- #1 Stacklands
97% matchOverwhelmingly Positive96% of 29,013 reviews2022
Dev: Sokpop Collective
Windows · Mac
Median: 5.3 hrsMean: 11.9 hrs≥1hr: 89%
Stacklands is a village builder where you stack cards to collect food, build structures, and fight creatures. 🃏 For example, dragging a Villager card on top of a Berry Bush card will spawn Berry cards which the villagers can eat to survive. 🃏 Play your cards right and expand your village!
Why similar: Card Game 42.7%, Management 19.4%, Building 17.6%, Survival 9.7%, Cute 4.4%
Why You'll Like It: This is the primary inspiration for the card-stacking mechanics and resource management loop found in Stacks:Space!.
- #2 Stacks:Jungle!
96% matchVery Positive87% of 53 reviews2023
Dev: Stacks:Engine
Windows · Linux
Stacks:Jungle is an engaging adventure card game set in the lush heart of the jungle. Unlock new cards with booster packs, combine them to uncover craft recipes, build amazing structures, venture into uncharted territories, make new friends, discover hidden treasures, and so much more!
Why similar: Card Game 46%, Crafting 29.7%, Casual 8.7%, Cute 6.4%, Survival 4.7%
Why You'll Like It: Developed by the same team, this title offers a nearly identical card-based survival and exploration experience in a different setting.
- #3 Space Haven
96% matchVery Positive86% of 9,719 reviews2020
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.3 hrsMean: 20.2 hrs≥1hr: 72%
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 26.2% ★, Space Sim 22.7% ★, Building 11.6%, Space 11.1%, Sci-fi 8.7%
Why You'll Like It: A deep space colony simulator that emphasizes survival, base building, and managing complex systems under pressure.
- #4 Astro Colony
95% matchVery Positive82% of 2,509 reviews2022
Dev: Terad Games
Windows
Median: 4.7 hrsMean: 16.3 hrs≥1hr: 78%
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.
Why similar: Colony Sim 28.6% ★, Space Sim 20.5% ★, Space 14.9%, Building 12.2%, Crafting 12%
Why You'll Like It: Focuses on space base building and automation, providing a more expansive take on the colony-sim genre.
- #5 Stardeus
94% matchVery Positive87% of 1,529 reviews2022
Dev: Kodo LinijaPub: Paradox Arc
Windows · Mac · Linux
Median: 8.7 hrsMean: 22.6 hrs≥1hr: 77%
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 24.4% ★, Space Sim 20.4% ★, Crafting 12.6%, Space 11%, Sci-fi 8.7%
Why You'll Like It: This space-faring colony sim features intricate automation and base-building mechanics that will appeal to fans of the sci-fi setting.
- #6 Terraformers
94% matchVery Positive88% of 3,606 reviews2023
Dev: Asteroid LabPub: Goblinz Publishing
Windows · Mac · Linux
Median: 3.4 hrsMean: 9.6 hrs≥1hr: 87%
Terraform Mars in this turn-based colony builder and resource management game with roguelike elements. Explore the planet, develop spectacular cities, spread life and turn the Red Planet into a green one!
Why similar: Card Game 28.7%, Space 18.5%, Futuristic 15.6%, Sci-fi 15.3%, Management 13%
Why You'll Like It: A strategic colony-sim that focuses on the long-term goal of terraforming planets, mirroring the expansionist themes of Stacks:Space!.
- #7 Against the Storm
93% matchVery Positive95% of 35,504 reviews2023
Dev: Eremite GamesPub: Hooded Horse
Windows
Median: 5.5 hrsMean: 28.3 hrs≥1hr: 84%
A dark fantasy city builder where you must rebuild civilization in the face of apocalyptic rains. As the Queen’s Viceroy, lead humans, beavers, lizards, foxes, and harpies to reclaim the wilderness and secure a future for civilization's last survivors.
Why similar: Colony Sim 39.6% ★, Building 19.3%, Management 14%, Moddable 10% ★, Base Building 9.2%
Why You'll Like It: This roguelite city-builder shares the intense resource management and procedural challenges that make Stacks:Space! so addictive.
- #8 Stellar Settlers: Space Base Builder
92% matchMostly Positive71% of 818 reviews2025
Dev: Tinymice EntertainmentPub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 2.4 hrsMean: 3.5 hrs≥1hr: 76%
Stellar Settlers is a chill space base/city builder and colony sim game. With unique vertical and horizontal base-building gameplay, settle on 10 hostile alien planets and build your own thriving colony. Get enough materials to build a physics-based Spaceship and try to escape from disasters.
Why similar: Colony Sim 32.8% ★, Space Sim 21.6% ★, Building 13.7%, Space 11.4%, Base Building 7.4%
Why You'll Like It: A dedicated space base builder that focuses on the challenges of establishing a colony on hostile planets.
- #9 MewnBase
91% matchVery Positive93% of 1,428 reviews2023
Dev: Cairn4
Windows · Linux
Median: 4.6 hrsMean: 7.6 hrs≥1hr: 73%
MewnBase is a space-cat survival and base-building game. Scavenge around a barren planet for items to keep you fed. Explore and collect resources. Craft items and grow your base to help you survive.
Why similar: Crafting 24.6%, Space 17.7%, Building 17.1%, Base Building 10.3%, Sci-fi 9.6%
Why You'll Like It: A charming, sandbox-style base-building game set on a lonely alien planet that emphasizes resource gathering and crafting.
- #10 Planetbase
91% matchMostly Positive80% of 10,262 reviews2015
Dev: Madruga Works
Windows · Mac
Median: 8.2 hrsMean: 26.2 hrs≥1hr: 90%
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 39.8% ★, Space 16%, Space Sim 8.1% ★, Base Building 8%, Building 7.3%
Why You'll Like It: A classic space colony builder where you must manage resources and survive the harsh conditions of alien worlds.
- #11 RimWorld
89% matchOverwhelmingly Positive98% of 236,346 reviews2018
Dev: Ludeon Studios
Windows · Mac · Linux
Median: 59.1 hrsMean: 259.4 hrs≥1hr: 92%
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 42.5% ★, Sci-fi 10.8%, Building 10.4%, Management 10%, Base Building 9.2%
Why You'll Like It: The gold standard for colony simulation, offering unparalleled depth in base management and survival storytelling.
- #12 Oxygen Not Included
88% matchOverwhelmingly Positive97% of 138,890 reviews2019
Dev: Klei Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 67.7 hrs≥1hr: 86%
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 44.9% ★, Building 12.3%, Base Building 9.6%, Survival 7.4%, Management 6.9%
Why You'll Like It: A complex space colony simulator that challenges players to manage intricate systems and resource chains.
- #13 The Spatials
90% matchMixed69% of 329 reviews2015
Dev: Weird and Wry
Windows · Mac · Linux
Median: 3.2 hrsMean: 5.1 hrs≥1hr: 89%
It's the year 5781 -- and you have been chosen to build and lead a space station in a wild corner of the galaxy! Attract visitors and explore hundreds of planets to fund your station.
Why similar: Space 17.2%, Space Sim 14.5% ★, Building 13.8%, Colony Sim 13.3% ★, Management 13.2%
Why You'll Like It: A management-heavy space simulation that tasks you with building and maintaining a functional space station.
- #14 Timberborn
84% matchOverwhelmingly Positive96% of 38,007 reviews2026
Dev: Mechanistry
Windows · Mac
Median: 9.8 hrsMean: 40.3 hrs≥1hr: 84%
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.
Why similar: Colony Sim 47.3% ★, Building 20.8%, Management 14.9%, Base Building 9.3%, Survival 7.8%
Why You'll Like It: A highly-rated colony builder that introduces unique environmental mechanics, appealing to those who enjoy the survival aspects of Stacks:Space!.
- #15 Rebots
86% matchMostly Positive78% of 54 reviews2024
Dev: FlatPoniesPub: Astra Logical
Windows
Rebots is a first-person automation game with an expansive universe to explore. Using intelligent(ish) rebots, you can gather resources, terraform planets, and scan all of the things. Traverse the galaxy in the name of space capitalism!
Why similar: Space Sim 21.7% ★, Colony Sim 17.2% ★, Aliens 12.7%, Crafting 11.8%, Robots 11%
Why You'll Like It: Features space-based automation and resource management, perfect for players who enjoy the crafting loops of Stacks:Space!.
- #16 Cultist Simulator
86% matchMostly Positive80% of 13,737 reviews2018
Dev: Weather Factory
Windows · Mac · Linux
Median: 3.8 hrsMean: 11.4 hrs≥1hr: 80%
Seize forbidden treasures. Summon alien gods. Feed on your disciples. Cultist Simulator is a game of apocalypse and yearning. Play as a seeker after unholy mysteries, in a 1920s-themed setting of hidden gods and secret histories.
Why similar: Card Game 40.8%, Crafting 27.8%, Management 18%, Moddable 13.4% ★
Why You'll Like It: While darker in tone, it utilizes a card-based interface for crafting and management that feels mechanically similar to Stacks:Space!.
- #17 Base One
87% matchMostly Negative38% of 478 reviews2021
Dev: PixFrozePub: Blowfish Studios
Windows · Mac
Base One is a space base builder game where you take control of a network of space stations and its crew's tasks and wellbeing. Maintain your resources and defenses as you navigate the wide array of dangers ahead of you!
Why similar: Space Sim 32.4% ★, Crafting 15.1%, Building 13.3%, Futuristic 10.3%, Space 9.2%
Why You'll Like It: A space-sim that emphasizes the technical challenges of building and maintaining a modular base in orbit.
- #18 Space Station Tycoon
85% matchMixed61% of 215 reviews2023
Dev: Lunheim Studios
Windows
Median: 2.8 hrsMean: 8.6 hrs≥1hr: 79%
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 23.6% ★, Space Sim 21.6% ★, Crafting 12.4%, Space 12%, Building 10.8%
Why You'll Like It: Focuses on the management and defense of a space station, aligning well with the base-defense elements of the seed game.
- #19 Mercury Fallen
84% matchMostly Positive79% of 307 reviews2023
Dev: Nitrous ButterflyPub: indie.io
Windows · Mac
Median: 3.2 hrsMean: 5.3 hrs≥1hr: 87%
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: Colony Sim 25% ★, Crafting 11.7%, Building 11.6%, Sci-fi 10.1%, Space 9.8%
Why You'll Like It: An isometric colony-sim set on an alien planet that requires careful management of resources and personnel.
- #20 Frostpunk
82% matchVery Positive93% of 132,545 reviews2018
Dev: 11 bit studios
Windows · Mac
Median: 6.2 hrsMean: 22.4 hrs≥1hr: 87%
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 52.8% ★, Building 18%, Survival 13.8%, Management 8.7%, Base Building 6.4%
Why You'll Like It: A high-stakes survival colony-sim that forces players to make difficult decisions to keep their base running in extreme conditions.
- #21 Space Architect
82% matchMostly Positive76% of 283 reviews2024
Dev: Albert WiatrPub: PlayWay S.A.
Windows
Design your dream space station in Space Architect! Master the power of automation or 'hire' an army of crewmates to handle your ever-growing production. Mine asteroids, fabricate goods, and engage in interstellar trade to pay off the menacing Big Evil Corp. Will you thrive in the vastness of space?
Why similar: Colony Sim 35.6% ★, Building 14.8%, Sci-fi 12%, Management 12%, Space 10.8%
Why You'll Like It: A top-down base-building game that focuses on the design and management of space-faring structures.
- #22 Card Hog
81% matchVery Positive94% of 541 reviews2023
Dev: SnoutUp
Windows
Median: 2.4 hrsMean: 4.6 hrs≥1hr: 78%
Card Hog is a pig-based dungeon crawler with roguelike and deck building elements. Take the role of an adventurous hog and interact with more than 100 cards of dangerous enemies, powerful weapons and exciting spells!
Why similar: Card Game 76.8%, Casual 18.4%, 2D 3.3%, Indie 1.5%
Why You'll Like It: A card-based roguelite that distills exploration and combat into a simple, satisfying deck-based format.
- #23 Surviving Ceres
81% matchVery Positive87% of 137 reviews2025
Dev: Ryan SaundersPub: One Man Media
Windows
Explore a handcrafted survival game with an emphasis on crafting and base building. Export manufactured goods to earn funding, manage colonists, defend against hostile aliens, and work towards terraforming Ceres from a frozen ball of ice to a tropical paradise.
Why similar: Colony Sim 31.8% ★, Crafting 19.4%, Building 15.9%, Management 9.6%, Sci-fi 8.1%
Why You'll Like It: A survival-focused colony builder that tasks players with crafting and building on a resource-scarce asteroid.
- #24 Tiny Space Academy
83% matchMixed63% of 54 reviews2021
Dev: Full Orbit Games LLC
Windows · Mac
Tiny Space Academy is a 2D space sim where you can grow your own space agency and explore our solar system with rockets you design! Learn basic orbital mechanics, run science experiments, and get your astronauts back to Earth safely.
Why similar: Space Sim 36.3% ★, Space 19.4%, Building 15.8%, Crafting 13.9%, Casual 6.1%
Why You'll Like It: A casual space exploration and simulation game that captures the lighter, more approachable side of space-sims.
- #25 Solargene
79% matchMostly Positive76% of 819 reviews2026
Dev: Alexander Semenov
Windows
Median: 3.7 hrsMean: 34.8 hrs≥1hr: 71%
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
Why similar: Colony Sim 26.5% ★, Space Sim 25.5% ★, Building 10.5%, Space 8.8%, Management 7.7%
Why You'll Like It: A comprehensive space colony simulator that covers everything from base construction to resource extraction.
- #26 Wildfrost
78% matchVery Positive83% of 8,624 reviews2023
Dev: Deadpan GamesPub: Chucklefish
Windows
Median: 9.6 hrsMean: 18.4 hrs≥1hr: 91%
Take on the elements in Wildfrost, a tactical roguelike deckbuilder! Journey across a frozen tundra, collecting cards strong enough to banish the eternal winter…
Why similar: Card Game 85.1%, Base Building 13.8%, Singleplayer 1.1%
Why You'll Like It: A tactical card-battler with roguelite elements that shares the 'easy to learn, hard to master' appeal of Stacks:Space!.
- #27 Dungeon Drafters
79% matchMostly Positive75% of 753 reviews2023
Dev: Manalith StudiosPub: DANGEN Entertainment
Windows · Linux
Median: 4.4 hrsMean: 7.2 hrs≥1hr: 82%
Dungeon Drafters is a mystery dungeon adventure set in a world where magic is cards, and cards are magic. Explore ancient ruins, loot rare cards and employ clever combos to defeat your foes and build the legendary spell deck that could save the world.
Why similar: Card Game 97.5%, Indie 1.5%, Singleplayer 1.1%
Why You'll Like It: Uses card-based mechanics to drive exploration and combat, capturing the strategic card-play feel of the seed game.
- #28 Epic Astro Story
80% matchVery Positive87% of 54 reviews2022
Dev: Kairosoft Co.,Ltd
Windows
Battle baddies and foster interplanetary diplomacy in an epic space colony sim!
Why similar: Colony Sim 37.2% ★, Space Sim 35.1% ★, Sci-fi 7%, Casual 6.2%, Space 5%
Why You'll Like It: A lighthearted space colony management game that blends simulation with RPG progression.
- #29 Clanfolk
78% matchVery Positive92% of 3,737 reviews2022
Dev: MinMax Games Ltd.Pub: Hooded Horse
Windows
Median: 3.8 hrsMean: 17.3 hrs≥1hr: 68%
Clanfolk is a colony sim set in the Scottish Highlands. Harness your environment to survive - fish, gather, hunt, and farm as you prepare for the winter. Build an inn, trade with other clans, have children and marry them off - live life and prosper across the generations.
Why similar: Colony Sim 40.2% ★, Crafting 24.6%, Building 19.6%, Cute 6%, Casual 5.7%
Why You'll Like It: A colony simulator that focuses on survival and resource management, offering a grounded experience for fans of base-building.
- #30 Clonizer
77% matchVery Positive86% of 173 reviews2025
Dev: Juicy PlumePub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 3.4 hrsMean: 4.8 hrs≥1hr: 85%
Clonizer combines Hex-based tactics and roguelike deckbuilding! Play cards, manage clones, explore unique charming planets and outsmart aliens. Craft a powerful deck through your expedition and Clonize the universe to become employee of the month of CLONPO!
Why similar: Space 35%, Card Game 33.2%, Aliens 25.3%, Cute 6.4%
- #31 Factory Planner: First Sparks
76% matchVery Positive86% of 104 reviews2025
Dev: Lebleby GamesPub: Red Axe Games
Windows
Factory Planner: First Sparks is a card-based simulation and strategy game. In this Prologue version, build your own factory using strategic card combinations and enjoy a unique sandbox experience.
Why similar: Card Game 43.7%, Casual 14.2%, Crafting 12.9%, Sci-fi 11.6%, Management 8.7%
- #32 Factory Planner
75% matchMostly Positive74% of 319 reviews2026
Dev: Lebleby GamesPub: Red Axe Games
Windows
Factory Planner is a card-based simulation/strategy game that lets you build a factory using cards. The main goal of the game is to make combinations with different cards so that each player can build different factories and feel the sandbox experience to the fullest.
Why similar: Card Game 34.7%, Crafting 29.3%, Management 16.4%, Sci-fi 5.7%, Cute 5.4%
- #33 Mineral Defense
75% matchVery Positive91% of 236 reviews2024
Dev: Corestone Games
Windows · Linux
Mineral Defense combines tower defense with roguelite elements and procedural generation. Build paths, unlock upgrades, and unleash powerful synergies to conquer evolving challenges in an ever-expanding world.
Why similar: Card Game 29.6%, Space 9.9%, Building 9%, Sci-fi 9%, Management 8.9%
- #34 Microtopia: Prologue
74% matchVery Positive95% of 112 reviews2024
Dev: Cordyceps CollectivePub: Goblinz Publishing
Windows
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 30.1% ★, Crafting 16.4%, Building 13.4%, Robots 11.8%, Futuristic 8.9%
- #35 The Last Starship
72% matchMostly Positive75% of 1,419 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 5.6 hrsMean: 10.4 hrs≥1hr: 81%
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!
Why similar: Space Sim 27.6% ★, Colony Sim 22.5% ★, Space 12.6%, Building 12.4%, Sci-fi 10.1%
- #36 Meeple Station
77% matchMixed57% of 941 reviews2020
Dev: Gameclaw StudioPub: Modularity
Windows · Mac · Linux
Median: 30 minMean: 9.4 hrs≥1hr: 39%
Build your way to success! Trade your way to the top! Explore your way to infamy! Do it all your way!
Why similar: Colony Sim 22.5% ★, Space Sim 20.6% ★, Space 12.7%, Building 11.4%, Futuristic 7.9%
- #37 Cardboard Town
73% matchVery Positive81% of 2,136 reviews2023
Dev: Stratera GamesPub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 3.1 hrsMean: 7.4 hrs≥1hr: 77%
Cardboard Town is a city-building card game. Manage your resources, obtain upgrades, draw your cards and thrive! Random events, quest cards, and game modes make each run different.
Why similar: Card Game 44.1%, Building 33.5%, Management 16.5%, Casual 5.9%
- #38 Pixel Starships
74% matchMostly Positive73% of 2,914 reviews2023
Dev: SavySoda
Windows · Mac · Linux
Median: 2.3 hrsMean: 24.8 hrs≥1hr: 64%
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
Why similar: Space Sim 35.2% ★, Space 15.4%, Building 13.9%, Aliens 13.3%, Sci-fi 12.9%
- #39 Cards!
73% matchMixed63% of 109 reviews2025
Dev: Good And Bad Games Corp
Windows
A unique collectibe idle clicker game with droppable Steam cards
Why similar: Card Game 56.7%, Crafting 23.6%, Management 18%, 2D 1.8%
- #40 The Spatials: Galactology
76% matchMixed69% of 258 reviews2018
Dev: Weird and Wry
Windows · Mac · Linux
Median: 2.8 hrsMean: 4.7 hrs≥1hr: 77%
The Spatials are back with Galactology! Design, build and protect your colony station from the many enemies you will make while exploring the galaxy and exploding their homeworlds.
Why similar: Colony Sim 28% ★, Space Sim 24.1% ★, Building 11.9%, Space 11.1%, Management 9.3%
- #41 Space for Sale
73% matchMixed57% of 165 reviews2025
Dev: Mirage Game Studios
Windows
Space for Sale is an interplanetary, top-down Space Realty management game with a focus on problem-solving and exploration. Played either solo or with a friend, it's up to you to transform wild, uninhabited lands into bustling communities!
Why similar: Space Sim 29.5% ★, Colony Sim 28.6% ★, Aliens 13.3%, Building 11.2%, Futuristic 7.4%
- #42 Paper Kingdom
72% matchMixed62% of 60 reviews2025
Dev: obece
Windows
Paper Kingdom is a colony management game. Stack cards to gather resources, build structures, explore and fight invaders. Turn a nomadic tribe into an empire.
Why similar: Card Game 33.3%, Building 17.9%, Crafting 14.7%, Management 14.7%, Survival 7.9%
- #43 Kaya's Prophecy
71% matchMostly Positive77% of 226 reviews2025
Dev: Jérémie & ThibautPub: Yogscast Games
Windows
Kaya’s Prophecy is a unique card based village builder! establish your village, gather resources, and craft tools and buildings in a vibrant world. Explore and combat various challenges and other groups in this colourful, deck-builder while appeasing your god to earn his favour.
Why similar: Colony Sim 34% ★, Card Game 25.5%, Crafting 12.5%, Management 11.1%, Building 10.6%
- #44 Astrometica: Prologue
69% matchVery Positive90% of 1,281 reviews2024
Dev: BeryMeryPub: RockGame S.A.
Windows
Median: 1.1 hrsMean: 3.1 hrs≥1hr: 53%
Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.
Why similar: Space Sim 34.5% ★, Building 15.1%, Crafting 14.6%, Space 12.8%, Sci-fi 9.2%
- #45 Escape Gaia
71% matchMostly Positive72% of 53 reviews2024
Dev: Current Games
Windows
you will play as Gaia, the shattered will of a planet, and command your spaceship to explore new worlds, collect and refine various resources, build a home on the damaged spacecraft, summon a wide range of monsters, and ultimately, devour other shattered wills to repair yourself.
Why similar: Card Game 41.4%, Futuristic 18.5%, Building 16.1%, Casual 9.2%, Base Building 8.5%
- #46 Space Will
70% matchVery Positive98% of 87 reviews2024
Dev: 张亮002Pub: Aori Games
Windows
Sixty basic cores, hundreds of base station equipment, and thousands of chips, you can freely cooperate and shoot through the dual-angle joystick operation in a survival Roguelike game! Explore the sci-fi space and build your strongest battleship!
Why similar: Space Sim 24.8% ★, Sci-fi 23.3%, Space 22.9%, Moddable 13.9% ★, Casual 9.9%
- #47 Kingdom's Deck
69% matchMostly Positive76% of 453 reviews2025
Dev: Ivan AcoPub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 1.8 hrsMean: 4.0 hrs≥1hr: 64%
Build by day, defend by night! Kingdom's Deck is a card-based city builder where you build and protect your Kingdom from the enemy siege. Build your deck, deploy your cards wisely, defend your walls, manage your resources, and respond to various events that will shape your Kingdom!
Why similar: Colony Sim 34.9% ★, Card Game 28.3%, Building 11.7%, Management 10%, Base Building 8.7%
- #48 For The Warp
71% matchMostly Positive72% of 460 reviews2022
Dev: Massive Galaxy Studios
Windows
Median: 3.3 hrsMean: 6.3 hrs≥1hr: 78%
A roguelike deckbuilding game in space! Explore randomly generated systems, enemies and strange encounters. Build your deck, survive and reach For The Warp gate!
Why similar: Card Game 35%, Space 25%, Sci-fi 22.4%, Futuristic 17.6%
- #49 Prospector
68% matchMostly Positive72% of 149 reviews2025
Dev: Loonworks Games
Windows
Land on a distant planet in this chill resource management game. Harvest alien resources, build and automate machinery, uncover secrets across the stars and strike shipping deals with distant colonies for exclusive rewards!
Why similar: Crafting 20%, Robots 18.9%, Building 17.3%, Space 15%, Sci-fi 11.6%
- #50 Scrap Collector
67% matchMostly Positive74% of 124 reviews2025
Dev: Wibert
Windows
Collect, combine, and automate card production. Discover new areas, resources, and enemies all while growing your mechanized army. Plan ahead before taking on the challenges of the ruptured earth.
Why similar: Card Game 44.9%, Crafting 28%, Management 23%, 2D 3.6%, Singleplayer 0.4%
- #51 Trappist
66% matchVery Positive90% of 72 reviews2024
Dev: Sirrah
Windows · Mac · Linux
Welcome to Trappist-1, 40.7 light-years from Earth. Fly your Ark, a colossal spaceship and mobile base. Explore the solar system and establish thriving colonies. Uncover the mysteries of Trappist in this story-driven colony builder.
Why similar: Space Sim 24.5% ★, Colony Sim 24% ★, Building 11.5%, Space 10.2%, Aliens 10%
- #52 Facteroids
67% matchVery Positive80% of 87 reviews2023
Dev: by Jan Zizka
Windows
Facteroids is a 3D factory building game about asteroid mining in space. Prospect, mine and manage your production lines in a variety of scenarios and procedurally generated worlds across the entire Solar system.
Why similar: Colony Sim 23.3% ★, Space Sim 19.1% ★, Building 13.6%, Robots 11.9%, Space 9%
- #53 EarthX
66% matchVery Positive88% of 905 reviews2023
Dev: DenisPub: Mesote Games
Windows · Mac · Linux
Median: 6.3 hrsMean: 12.8 hrs≥1hr: 93%
EarthX is a rocket company management game. Go from launching small rockets on Earth to eventually building a colony on Mars. Create your own Internet constellation, develop new technologies, supply the International Space Station and terraform Mars!
Why similar: Space Sim 27.9% ★, Colony Sim 23.9% ★, Space 14.6%, Building 13.2%, Management 10.5%
- #54 Nova Lands
65% matchVery Positive89% of 3,351 reviews2023
Dev: BEHEMUTTPub: HypeTrain Digital
Windows
Median: 4.0 hrsMean: 9.4 hrs≥1hr: 88%
Nova Lands is a factory building, exploration, and island management game. Explore, engage in combat, and automate your industry. The planet you’re on is full of mysteries, creatures, people, and things to do. Welcome to your new home amongst the stars!
Why similar: Crafting 26%, Robots 24.8%, Building 18.6%, Base Building 12.9%, Survival 9.2%
- #55 CosmoPirates
66% matchVery Positive83% of 66 reviews2024
Dev: BlackMoon Design
Windows · Linux
Build your deck using cards, ships, items and crew! Explore a generated galaxy roguelike style. Fight gruesome battles against the medley of space scum!
Why similar: Card Game 51.7%, Space 27.3%, Sci-fi 20.4%, Singleplayer 0.6%
- #56 ReFactory
68% matchMostly Positive78% of 91 reviews2022
Dev: AIVIK LLCPub: BIVAK LLC
Windows
Build, explore, fight! ReFactory is a 2D strategy game with a focus on construction and logistics where you build an automated mega-factory on an alien planet.
Why similar: Crafting 40.8%, Management 17.5%, Base Building 17.3%, Casual 12%, Survival 7.1%
- #57 Final Upgrade
67% matchMostly Positive77% of 451 reviews2022
Dev: TaosX
Windows
Median: 2.9 hrsMean: 12.2 hrs≥1hr: 67%
Help humanity to spread throughout the cosmos by exploring new worlds, building space factories and setting up trade routes. Research advanced technologies to increase efficiency and unlock new paths of development. Fight off other artificial intelligences in your goal to reach the Final Upgrade!
Why similar: Space Sim 27.4% ★, Space 17.3%, Building 17.1%, Sci-fi 12%, Management 10.6%
- #58 Stellar Initiative
65% matchMostly Positive77% of 390 reviews2024
Dev: Five Head Games
Windows
Median: 1.7 hrsMean: 6.6 hrs≥1hr: 66%
Stellar Initiative is a roguelike tower defense game where you land on the planet and use your orbit ship to deliver buildings and support you with fire. Complete missions, install new upgrades, discover powerful artifacts, and find the best strategy!
Why similar: Aliens 27.8%, Sci-fi 26.7%, Space 17.1%, Base Building 12.9%, Building 10.5%
- #59 Command Deck
63% matchVery Positive99% of 76 reviews2025
Dev: k-critical
Windows · Mac
A sci-fi roguelike deckbuilder where you explore the galaxy, face hostile aliens, and upgrade your starship. It will take adaptability and strategic thinking to survive and uncover the secret your enemies want to keep hidden.
Why similar: Space Sim 33.7% ★, Card Game 28.1%, Space 20.4%, Sci-fi 17.6%, Indie 0.3%