- #1 Cosmoteer: Starship Architect & Commander
97% matchVery Positive94% of 12,715 reviews2022
Dev: Walternate Realities
Windows
Median: 19.5 hrsMean: 41.2 hrs≥1hr: 92%
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!
Why similar: Spaceships 37.6% ★, Space Sim 27.7%, Space 15.4%, Sci-fi 13.9%, Exploration 5.4%
Why You'll Like It: It offers the most similar experience in terms of modular ship design and tactical fleet combat.
- #2 Avorion
96% matchVery Positive90% of 14,488 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.5 hrsMean: 99.0 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: Spaceships 19.2% ★, Space Sim 15.7%, Flight 10.2%, Trading 10%, Economy 8.4%
Why You'll Like It: This game perfectly captures the progression from mining small asteroids to building massive, procedurally generated capital ships.
- #3 X4: Foundations
96% matchMostly Positive80% of 29,356 reviews2018
Dev: Egosoft
Windows · Linux
Median: 5.0 hrsMean: 94.8 hrs≥1hr: 80%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.
Why similar: Space Sim 18.6%, Trading 16.5%, Flight 12.1%, Economy 11.1%, Space 10.4%
Why You'll Like It: It provides the deep economic simulation and fleet management depth that players looking for a grand space empire will appreciate.
- #4 Dyson Sphere Program
95% matchOverwhelmingly Positive97% of 91,085 reviews2021
Dev: Youthcat StudioPub: Gamirror Games
Windows
Median: 13.1 hrsMean: 75.3 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 20.6%, Base Building 19%, Space Sim 15.4%, Sandbox 12.5%, Open World 11.5%
Why You'll Like It: It focuses on the industrial scale of resource extraction and logistics that mirrors the core loop of Starminer.
- #5 The Last Starship
94% matchMostly Positive75% of 1,617 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 5.9 hrsMean: 11.4 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: Space Sim 24.9%, Mining 20.4% ★, Space 12.6%, Sandbox 12.5%, Base Building 11.5%
Why You'll Like It: It focuses heavily on the design and internal management of a functional starship, much like the base-building aspects of Starminer.
- #6 Space Engineers
94% matchVery Positive89% of 133,963 reviews2019
Dev: Keen Software House
Windows
Median: 9.0 hrsMean: 96.1 hrs≥1hr: 88%
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
Why similar: Space Sim 27.1%, Space 13.6%, Sandbox 13.3%, Base Building 12.4%, Open World 10.2%
Why You'll Like It: The physics-based building and mining mechanics are essential for players who enjoy the engineering side of space simulation.
- #7 Space Haven
93% matchVery Positive86% of 10,886 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: Space Sim 24.9%, Space 14.2%, Base Building 14%, Sandbox 13.5%, Management 10.5%
Why You'll Like It: This game emphasizes the survival and management of a crewed ship, adding a layer of strategic depth to the building process.
- #8 Stardeus
92% matchVery Positive87% of 1,543 reviews2022
Dev: Kodo LinijaPub: Paradox Arc
Windows · Mac · Linux
Median: 9.0 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: Space Sim 24.4%, Space 14.5%, Base Building 13.7%, Sandbox 12.9%, Open World 10.2%
Why You'll Like It: It combines colony management with ship building, requiring players to maintain complex systems while exploring the stars.
- #9 Void Destroyer 2
91% matchVery Positive80% of 672 reviews2020
Dev: Iteration 11
Windows
Median: 2.8 hrsMean: 15.3 hrs≥1hr: 74%
Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.
Why similar: Space Sim 20.6%, Trading 15%, Mining 13.4% ★, Flight 10.5%, Sandbox 9.5%
Why You'll Like It: It blends real-time strategy and space simulation, allowing you to command fleets while participating in the action.
- #10 Star Valor
90% matchVery Positive89% of 3,391 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 28.8 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: Spaceships 25.1% ★, Mining 17.1% ★, Space Sim 12.2%, Space 11.7%, Sandbox 11.1%
Why You'll Like It: This action-oriented RPG features deep ship customization and a rewarding progression system based on mining and combat.
- #11 Starbase
91% matchMixed56% of 6,734 reviews2021
Dev: Frozenbyte
Windows
Median: 14.3 hrsMean: 91.4 hrs≥1hr: 91%
Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.
Why similar: Space Sim 38%, Space 16.5%, Sandbox 16.3%, Open World 15.2%, Sci-fi 10%
Why You'll Like It: This MMO offers unparalleled freedom in ship construction and mining, allowing for massive, player-built industrial operations.
- #12 SpaceBourne 2
89% matchMostly Positive76% of 5,095 reviews2025
Dev: Burak Dabak
Windows
Median: 2.4 hrsMean: 11.1 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: Space Sim 24.3%, Flight 16.4%, Mining 10.8% ★, Economy 10.7%, Base Building 10.2%
Why You'll Like It: This title offers a strong RPG-focused space experience with significant emphasis on fleet building and base construction.
- #13 Interstellar Rift
89% matchMixed68% of 1,663 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 33.4 hrs≥1hr: 83%
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
Why similar: Space Sim 22.3%, Trading 17.1%, Mining 15.6% ★, Sandbox 9.7%, Aliens 8.8%
Why You'll Like It: It provides a multiplayer-focused experience centered on ship design and the logistical challenges of space travel.
- #14 Stationeers
88% matchVery Positive88% of 9,110 reviews2017
Dev: RocketWerkz
Windows
Median: 9.9 hrsMean: 83.8 hrs≥1hr: 85%
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
Why similar: Mining 24.4% ★, Space 14.7%, Sandbox 14.7%, Base Building 14.7%, Physics 11.2%
Why You'll Like It: For those who love the technical side of Starminer, this game offers deep, complex atmospheric and electrical system management.
- #15 Elite Dangerous
87% matchMostly Positive77% of 106,632 reviews2015
Dev: Frontier Developments
Windows
Median: 18.2 hrsMean: 148.2 hrs≥1hr: 89%
Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.
Why similar: Space Sim 37.8%, Space 17.9%, Open World 11.8%, Trading 10.3%, Sci-fi 8.4%
Why You'll Like It: It provides a realistic, vast-scale simulation of space mining and trading within a persistent, dangerous galaxy.
- #16 Astrox Imperium
86% matchVery Positive84% of 1,237 reviews2019
Dev: Jace Masula
Windows
Median: 4.2 hrsMean: 16.4 hrs≥1hr: 67%
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Why similar: Space Sim 29.2%, Space 24.3%, Mining 17.6% ★, Sandbox 13.6%, Open World 9.4%
Why You'll Like It: It is a dedicated space-sim that focuses heavily on the mining and trading grind required to build a powerful fleet.
- #17 Starpoint Gemini Warlords
86% matchMostly Positive73% of 3,584 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 10.9 hrs≥1hr: 87%
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
Why similar: Spaceships 23.1% ★, Space Sim 17.3%, Space 10.8%, Flight 9.4%, Strategy RPG 8.6%
Why You'll Like It: It combines 4X strategy with space simulation, allowing you to build a fleet and conquer sectors.
- #18 Ostranauts
85% matchVery Positive81% of 2,676 reviews2020
Dev: Blue Bottle GamesPub: Kitfox Games
Windows
Median: 5.7 hrsMean: 31.3 hrs≥1hr: 73%
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.
Why similar: Space Sim 20.9%, Spaceships 18.1% ★, Flight 14.9%, Trading 11.3%, Space 10.2%
Why You'll Like It: This game offers a gritty, high-stakes approach to ship salvage and management that tests your survival skills.
- #19 Hardspace: Shipbreaker
82% matchVery Positive89% of 22,140 reviews2022
Dev: Blackbird Interactive
Windows
Median: 4.7 hrsMean: 24.0 hrs≥1hr: 86%
Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!
Why similar: Space Sim 25%, Space 24.7%, Sandbox 16.5%, Sci-fi 15%, Physics 14.8%
Why You'll Like It: It offers a satisfying, physics-based look at the industrial side of space, focusing on the dismantling of ships for resources.
- #20 Helium Rain
84% matchMostly Positive79% of 336 reviews2018
Dev: Deimos Games
Windows · Linux
Median: 3.3 hrsMean: 9.5 hrs≥1hr: 73%
Trade your wares and eliminate the competition in a cutthroat world. Buy new ships and stations to mine and haul resources. Explore the vast emptiness of space.
Why similar: Space Sim 46.9%, Space 22.5%, Trading 15.9%, Economy 9%, Exploration 5.7%
Why You'll Like It: This simulation focuses on the economic and strategic aspects of space trading and fleet management in a realistic setting.
- #21 Starship EVO
83% matchVery Positive84% of 1,485 reviews2020
Dev: Moonfire Entertainment
Windows
Median: 1.6 hrsMean: 6.4 hrs≥1hr: 58%
Mine and craft your way to orbit, build your own starship and explore a vast, dangerous galaxy alongside your crew. For players who love a meaningful survival progression, a unique and elegant building system, and epic space-opera scale.
Why similar: Space 22.8%, Space Sim 22.4%, Sandbox 18%, Spaceships 15.1% ★, Open World 8.3%
Why You'll Like It: This game offers an incredibly detailed building system that allows for creative and functional ship designs.
- #22 Empyrion - Galactic Survival
82% matchMostly Positive78% of 34,271 reviews2020
Dev: Eleon Game Studios
Windows
Median: 6.3 hrsMean: 76.9 hrs≥1hr: 77%
Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!
Why similar: Space Sim 27.9%, Space 15.8%, Sandbox 13.2%, Open World 11.4%, Physics 9.4%
Why You'll Like It: It provides a comprehensive sandbox experience where building, mining, and defending against alien threats are central.
- #23 Terra Invicta
80% matchVery Positive81% of 9,434 reviews2026
Dev: Pavonis InteractivePub: Hooded Horse
Windows
Median: 9.6 hrsMean: 52.2 hrs≥1hr: 80%
An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.
Why similar: Economy 33.9%, Sandbox 24.6%, Space 22.4%, Management 19.1%
Why You'll Like It: This grand strategy game captures the geopolitical and economic struggle of expanding into space against alien threats.
- #24 Celestial Command
84% matchMixed62% of 701 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 32.1%, Space Sim 25.1%, Sandbox 20.3%, Sci-fi 10.5%, RPG 7.1%
Why You'll Like It: It features complex physics-based building that requires players to carefully design their ships for space operations.
- #25 NEBULOUS: Fleet Command
81% matchVery Positive81% of 4,297 reviews2022
Dev: Eridanus IndustriesPub: Hooded Horse
Windows
Median: 5.1 hrsMean: 31.7 hrs≥1hr: 77%
Take command of your hand-tailored fleet of space warships and use realistic radar, electronic warfare, advanced movement controls in 3D space, and precision targeting to outmaneuver and outwit your opponents in a simulation-heavy tactical space game like no other.
Why similar: Strategy RPG 24.3%, RTS 23.9%, Sandbox 18.9%, Space 18.8%, Open World 14.1%
Why You'll Like It: It focuses on the tactical and strategic side of fleet management, perfect for those who enjoy the combat aspect of Starminer.
- #26 Reassembly
81% matchVery Positive94% of 4,079 reviews2015
Dev: Anisoptera GamesPub: Indie Voyage
Windows · Mac · Linux
Median: 5.1 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: Space 38.2%, Sandbox 33.8%, Open World 10.4%, Sci-fi 8.4%, Exploration 5.1%
Why You'll Like It: This game features a unique procedural ship-building system that emphasizes modular design for fleet combat.
- #27 Solar Expanse - Space Exploration Manager
78% matchVery Positive88% of 1,153 reviews2026
Dev: SpaceOpsPub: Games Operators
Windows
Median: 4.8 hrsMean: 14.6 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 Sim 25.5%, Space 16.4%, Sandbox 14.5%, Mining 12.4% ★, Physics 10.4%
- #28 Space Engineers 2
77% matchMostly Positive75% of 4,798 reviews2025
Dev: Keen Software House
Windows
Median: 1.4 hrsMean: 8.1 hrs≥1hr: 60%
Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.
Why similar: Space Sim 20.2%, Mining 18.8% ★, Sandbox 14.4%, Space 13.9%, Open World 9.5%
- #29 Evochron Legacy SE
79% matchVery Positive83% of 443 reviews2016
Dev: StarWraith 3D Games LLC
Windows
Median: 1.6 hrsMean: 6.8 hrs≥1hr: 62%
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.
Why similar: Space Sim 30.5%, Trading 22.1%, Space 13.5%, Sandbox 11.8%, Open World 9.1%
Why You'll Like It: A pure space-sim that offers extensive mining and trading mechanics in a seamless, open-world environment.
- #30 SpaceCraft
76% matchMixed67% of 2,264 reviews2026
Dev: Shiro Games
Windows
Median: 13.9 hrsMean: 37.2 hrs≥1hr: 91%
The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate.
Why similar: Space Sim 26.3%, Space 15.1%, Sandbox 13.6%, Base Building 11.8%, Open World 10.9%
- #31 X3: Terran Conflict
78% matchVery Positive85% of 2,856 reviews2008
Dev: Egosoft
Windows · Mac · Linux
Median: 1.1 hrsMean: 32.0 hrs≥1hr: 51%
It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!
Why similar: Space 23.3%, Space Sim 20.1%, Trading 16.8%, Sandbox 11.6%, Economy 8.8%
Why You'll Like It: A classic in the genre, it remains one of the best examples of building a massive, automated trade and combat empire.
- #32 Outworld Station
75% matchVery Positive85% of 799 reviews2026
Dev: Trickjump Games Ltd
Windows
Median: 4.1 hrsMean: 10.8 hrs≥1hr: 69%
Take the helm as a new Station Commander and exploit an alien star system in this stunning space-station factory automation game. Amass resources and construct starships using increasingly advanced manufacturing and expand your station in a hostile universe.
Why similar: Space 19.7%, Base Building 18.2%, RTS 17%, Sandbox 15.8%, Management 11.7%
- #33 Objects in Space
79% matchMixed52% of 620 reviews2019
Dev: Flat Earth GamesPub: 505 Games
Windows · Mac · Linux
Median: 2.2 hrsMean: 6.7 hrs≥1hr: 71%
Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.
Why similar: Space Sim 34.5%, Space 33.2%, RPG 15.7%, Sci-fi 9%, Open World 7.7%
Why You'll Like It: This game provides a deep, retro-futuristic simulation of space trading and navigation that rewards careful planning.
- #34 Between the Stars
76% matchMostly Positive74% of 2,460 reviews2024
Dev: Isolated Games
Windows
Median: 54 minMean: 8.7 hrs≥1hr: 49%
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.
Why similar: Space Sim 31.5%, Space 24.2%, Sandbox 10.9%, RPG 9%, Sci-fi 9%
- #35 Solargene
74% matchMostly Positive76% of 841 reviews2026
Dev: Alexander Semenov
Windows
Median: 4.2 hrsMean: 34.3 hrs≥1hr: 72%
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: Space Sim 26.8%, Economy 14.5%, Base Building 13%, Sandbox 12%, Space 10.2%
- #36 StarMade
77% matchMixed68% of 2,989 reviews2014
Dev: Schine GmbH
Windows · Mac · Linux
Median: 1.3 hrsMean: 18.8 hrs≥1hr: 54%
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Why similar: Space 28.3%, Sandbox 24.1%, Space Sim 15.4%, Open World 15%, Sci-fi 9.9%
- #37 Starcom: Unknown Space
73% matchVery Positive92% of 4,377 reviews2024
Dev: Wx3 Labs, LLC
Windows
Median: 8.5 hrsMean: 16.9 hrs≥1hr: 83%
Starcom: Unknown Space is an action RPG of space exploration and adventure. Build your own starship while discovering an epic story in a universe of strange mysteries, alien factions and uncharted worlds.
Why similar: Space Sim 31%, Space 23%, Open World 13.2%, Aliens 10.9%, Sci-fi 9%
- #38 Cosmic Miners
75% matchMixed56% of 60 reviews2025
Dev: bitByte Games
Windows
Explore asteroid fields, trade rare resources, and upgrade your ship in Cosmic Miners. Navigate faction alliances, complete missions, and rise through the ranks in a dynamic space adventure where your choices shape your path to cosmic power.
Why similar: Space Sim 32.5%, Flight 16.5%, Space 14.1%, Economy 13.1%, Sci-fi 9.8%
- #39 ΔV: Rings of Saturn
73% matchVery Positive93% of 3,408 reviews2023
Dev: Kodera Software
Windows · Mac · Linux
Median: 8.3 hrsMean: 11.6 hrs≥1hr: 84%
A physics-based mining sim, set in the thickest debris field in Sol. Every action has a reaction, lasers are invisible without a medium, and your thrust is a potent weapon. Find trade, adapt your equipment to your playstyle, hire a crew to help. Unravel the mysteries of the rings, or just get rich.
Why similar: Space Sim 30%, Space 18.9%, Physics 11.9%, Sci-fi 11.6%, Sandbox 10.8%
- #40 MineMogul
71% matchOverwhelmingly Positive96% of 4,006 reviews2025
Dev: NoodleForge (Gvarados & Diomonder)Pub: NoodleForge
Windows
Median: 6.2 hrsMean: 12.4 hrs≥1hr: 91%
Design and build a factory deep underground in this physics-based automation sandbox. Mine resources, buy machines and master the chaos as you become the ultimate Mine Mogul!
Why similar: Mining 32.1% ★, Sandbox 15.9%, Base Building 15.5%, Physics 14.1%, Management 12.6%
- #41 Astronomics
72% matchVery Positive90% of 664 reviews2025
Dev: Numizmatic
Windows
Median: 8.3 hrsMean: 15.0 hrs≥1hr: 86%
Top-down action and space exploration meet asteroid mining automation! Navigate to randomly generated asteroids passing by and start mining. Impress your employer, upgrade your equipment, fight off pirates and save up for that ticket to Earth so you can finally come home... for the very first time.
Why similar: Space 21.5%, Mining 20.5% ★, Sandbox 15.9%, Physics 13.6%, Sci-fi 11.1%
- #42 StarRupture
70% matchVery Positive81% of 12,866 reviews2026
Dev: Creepy Jar
Windows
Median: 6.7 hrsMean: 24.2 hrs≥1hr: 88%
StarRupture is a first-person open world base-building game with advanced combat and tons of exploration. Play alone or in a group on this sublime and ever-changing planet, extract and manage resources, create your complex industrial system and fight off hordes of alien monsters.
Why similar: Base Building 27.2%, Sandbox 24.6%, Open World 21.2%, Sci-fi 16.6%, Exploration 10.5%
- #43 Space Commander: War and Trade
74% matchMixed68% of 701 reviews2020
Dev: Home Net Games
Windows · Mac · Linux
Median: 1.2 hrsMean: 9.2 hrs≥1hr: 56%
Fight, explore the stars, trade, and lead your fleet across the galaxySpace Commander: War and Trade is an ultimate single player space-sim featuring spectacular graphics, intuitive combat and deep mechanics.
Why similar: Space Sim 26.3%, Flight 16.1%, Base Building 12.8%, Economy 10.7%, Aliens 10.7%
- #44 Out of Orbit
72% matchMostly Positive80% of 162 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: Spaceships 30.2% ★, Sandbox 14.7%, Base Building 11.8%, Space 11.8%, Open World 10.3%
- #45 Endless Sky
71% matchVery Positive92% of 7,056 reviews2015
Dev: Michael Zahniser
Windows · Mac · Linux
Median: 1.0 hrsMean: 13.7 hrs≥1hr: 50%
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
Why similar: Space 27.8%, Trading 17.5%, Space Sim 16.4%, Open World 11.4%, Sci-fi 8.7%
- #46 Interstellar Transport Company
73% matchMixed67% of 410 reviews2019
Dev: MT Worlds
Windows · Mac · Linux
Median: 3.6 hrsMean: 5.8 hrs≥1hr: 77%
Build a galactic transportation empire and supply humanity with everything it needs to colonize the stars. In this sci-fi logistics simulator, grow your company from a local transport agency into an interstellar logistics behemoth! Singleplayer, vs AI, and online multiplayer.
Why similar: Trading 26.1%, Space 22.1%, Space Sim 14.3%, Economy 13.7%, Management 10.6%
- #47 Executive Assault 2
70% matchVery Positive83% of 1,751 reviews2023
Dev: Hesketh Studios Ltd
Windows · Mac
Median: 3.7 hrsMean: 8.2 hrs≥1hr: 76%
The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.
Why similar: Space Sim 36.4%, RTS 25%, Base Building 15.6%, Space 15.1%, Sci-fi 7.8%
- #48 Prosperous Universe
70% matchMostly Positive73% of 1,083 reviews2022
Dev: simulogics
Windows
In Prosperous Universe start your galactic empire by trading on the real-time market exchange with other real players. Build your 1st base from humble beginnings & watch as your business flourishes with complex supply chain strategies. Economics, politics & realism fuel this immersive business MMO.
Why similar: Trading 18.9%, Space Sim 16.9%, Economy 14.2%, Sandbox 10%, Base Building 9.5%
- #49 Captain of Industry
68% matchVery Positive90% of 11,125 reviews2022
Dev: MaFi Games
Windows
Median: 9.9 hrsMean: 84.1 hrs≥1hr: 81%
Build an industrial empire on a remote island. Mine resources, reshape terrain with excavators, grow food, construct factories, lay train tracks, and trade with the outside world. Research 100+ technologies to advance from basic metal smelting all the way to nuclear power and space flight.
Why similar: Economy 32.6%, Base Building 32.5%, Mining 17.7% ★, Management 17.2%
- #50 Starcom: Nexus
69% matchVery Positive90% of 2,305 reviews2019
Dev: Wx3 Labs, LLC
Windows · Linux
Median: 3.8 hrsMean: 13.5 hrs≥1hr: 84%
Suddenly thrown into an unknown galaxy, you must explore, fight or befriend aliens and transform your ship from a small survey vessel into a powerful battlecruiser to unravel the mystery of the forces that brought you here and find your way home.
Why similar: Space 31.8%, Space Sim 26.2%, Sci-fi 14.2%, Open World 11.4%, RPG 8.3%
- #51 Star Trucker
67% matchMostly Positive79% of 5,221 reviews2024
Dev: Monster and MonsterPub: Raw Fury
Windows
Median: 3.3 hrsMean: 10.6 hrs≥1hr: 79%
Haul cargo, trade salvage and keep your space suit close as you search for fame and fortune among the stars in a game that puts an interstellar twist on the truck sim genre.
Why similar: Space Sim 32.6%, Space 16%, Sandbox 11.8%, Open World 11.7%, Physics 11.1%
- #52 Starship Theory
68% matchMixed50% of 1,119 reviews2026
Dev: Reconnect Software
Windows · Mac · Linux
Median: 7.0 hrsMean: 14.9 hrs≥1hr: 75%
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.
Why similar: Base Building 35.5%, Space 32.2%, Management 17.3%, Sci-fi 15%
- #53 Astro Colony
66% matchVery Positive81% of 2,654 reviews2026
Dev: Terad Games
Windows
Median: 4.5 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: Space Sim 26.7%, Base Building 23%, Space 21.6%, Sandbox 13.8%, Open World 10.3%
- #54 X Rebirth
71% matchMixed44% of 7,314 reviews2013
Dev: Egosoft
Windows · Mac · Linux
Median: 3.3 hrsMean: 19.2 hrs≥1hr: 87%
In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.
Why similar: Space 29.6%, Space Sim 23.8%, Sci-fi 12.9%, Sandbox 10.8%, Economy 7.7%
- #55 Spaceflight Simulator
65% matchOverwhelmingly Positive97% of 9,436 reviews2022
Dev: Team Curiosity ✦
Windows · Mac
Median: 5.3 hrsMean: 15.2 hrs≥1hr: 83%
In Spaceflight Simulator, you will get to build your rockets, plan launches and flights, attempt landings, deploy payloads and explore new worlds.
Why similar: Space Sim 31%, Spaceships 23.1% ★, Sandbox 15.8%, Space 14.9%, Exploration 5.2%
- #56 Astrox: Hostile Space Excavation
69% matchVery Positive84% of 455 reviews2015
Dev: Jace Masula
Windows
Median: 3.0 hrsMean: 9.2 hrs≥1hr: 75%
Exiled to a deep space mining sector, you are left with a crappy ship, a laser, and a small mining beam. It is up to you to survive by working your way through the galaxy. Mine asteroids, refine and trade the ore, buy upgrades for your ship, hunt pirates... you get it.
Why similar: Space Sim 26.5%, Space 23.9%, Mining 22.9% ★, Sandbox 16%, Open World 10.7%
- #57 Star Ores Inc.
65% matchVery Positive82% of 321 reviews2025
Dev: BlackBeak GamesPub: Three River Games (3RG)
Windows
Take over an abandoned space station and manage your own ore mine. Cut through the asteroid with your laser, sell ore, and create an automated network of robot helpers to maximize your profit.
Why similar: Mining 27.2% ★, Sandbox 18.1%, Space 16.5%, Management 12.3%, Sci-fi 9.6%
- #58 Jitter
65% matchVery Positive85% of 163 reviews2025
Dev: Berko Games
Windows
A sci-fi exploration & survival game where you take on the role of a spaceship’s AI. Explore, fight, and survive across a mining colony in the Main Asteroid Belt. Rebuild your ship. Rescue your crew. Reveal the truth behind your mission.
Why similar: Space Sim 27.7%, Space 14.4%, Sandbox 12.9%, Open World 10.6%, Base Building 10.5%
- #59 X3: Reunion
69% matchMostly Positive72% of 733 reviews2006
Dev: Egosoft
Windows · Mac · Linux
Median: 36 minMean: 8.7 hrs≥1hr: 41%
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Why similar: Space Sim 24%, Space 19.7%, Economy 12.7%, Trading 10.5%, Sandbox 10.3%
- #60 Exocraft
68% matchMixed52% of 361 reviews2019
Dev: GoldFire Studios
Windows · Mac
Design unique spaceships and build the ultimate space mining fleet as you team up to battle for resources and glory in this massively multiplayer action strategy set in an alien wasteland.
Why similar: Spaceships 38.2% ★, Mining 17.7% ★, Space Sim 17.5%, Space 9.2%, Sci-fi 6.7%