- #1 Stellar Settlers: Space Base Builder
97% matchMostly Positive70% of 832 reviews2025
Dev: Tinymice EntertainmentPub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 2.4 hrsMean: 3.5 hrs≥1hr: 75%
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 26.5%, Base Building 15.1%, Building 14.6%, Space 12.9%, Management 8.2%
- #2 The Spatials
96% matchMixed69% of 330 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 18.9%, Management 17.8%, Base Building 15.1%, Building 14.3%, Colony Sim 10.5%
- #3 Astro Colony
95% matchVery Positive81% of 2,699 reviews2026
Dev: Terad Games
Windows
Median: 4.4 hrsMean: 16.2 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 25.6%, Base Building 18.4%, Space 18.4%, Building 13.6%, Sandbox 8.4%
- #4 Space for Sale
96% matchMixed56% of 166 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: Colony Sim 25.8%, Building 13.2%, Sandbox 11.6%, Economy 10.9%, Management 8.8%
- #5 Space Haven
94% matchVery Positive86% of 11,081 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 20.9 hrs≥1hr: 71%
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 22.5%, Space 14%, Building 12.9%, Base Building 12.8%, Management 12.5%
- #6 Space Architect
94% matchMostly Positive75% of 300 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 21.5%, Management 12.3%, Base Building 12.1%, Building 11.7%, Economy 9.2%
- #7 The Spatials: Galactology
93% 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 21.4%, Management 12.1%, Building 12%, Base Building 11.8%, Space 11.8%
- #8 Solargene
91% matchMostly Positive76% of 848 reviews2026
Dev: Alexander Semenov
Windows
Median: 4.2 hrsMean: 33.7 hrs≥1hr: 70%
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 25.1%, Base Building 13.9%, Building 13%, Management 12.4%, Economy 12%
- #9 Epic Astro Story
91% matchVery Positive88% of 59 reviews2022
Dev: Kairosoft Co.,Ltd
Windows
Battle baddies and foster interplanetary diplomacy in an epic space colony sim!
Why similar: Colony Sim 35.9%, Strategy RPG 24.8%, Simulation 8.6%, RPG 8.2%, Space 6.8%
- #10 Stardeus
90% matchVery Positive87% of 1,552 reviews2022
Dev: Kodo LinijaPub: Paradox Arc
Windows · Mac · Linux
Median: 8.7 hrsMean: 22.7 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 15.3%, Base Building 13.6%, Management 10.6%, Sandbox 9.6%
- #11 Generation Exile
89% matchMixed68% of 56 reviews2026
Dev: Sonderlust Studios
Windows
Rebuild settlements entirely within a colossal generation ship in this turn-based city builder. Expand your city, manage limited resources and optimize production chains as you navigate difficult choices about humanity’s future among the stars.
Why similar: Colony Sim 27.7%, Building 17%, Management 15.4%, Space 14.9%, Base Building 12.6%
- #12 Starmancer
89% matchMixed62% of 1,047 reviews2021
Dev: Ominux GamesPub: Chucklefish
Windows · Mac · Linux
Median: 1.6 hrsMean: 6.6 hrs≥1hr: 65%
From a small 2-man team comes a unique space station management sim. Take on the role of an A.I commanding a lost space ark. Try not to let your crew run amok and wreck the place.
Why similar: Colony Sim 21.3%, Management 13.4%, Space 13.3%, Building 12.5%, 2.5D 12.5%
- #13 SkyBrew: Entropic Strategist
88% matchMostly Positive76% of 565 reviews2025
Dev: ATRIC Games
Windows
Experience entrepreneurship in a floating cloud cafe. Manage your flying cafe, customize construction, train staff, handle random events, and uncover the secrets of the commercial empire, growing from a small shop to the sky's brightest star.
Why similar: Building 25.6%, Base Building 22.1%, Management 20%, Sandbox 10.5%, Simulation 8.4%
- #14 RimWorld
85% matchOverwhelmingly Positive98% of 245,287 reviews2018
Dev: Ludeon Studios
Windows · Mac · Linux
Median: 59.6 hrsMean: 266.1 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 31.9%, Base Building 17.5%, Management 12.8%, Building 10.2%, Sandbox 9.8%
- #15 Space Station Tycoon
87% matchMixed60% of 217 reviews2023
Dev: Lunheim Studios
Windows
Median: 3.0 hrsMean: 7.8 hrs≥1hr: 81%
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 22.4%, Space 15.8%, Management 15.1%, Building 13.5%, Economy 12.3%
- #16 orbit.industries
86% matchMixed60% of 91 reviews2022
Dev: LAB132Pub: Klabater
Windows · Linux
🚀 Become a Space Pioneer by building and managing a station of your own on the orbit of distant planets! Focus on design and management or fulfill objectives to progress. 🛰️ Explore, Build and Prosper!
Why similar: Space 26.7%, Building 17.4%, Management 16.3%, Economy 14.3%, Sandbox 10.8%
- #17 Base One
86% matchMostly Negative37% 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: Political Sim 30.7% ★, Strategy RPG 18.9%, Building 15.4%, Management 12.3%, Space 11.2%
- #18 The Last Starship
83% matchMostly Positive75% of 1,688 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 6.1 hrsMean: 12.2 hrs≥1hr: 80%
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: Colony Sim 20.1%, Space 15.6%, Building 14.6%, Base Building 13.4%, Sandbox 11%
- #19 Hazeron Starship
84% matchVery Positive83% of 105 reviews2023
Dev: Hazeron Freehold LLC
Windows · Linux
Explore and colonize a vast universe. Discover resources. Build cities. Make spacecraft. Walk aboard them. Operate their controls. Command a crew of NPCs. Lift off. Fly up through the atmosphere to outer space. Land on other worlds, anywhere, not at designated places. Build an empire.
Why similar: Colony Sim 26.5%, Space 14.5%, Economy 13.6%, Building 13.2%, Management 13%
- #20 Star Nomad 2
84% matchMostly Positive72% of 158 reviews2015
Dev: Huy Phan
Windows · Mac
A space trader & combat sim meets squad-RPG, large scale conquest, choice driven gameplay with fluid & punchy tactical real-time combat set in a dynamic open-world sandbox.
Why similar: Space 32.8%, Sandbox 14.5%, Open World 13.6%, Roguelite 11.4%, RPG 11.1%
- #21 Rebots
82% matchMostly Positive77% of 56 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: Colony Sim 20.6%, Space 17.6%, Base Building 13.5%, Building 12.9%, Sandbox 11.8%
- #22 Gaia Beyond
82% matchMostly Positive75% of 265 reviews2020
Dev: Warp Turtle
Windows
Gaia Beyond is a handcrafted 2D Action-RPG, an exploration mix built around the core features fighting, mining and trading. Your decisions are footprints within a vast non-linear solar system. Forge alliances among numerous factions and develop relations with hundreds of NPCs.
Why similar: Space 34.3%, Open World 22.6%, Top-Down 16.1%, Exploration 10.7%, RPG 9.1%
- #23 Star Traders: Frontiers
81% matchVery Positive83% of 3,805 reviews2018
Dev: Trese Brothers
Windows · Mac · Linux
Median: 3.4 hrsMean: 24.8 hrs≥1hr: 74%
You are the captain of a starship venturing through a massive open universe. Customize your crew and take command at the helm of your very own ship as you explore a galaxy torn apart by internal strife, alien threats, and political intrigue.
Why similar: Management 17.4%, Space 14.4%, Economy 14.1%, Sandbox 12.8%, Procedural Generation 11.5%
- #24 Exogate Initiative
79% matchMostly Positive76% of 727 reviews2025
Dev: Xeno Bits
Windows
Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.
Why similar: Colony Sim 21.7%, Building 15.3%, Management 15%, Base Building 14.3%, Space 12.8%
- #25 Moons of Ardan
79% matchVery Positive96% of 92 reviews2021
Dev: Pandora Technology
Windows
Embark on a space city-building adventure in Moons of Ardan! Develop a thriving civilization in a real-time planetary system. Oversee production chains, cater to the needs of your axonauts, recover their lost technologies, and navigate resource transportation.
Why similar: Colony Sim 26.9%, Space 16.9%, Building 16.8%, Economy 15.1%, Management 12.9%
- #26 ASTRONEER
77% matchVery Positive92% of 139,015 reviews2019
Dev: System Era Softworks
Windows
Median: 11.5 hrsMean: 44.6 hrs≥1hr: 87%
Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.
Why similar: Space 26%, Base Building 17.6%, Open World 17.2%, Building 15.4%, Sandbox 13.2%
- #27 Trappist
78% 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: Colony Sim 28.8%, Building 18.2%, Space 17%, Base Building 15%, Sandbox 12.2%
- #28 Avorion
77% matchVery Positive90% of 14,549 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.8 hrsMean: 99.5 hrs≥1hr: 90%
A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.
Why similar: Space 18.4%, Building 18.2%, Economy 14.8%, Sandbox 13.4%, Management 12%
- #29 The Universim
76% matchMostly Positive80% of 10,640 reviews2024
Dev: Crytivo
Windows · Mac · Linux
Median: 7.3 hrsMean: 34.0 hrs≥1hr: 89%
Jump straight into managing your own planets as you guide a civilization through the ages. Build the ultimate empire in The Universim, a new breed of God Game in development by Crytivo.
Why similar: Colony Sim 29.1%, Building 16.3%, Space 12.6%, Management 12.3%, Sandbox 11.9%
- #30 Interstellaria
80% matchMixed56% of 410 reviews2015
Dev: Coldrice Games LLC
Windows · Mac · Linux
Median: 3.1 hrsMean: 4.7 hrs≥1hr: 75%
Managing a fleet across a dangerous galaxy. Every star and planet holds untold riches and dangers. Each encounter will require skills in trading, diplomacy, and combat. Allocate power to engines, charge all weapons, and take on the worst the galaxy has to handle.
Why similar: Space 47%, Management 37%, Exploration 16%
- #31 Spacebase DF-9
81% matchOverwhelmingly Negative18% of 4,335 reviews2014
Dev: Double Fine Productions
Windows · Mac · Linux
Median: 3.2 hrsMean: 4.9 hrs≥1hr: 89%
In Spacebase DF-9, you'll build a home among the stars for a motley population of humans and aliens as they go about their daily lives. Mine asteroids, discover derelicts, and deal with the tribulations of galactic resettlement in Earth's distant future.
Why similar: Space 29.8%, Base Building 22.6%, Building 16.7%, Sandbox 13.2%, Simulation 9.5%
- #32 NebuLeet
75% matchVery Positive90% of 50 reviews2025
Dev: quasilytePub: quasilyte tech
Windows · Mac · Linux
Lead a paramilitary force against a growing space Cult threat. Program your units, build a fleet, trade, research, and engage in deep tactical combat in this RPG-strategy hybrid.
Why similar: Space 22.8%, Sandbox 18.1%, Open World 17.4%, Management 13.4%, Base Building 13%
- #33 AstronTycoon
78% matchMostly Positive73% of 56 reviews2018
Dev: ANG People s.r.o.
Windows
Take the role of an astronomer exploring the depths of the universe. Build large telescopes to explore distant stars. Discover a habitable planet or an unknown anomaly in a far corner of the galaxy. Get scientific grants, publish your results and explore new technologies.
Why similar: Simulation 57.2%, Management 42.8%
- #34 Star Valor
74% matchVery Positive89% of 3,421 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 29.0 hrs≥1hr: 79%
Choose your own destiny as you explore an open-world procedurally generated galaxy where anything is possible. Become a miner, a trader, a bounty hunter, a pirate, or perhaps a jack of all trades. Start off small and build your way to the top but remember with every action, comes consequences.
Why similar: Space 23%, Sandbox 15.5%, 2.5D 14.9%, Open World 13.2%, Procedural Generation 11.6%
- #35 Prospector
74% matchMixed70% of 152 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: Building 20.5%, Base Building 19.2%, Space 18.8%, Sandbox 15.3%, Open World 14.1%
- #36 Pixel Starships
73% matchMostly Positive73% of 3,000 reviews2023
Dev: SavySoda
Windows · Mac · Linux
Median: 2.2 hrsMean: 24.3 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 35%, Building 29.8%, Base Building 28.4%, RPG 6.8%
- #37 Sector Space
72% matchVery Positive93% of 139 reviews2025
Dev: Robin M. FarrellPub: Outer Vision Games
Windows · Linux
Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.
Why similar: Building 21.6%, RPG 19.2%, Simulation 17.8%, Space 14.8%, Top-Down 13.4%
- #38 Sol Trader
76% matchMixed66% of 68 reviews2016
Dev: Chris ParsonsPub: Revelation Games
Windows · Mac · Linux
Lean on your network of in-game friends and family to trade, mine and explore in this genre-busting space simulation.
Why similar: Strategy RPG 24.4%, Space 22.2%, RPG 19.3%, Simulation 17.8%, Procedural Generation 16.3%
- #39 SpaceBourne 2
71% matchMostly Positive76% of 5,149 reviews2025
Dev: Burak Dabak
Windows
Median: 2.5 hrsMean: 11.2 hrs≥1hr: 71%
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.
Why similar: Base Building 19%, Space 18.1%, Economy 15.3%, Building 13.6%, Open World 13.5%
- #40 Anvil Saga
73% matchMostly Positive70% of 1,826 reviews2023
Dev: Pirozhok StudioPub: HeroCraft PC
Windows
Median: 4.0 hrsMean: 7.6 hrs≥1hr: 86%
Anvil Saga is a management sim with RPG elements where you take control of a blacksmith shop amidst the Hundred Years' War. Each decision you make impacts the story and gameplay.
Why similar: Colony Sim 22%, Management 17.9%, Base Building 14.7%, Building 13.6%, Economy 12.9%
- #41 BossConstructor
75% matchMostly Positive73% of 221 reviews2016
Dev: Neomateria Games GmbH
Windows · Mac · Linux
Median: 3.6 hrsMean: 6.8 hrs≥1hr: 77%
Scavenge modules, combine them in the deadliest and most efficient ways imaginable, and fly your very own spaceship through alien space with BossConstructor. Thousands of procedurally generated galaxies await you and your space-faring collection of assembled modules to explore them.
Why similar: Space 30.8%, Building 23.6%, RPG 11.8%, Simulation 11.2%, Management 11%
- #42 Dyson Sphere Program
69% matchOverwhelmingly Positive97% of 91,542 reviews2021
Dev: Youthcat StudioPub: Gamirror Games
Windows
Median: 13.0 hrsMean: 75.8 hrs≥1hr: 84%
Build the most efficient intergalactic factory in space simulation strategy game Dyson Sphere Program! Harness the power of stars, collect resources, plan and design production lines and develop your interstellar factory from a small space workshop to a galaxy-wide industrial empire.
Why similar: Space 23.3%, Base Building 20.1%, Building 17.5%, Management 13.1%, Open World 11.3%
- #43 Out of Orbit
72% matchVery Positive80% of 168 reviews2023
Dev: Case Yellow Labs
Windows
Design, build, or pirate spaceships. Build bases on planets. Explore endless randomly generated universes, travel through black holes, command your crew, survive cosmic events, collect and trade materials, battle epic bosses, and much more. The sky is the limit, literally!
Why similar: Colony Sim 21.3%, Building 17.2%, Space 16.5%, Sandbox 13.4%, Base Building 13%
- #44 Surviving Ceres
71% matchVery Positive87% of 139 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 27.3%, Building 17.9%, Base Building 14.3%, Management 14.1%, Open World 11.1%
- #45 Solar Expanse - Space Exploration Manager
68% matchVery Positive88% of 1,295 reviews2026
Dev: SpaceOpsPub: Games Operators
Windows
Median: 4.8 hrsMean: 14.7 hrs≥1hr: 77%
Explore the Solar System. Mine and drop asteroids. Colonize and terraform. Lead the space race and compete with other corporations on your way to profit. Watch the expansion of human race over the centuries.
Why similar: Space 30.9%, Management 21.1%, Sandbox 19.5%, Building 14.3%, Simulation 8.4%
- #46 Clonizer
70% matchVery Positive86% of 183 reviews2025
Dev: Juicy PlumePub: Rogue Duck Interactive
Windows · Mac · Linux
Median: 3.5 hrsMean: 4.7 hrs≥1hr: 86%
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 52.2%, Roguelite 19%, Exploration 10.8%, Cute 9.4%, Simulation 8.6%
- #47 Cosmonautica
73% matchMixed48% of 1,190 reviews2015
Dev: Chasing Carrots
Windows
Median: 3.5 hrsMean: 5.0 hrs≥1hr: 89%
Cosmonautica is a fresh take on space trading in a procedurally generated universe, paired with quirky humor for your intergalactic enjoyment.
Why similar: Space 21.5%, Economy 18.6%, Management 17.4%, Sandbox 10.5%, Procedural Generation 10.2%
- #48 Stellar Odyssey
69% matchMostly Positive72% of 76 reviews2026
Dev: Stellar Games
Windows
An Idle Space MMORPG where you progress at your own pace, but the universe is built together. Explore a procedural galaxy of nearly 50 million star systems alone — or join a Squadron to pool resources, raise space stations, upgrade shared buildings, and expand across the stars as one.
Why similar: Space 22.4%, Economy 17%, Management 13.5%, Procedural Generation 12.4%, Sandbox 11.3%
- #49 Star Sonata 2
71% matchMixed67% of 293 reviews2020
Dev: Landauer Games
Windows
Median: 2.1 hrsMean: 60.0 hrs≥1hr: 60%
Star Sonata 2 is a space sandbox MMO that combines elements of action, RPG, and empire creation into a truly unique MMO. Explore the sandbox style universe, build persistent bases, construct trade ships, and even fight your way to the top and claim the Emperor’s Throne!
Why similar: Space 19.3%, Building 16.2%, Base Building 15.8%, Sandbox 13.1%, 2.5D 12.6%
- #50 Starminer
67% matchMostly Positive73% of 1,858 reviews2026
Dev: CoolAndGoodGames
Windows
Median: 7.2 hrsMean: 20.1 hrs≥1hr: 81%
Design and build a massive interstellar fleet in this simulation sandbox. Strip space of its minerals for profit, but stay alert: your greed attracts the alien. Master deep base-building and deploy warships to protect your empire in immersive real-time space.
Why similar: Strategy RPG 16%, Space 15.7%, Economy 14.8%, Management 11.9%, Sandbox 11.8%
- #51 My Colony
70% matchVery Positive90% of 279 reviews2018
Dev: Ape Apps
Windows · Mac · Linux
Build, expand, and rule a growing space colony. Explore tech, trade, and multiplayer.
Why similar: Colony Sim 86%, Simulation 14%
- #52 Reassembly
68% matchVery Positive94% of 4,094 reviews2015
Dev: Anisoptera GamesPub: Indie Voyage
Windows · Mac · Linux
Median: 5.0 hrsMean: 26.1 hrs≥1hr: 84%
A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.
Why similar: Building 31.8%, Space 30.4%, Sandbox 19.2%, Open World 7.2%, Top-Down 5.9%
- #53 Celestial Command
70% matchMixed62% of 704 reviews2014
Dev: Science Interactive
Windows · Linux
Median: 1.5 hrsMean: 6.3 hrs≥1hr: 62%
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
Why similar: Space 41.8%, Sandbox 18.5%, Building 16%, Simulation 11.6%, RPG 6.6%
- #54 Mercury Fallen
67% matchMostly Positive78% of 318 reviews2023
Dev: Nitrous ButterflyPub: indie.io
Windows · Mac
Median: 3.2 hrsMean: 5.2 hrs≥1hr: 86%
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 24.5%, Building 15%, Management 14.8%, Base Building 13.7%, Space 13.3%
- #55 Space Chef
66% matchVery Positive80% of 140 reviews2025
Dev: Blue Goo GamesPub: Kwalee
Windows
Hunt, cook, and deliver cosmic cuisine using ingredients from across the galaxy to become the greatest chef in the Horseshoe Nebula. Explore alien worlds teeming with (edible) life, win the hearts of your customers, and thwart the rise of an evil interstellar burger chain.
Why similar: Space 22.7%, Management 17.8%, Base Building 16.7%, Cartoony 15.3%, Open World 12%
- #56 The Long Journey Home
69% matchMixed59% of 1,932 reviews2017
Dev: Daedalic Studio WestPub: Daedalic Entertainment
Windows · Mac
Median: 3.9 hrsMean: 5.9 hrs≥1hr: 89%
The Long Journey Home combines an open world full of galaxies, planets and anomalies with quests and mechanics of a rogue-like RPG. One destination. Endless adventures. Where will this journey take you?
Why similar: Space 45.5%, Simulation 16.2%, RPG 15.3%, Procedural Generation 11.9%, Exploration 11.1%
- #57 Builderment
66% matchMixed68% of 128 reviews2023
Dev: Builderment LLC
Windows · Mac
Builderment is a casual factory builder, where you are sent to far away planets to keep Earth going with fresh resources. Establish your base, then mine, build, transport, and ultimately design an automated operation that will save your home one shipment at a time!
Why similar: Base Building 25.6%, Building 22.5%, Sandbox 16.2%, Management 8.6%, Simulation 5.5%
- #58 helionaut
66% matchVery Positive95% of 226 reviews2020
Dev: Sokpop Collective
Windows · Mac
An open-world galaxy adventure game ✨🚀🌠 Explore a procedurally-generated universe filled with diverse micro-planets, asteroid belts and UFOs. 👽
Why similar: Space 34.9%, Procedural Generation 21.9%, Open World 19.4%, Simulation 14.1%, Cute 9.8%
- #59 Unending Galaxy
68% matchMixed62% of 125 reviews2016
Dev: Anarkis Gaming
Windows
Median: 3.3 hrsMean: 3.6 hrs≥1hr: 91%
Unending Galaxy is a unique space-sim in which you can fill any role from pirate or trader to the leader of a large galactic empire.
Why similar: Space 34.9%, Simulation 18.2%, Sandbox 17.9%, Economy 17%, Open World 12%