 9,553
$29.99Whiskerwood
Nov 6 · Minakata Dynamics
Both: City Builder · Base Building · Colony Sim
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.
StrategySimulationCity BuilderBase BuildingColony SimGrand StrategyManagementBuildingHistoricalSandbox👍 3,278
$14.99Territory: Farming and Warfare
Feb 4 · Wit Studio
Both: Base Building · City Builder · Building
From a small village of a dozen people to a small kingdom of thousands of people. Arrange for residents to work, gathering, fishing and hunting, farming and mining, processing and manufacturing. Trade, accumulate supplies, increase your strength, and fight evil forces and monsters.
SingleplayerSimulationBase BuildingCity BuilderStrategySandboxAutomationPixel GraphicsResource ManagementBuilding👍 738
$17.99Microcivilization
Jan 22 · Ondrej Homola
Both: Base Building · City Builder
Incremental clicker strategy, where you expand, construct, research, fight, collect heroes and make choices between good and evil. Ascend through difficulty tiers by playing through challenge campaign going back and forth through history. Mammoths included.
IncrementalBase BuildingResource Management4XHistoricalStrategyAutomationInventory ManagementCity BuilderGod Game👍 1,437
$16.99No One Survived
Dec 27 · Cat Play Studio
Both: Survival · Zombies · Building
This is a multiplayer cooperative open world construction survival sandbox game, where you and your friends must find supplies and build shelters in this world. You have to keep an eye on your character's needs state at all times, a bad state is likely to lead to death.
SurvivalOpen WorldZombiesMultiplayerCraftingSurvival HorrorPost-apocalypticExplorationBuildingCo-op👍 6,970
$19.99Eden Crafters
May 7 · Osaris Games
Both: Base Building · Building · Survival
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!
AutomationOpen World Survival CraftBase BuildingCraftingSandboxOpen WorldOnline Co-OpBuildingSurvivalAdventure👍 2,515
$34.99Pioneers of Pagonia
Dec 11 · Envision Entertainment
Both: Colony Sim · Base Building · City Builder
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.
StrategyResource ManagementColony SimOnline Co-OpFantasyBase BuildingCity BuilderManagementProcedural GenerationPvE👍 4,794