Games like Cosmoteer: Starship Architect & Commander
by Walternate Realities
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
View on Steam · $19.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
Closest matches
$19.99The Last Starship
Feb 3 · Introversion Software
Both: Space · Sci-fi · Space Sim
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!
StrategySandboxSpaceSimulationSingleplayerBase BuildingSci-fiSpace SimBuildingMining👍 1,625
$24.99Space Haven
May 13 · Bugbyte Ltd.
Both: Space · Building · Sci-fi
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
FreeStarship Theory
May 31 · Reconnect Software
Both: Space · Sci-fi
Starship Theory is a ship building survival game. Mine and trade to gather resources. Plan and construct new upgrades. Train and manage crew. Fight to survive.
Base BuildingSimulationStrategySpaceIndieSurvivalManagement2DSci-fiCasual👍 933
$19.99Ostranauts
Aug 3 · Blue Bottle Games
Both: Space Sim · Space · Exploration
Navigate your scrappy ship through the boneyard in search of valuable parts in abandoned vessels. Use salvage to upgrade your ship, or sell it for cash to pay down your mounting debt, or restock fuel, air, or food. Fly and role-play aboard your dream spaceship in this hardcore noir space-sim.
FlightSimulationSpace SimSandboxDifficultSurvivalSpaceExplorationLife SimProcedural Generation👍 3,141
$34.99Solargene
Jan 19 · Alexander Semenov
Both: Space Sim · Building
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
$19.99Astro Colony
Jun 2 · Terad Games
Both: Space · 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
$28.99Scrap Mechanic
Jul 24 · Axolot Games
Both: Building
Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!
BuildingSandboxMultiplayerSurvivalOpen WorldPhysicsCraftingBase BuildingCo-opAdventure👍 109,480
Also worth a look
Share some of the same DNA, but further from the original.
$17.99Farlands
Jul 16 · JanduSoft, Eric Rodríguez
Both: Building · Exploration
Congratulations, you’ve bought your own planet! An agrarian rock at the edge of the galaxy that, for some reason, was practically being given away for free. So the time has come to leave your hectic, stressful life in an overcrowded metropolis for a more rural and rewarding life.
Farming SimBuildingCraftingAgricultureExplorationLife SimEarly AccessCuteIndieFishing👍 1,628
$19.99Eden Crafters
May 7 · Osaris Games
Both: Building
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
-25%$26.24Reentry - A Space Flight Simulator
Nov 7 · Lyra Creative
Both: Space · Space Sim · Exploration
Do you have what it takes to become an astronaut? Reentry is a realistic space flight simulator inspired by the early NASA space programs, from orbiting Earth in Mercury and Gemini, to the moon landing in project Apollo. Learn the procedures. Operate the spacecraft. Complete the mission.
SpaceSimulationFlightSpace SimRealisticOpen WorldImmersive SimScienceExplorationPhysics👍 1,322
$19.99SpaceBourne 2
Nov 18 · Burak Dabak
Both: Space Sim · Space
Embark on a journey to greatness. Get ready for adrenaline-fueled battles and a chance to claim your place in the galaxy. Grab the controls of your ship, gear up for the fight, and unleash your ambition to conquer and build a new empire in the vastness of space.
RPGSpace SimFlightBase Building3DOpen WorldFirst-PersonThird PersonLore-RichSpace👍 4,952
$19.99MegaFactory Titan
Jun 2 · Q Switched Productions, LLC
Both: Building
A factory-building game. Survive a harsh climate, strip mine an infinite world, and build a sprawling factory, then trade or go to war with Colonists, Governments, Pirates, Rebels, and more!
BuildingAutomationResource ManagementBase BuildingProcedural GenerationMiningCity BuilderManagementCapitalismEconomy👍 150
$9.99Wrath and Retribution
Apr 2 · Mad Vulture Games
Both: Space · Space Sim
Become an unstoppable force in this intense high-speed space combat roguelike. Master the Specter Drive’s displacement dash, build a devastating arsenal with your companion Merlin, and grow more lethal with every mission as you spearhead the counter attack across a solar system under siege.
SpaceAction RoguelikeLootFlightSpace Sim6DOFLooter ShooterRoguelikeSingleplayerThird Person
$14.99Sandustry
Aug 13 · Lantto Games
Both: Building · Exploration
Explore and mine fully destructible worlds. Automate increasingly complex production chains. Delve deep to uncover an ancient civilization’s powerful secrets and learn to love the sand in this factory game where every pixel is a valuable resource.
SandboxCraftingAutomationOpen WorldOpen World Survival CraftBuildingExplorationSurvivalAdventureSimulation👍 4,847
-30%$17.49Stellar Tactics
Mar 30 · Don Wilkins
Both: Exploration
A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with thousands of star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!
CRPGExplorationTactical RPGTurn-Based TacticsDungeon CrawlerSandboxParty-Based RPGCharacter CustomizationRPGIsometric👍 1,667
-35%$20.79The Crust
11 days ago · VEOM Studio
Both: Space · Building
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
$19.99The Front
Oct 30 · Samar Studio
Both: 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
$19.99Mars First Logistics
Sep 25 · Shape Shop
Both: Building
Build physically simulated rovers to transport awkwardly shaped cargo across the rugged terrain of Mars. Earn funds, unlock new parts, and use your ingenuity to help the Martians establish a new home. Playable solo or in online co-op!
StylizedMarsCo-op3DBuildingSandboxPhysicsPuzzleTransportationRobots👍 3,498
$24.99Anymaker
3 days ago · Geometa
Both: Building
Embark on your creative journey of vehicle design, as you create and operate vehicles to survive this dangerous open world. Anymaker is a detailed and technical vehicle builder and survival game. Design your chassis, build your engine, connect components, and travel into the unknown.
Early AccessSandboxSimulationOpen WorldMultiplayerBuildingFirst-PersonRealisticCo-opDriving👍 115
-25%$29.99Corsair Cove
Jul 31 · Limbic Entertainment
Both: Building
Build a sprawling pirate haven, raise a fleet to explore the high seas, and take on the Crown to keep the Age of Piracy alive! From ale to flintlock pistols, and from scallywags to swashbucklers, you’ll need to manage complex production chains and govern a rowdy crew to reign supreme over the seas!
StrategySimulationCity BuilderBase BuildingGrand StrategyManagementHistoricalBuildingEconomySandbox👍 3,065
$29.99Valheim
12 days ago · Iron Gate AB
Both: Building · Exploration
A collaborative exploration and survival game for 1-10 players, set in a procedurally generated afterlife inspired by Viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage!
Open World Survival CraftSurvivalOnline Co-OpOpen WorldMultiplayerBuildingCraftingBase BuildingExplorationCo-op👍 465,813
$16.99No One Survived
Dec 27 · Cat Play Studio
Both: Exploration · 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
$19.99Spirit Animal Survival
8 days ago · TRUEFX GAMES
Both: Building · Exploration
SAS is an Open World Multiplayer PVP and CO-OP Survival Game. Set in a vast environment that features Building, Crafting, Taming, Riding, Flying and Exploring Wildlife, Dinos and Dragons as well as Horrific Creatures and Instances with the ability to Morph into Spirit Animals.
SurvivalOpen WorldOpen World Survival CraftBuildingNudityMultiplayerCraftingExplorationSandboxOnline Co-Op
$19.99Hyperspace Deck Command
Oct 7 · Sleeper Games
Both: Sci-fi · Space
Hyperspace Deck Command is a complex deck building roguelite. Command a massive space fleet that operates on individual turn timers, combine a wide variety of cards into powerful decks and master the dual-use status effects to defeat the hegemonising swarm.
Roguelike DeckbuilderCard GameRoguelikeDeckbuildingDifficultTurn-Based TacticsRogueliteSci-fiSpaceColorful
-50%$12.49Seafarer: The Ship Sim
Oct 7 · astragon Development
Both: Exploration
Build your maritime career solo or with up to 4 players. Take on contracts across diverse harbors, command different ships, and tackle cargo runs, patrols, rescues, firefighting, and unexpected events in a vast Northern European open world.
SimulationCasualNavalLife SimExplorationImmersive Sim3DRealisticTransportationOpen World👍 1,926
$7.99Terraspace
Dec 31 · Black Apple
Both: Space Sim
The game "Terraspace" offers you a unique experience of planet settlement and terraforming — creating conditions for life on unsuitable planets. This will require you to build the necessary structures to populate the planet.
AdventureCity BuilderSpace SimSandboxColony Sim3DStylizedColorfulFuturisticSurvival
$12.99Void Cargo: Equilibrium
Aug 28 · Hammer&Hammer
Both: Space Sim · Exploration
A first-person sci-fi cargo flight sim. Pilot a physics-driven lander, plan risky routes, manage fuel and heavy cargo, and save deliveries by repairing system failures mid-flight. Earn credits and upgrade your ship.
TransportationSpace SimSimulationRelaxingSandboxExplorationControllerFlight3DFirst-Person
$14.99House Builder 2: Casual Construction
Oct 22 · FreeMind S.A.
Both: Building
In House Builder 2, you build your dream structures in a vibrant, open-world low-poly environment! Purchase materials for your work, load them up, and head off to diverse tasks in the ultimate building adventure!
CasualBuildingSandboxDesign & IllustrationSingleplayerIndiePhysicsEconomyEducation3D👍 101
$34.99Farthest Frontier
Oct 23 · Crate Entertainment
Both: Building
Protect and guide your people as you forge a town from untamed wilderness at the edge of the known world. Harvest raw materials, hunt, fish and farm to survive. Produce crafted items to trade, consume, equip and fight with as you battle for your survival against the elements and outside threats.
BuildingCity BuilderStrategyResource ManagementMedievalAgricultureEconomyHistorical4XColony Sim👍 24,456
$7.99BOXROOM
Jun 11 · Nested Loop Studios
Both: Building
BOXROOM allows you to design, define and decorate a room - a sanctuary - for your Steam library, and then revel in the organisation of your game collection.
SimulationSoftwareLife SimBuildingDecoratingSandboxModdableFirst-PersonDesign & Illustration3D👍 284
$29.99shapez 2 - Factory
Apr 23 · tobspr Games
Both: Building
Dive into a factory-building game with the focus on just that – building huge space factories! Design sprawling multi-level factories and satisfying production lines without limits. Tackle progressively challenging automation goals at your own pace, without the threat of enemies.
AutomationManagementBuildingStrategyFuturisticSimulationPuzzleSandboxCraftingBase Building👍 13,868
$17.99Angels Fall First
Jul 11 · Strangely Interactive Ltd
Both: Sci-fi · Space
From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever loved in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full Bot support included!
ActionFPSIndieMultiplayerSci-fiSpaceSimulationFirst-PersonSingleplayerTactical👍 3,834
-40%$2.99Thuggin It Further
2 days ago · Firetoad Games, Nebula Radiance
Both: Exploration
High intensity co-op roguelite space adventure party game for 2–4 players (or bots). Take on crew jobs, keep a failing ship alive, and survive procedural missions with endless exploration, light RPG progression, and real-time crisis gameplay.
Early AccessAction RoguelikeExplorationStrategyRoguelitePvEArcadeParty GameAction-AdventureRoguelike
$29.99Whiskerwood
Nov 6 · Minakata Dynamics
Both: Building
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
$14.99Once Upon The Universe
May 29 · Paweł Witkowski ByteEncode
Both: Space Sim · Space · Sci-fi
Once Upon The Universe is a god-game that takes you to the VERY beginning of creation. You begin the game just after the big bang, with nothing but an empty space and a lot of super hot hydrogen in the entire universe. Fill the universe with life and watch it thrive - or destory it.
God GameSpace SimSandboxLife SimSpaceStrategySimulationPixel GraphicsSci-fiIndie
$34.99Timberborn
Mar 12 · Mechanistry
Both: 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