- #1 Space Engineers
97% matchVery Positive89% of 133,238 reviews2019
Dev: Keen Software House
Windows
Median: 9.0 hrsMean: 95.7 hrs≥1hr: 87%
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: Moddable 17.9% ★, Space Sim 13.3% ★, Building 9.8%, Space 9.6%, Sandbox 9.3%
Why You'll Like It: As the direct predecessor, it offers the most authentic experience of grid-based building, physics-based destruction, and space survival.
- #2 Kerbal Space Program
96% matchOverwhelmingly Positive95% of 133,317 reviews2015
Dev: SquadPub: Private Division
Windows · Mac · Linux
Median: 5.3 hrsMean: 65.2 hrs≥1hr: 84%
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.
Why similar: Science 16.4% ★, Space 15.4%, Space Sim 12.9% ★, Moddable 12.6% ★, Sandbox 11.4%
Why You'll Like It: It shares the focus on realistic orbital mechanics and the intricate process of designing spacecraft to survive the vacuum of space.
- #3 Stormworks: Build and Rescue
96% matchVery Positive90% of 57,601 reviews2020
Dev: Geometa
Windows · Mac
Median: 17.4 hrsMean: 111.9 hrs≥1hr: 91%
Join a world where you design, create and pilot your own air sea rescue service. Release your inner hero as you battle fierce storms out at sea to rescue those in need.
Why similar: Sandbox 24.5%, Building 22.1%, Open World 16.1%, Physics 15.6%, Survival 14.4%
Why You'll Like It: This game features an incredibly deep engineering system that requires players to build functional vehicles and systems to solve complex survival problems.
- #4 Stationeers
95% matchVery Positive88% of 8,897 reviews2017
Dev: RocketWerkz
Windows
Median: 9.8 hrsMean: 81.9 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: Moddable 16.2% ★, Mining 15.4% ★, Science 14.8% ★, Building 9.1%, Space 8.8%
Why You'll Like It: It provides a hardcore simulation experience where you must manage complex atmospheric, electrical, and mechanical systems to survive in space.
- #5 Cosmoteer: Starship Architect & Commander
94% matchVery Positive95% of 12,431 reviews2022
Dev: Walternate Realities
Windows
Median: 19.3 hrsMean: 40.4 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: Space Sim 20.4% ★, Building 16.8%, Space 16.5%, Sci-fi 14.6%, Survival 11.3%
Why You'll Like It: This title excels at modular ship design where every component placement affects the structural integrity and combat performance of your vessel.
- #6 Hardspace: Shipbreaker
94% matchVery Positive89% of 21,702 reviews2022
Dev: Blackbird Interactive
Windows
Median: 4.7 hrsMean: 23.9 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: Destruction 20.9%, Space 16.8%, Space Sim 11.8% ★, Sandbox 11.1%, Physics 11%
Why You'll Like It: It captures the tactile, physics-based nature of working in space, focusing on the careful deconstruction of massive vessels.
- #7 From the Depths
93% matchVery Positive89% of 12,523 reviews2020
Dev: Brilliant Skies Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 40.6 hrs≥1hr: 81%
Over 1000 unique components allow you to build and command voxel vehicles from the deep ocean to outer space! Forge strategies, allegiances and fleets strong enough to destroy eight deadly factions of the planet and reign supreme. A genre-defying mashup of simulation, building, RTS and RPG.
Why similar: Building 19.4%, Sandbox 17.6%, Space 13.9%, Physics 13.7%, Survival 12.5%
Why You'll Like It: It offers unparalleled depth in vehicle construction, allowing you to build everything from small drones to massive warships with complex logic and physics.
- #8 Avorion
92% matchVery Positive90% of 14,288 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.6 hrsMean: 98.8 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 Sim 22.3% ★, Building 15.8%, Sandbox 15.4%, Space 15.3%, Open World 11%
Why You'll Like It: This game combines procedural generation with a robust block-based building system that allows for the creation of massive, functional space fleets.
- #9 Scrap Mechanic
91% matchVery Positive92% of 117,049 reviews2016
Dev: Axolot Games
Windows
Median: 11.1 hrsMean: 57.3 hrs≥1hr: 91%
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!
Why similar: Building 19.4%, Sandbox 15.9%, Survival 13%, Physics 12.2%, Open World 11.8%
Why You'll Like It: It is a premier physics-based sandbox that allows for the creation of complex mechanical contraptions and automated vehicles.
- #10 Kerbal Space Program 2
91% matchMostly Negative27% of 31,135 reviews2023
Dev: Intercept GamesPub: Private Division
Windows
Median: 7.7 hrsMean: 19.1 hrs≥1hr: 86%
Kerbal Space Program 2 is the sequel to the acclaimed space-flight simulation game Kerbal Space Program. Enter the next generation of space adventure with exciting new parts, stunning visuals, fully revamped UI and Map View, and rich new environments to explore.
Why similar: Science 16.5% ★, Moddable 11.7% ★, Space Sim 10.9% ★, Space 10.2%, Building 10%
Why You'll Like It: It expands on the original's physics-based space flight with improved visuals and more advanced construction options for interstellar travel.
- #11 Empyrion - Galactic Survival
90% matchMostly Positive79% of 34,087 reviews2020
Dev: Eleon Game Studios
Windows
Median: 6.3 hrsMean: 76.7 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 14.4% ★, Space 11.8%, Building 11.6%, Sandbox 9.7%, Survival 9.4%
Why You'll Like It: It blends planetary exploration and survival with a robust building system that lets you construct bases and capital ships from scratch.
- #12 Starbase
89% matchMixed56% of 6,702 reviews2021
Dev: Frozenbyte
Windows
Median: 14.3 hrsMean: 91.6 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 18.7% ★, Building 14.4%, Destruction 12.5%, Space 11.8%, Sandbox 11.4%
Why You'll Like It: It features a highly detailed building system where you can construct ships down to the individual bolt and wire in a massive multiplayer universe.
- #13 X4: Foundations
88% matchMostly Positive80% of 27,985 reviews2018
Dev: Egosoft
Windows · Linux
Median: 5.1 hrsMean: 94.2 hrs≥1hr: 80%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore the stars, trade goods, fight battles, build stations, buy and equip ships, and command fleets in a living, fully simulated universe that reacts to your decisions.
Why similar: Space Sim 20.2% ★, Moddable 16.3% ★, Sandbox 13.8%, Space 13.4%, Building 8.7%
Why You'll Like It: It provides a deep simulation of space economy and fleet management, allowing you to build massive stations and command large-scale operations.
- #14 TerraTech Worlds
87% matchMixed63% of 2,175 reviews2024
Dev: Payload StudiosPub: Mythwright
Windows
Median: 7.6 hrsMean: 22.1 hrs≥1hr: 86%
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Why similar: Mining 21.6% ★, Building 14.2%, Sandbox 14.1%, Survival 11.6%, Open World 10.6%
Why You'll Like It: This game focuses on building modular vehicles and bases in an open-world environment, emphasizing resource gathering and combat.
- #15 Medieval Engineers
89% matchMixed52% of 7,282 reviews2015
Dev: Keen Software House
Windows
Median: 2.1 hrsMean: 16.8 hrs≥1hr: 64%
Medieval Engineers is a sandbox game about engineering, construction and the maintenance of architectural works and mechanical equipment using medieval technology. Players build castles; construct mechanical devices and underground mining. There is an entire planet to explore!
Why similar: Destruction 20.6%, Building 18.1%, Sandbox 15.1%, Physics 10.7%, Open World 9.8%
Why You'll Like It: Built by the same developers, it applies the same structural integrity and physics systems to a medieval setting.
- #16 Trailmakers
86% matchVery Positive92% of 34,107 reviews2019
Dev: Flashbulb
Windows
Median: 3.9 hrsMean: 15.4 hrs≥1hr: 86%
Build the ultimate vehicle and explore a vast open world filled with challenges and adventure. Play solo or team up with friends in multiplayer to conquer the toughest obstacles. With a thrilling campaign mode and endless creative possibilities, Trailmakers is the ultimate sandbox for adventurers.
Why similar: Space 22.7%, Building 14.1%, Sandbox 13.5%, Physics 11.1%, Survival 10.9%
Why You'll Like It: It offers an accessible yet deep building system that emphasizes creative engineering and physics-based movement in a sandbox environment.
- #17 Besiege
86% matchOverwhelmingly Positive95% of 52,104 reviews2020
Dev: Spiderling Studios
Windows · Mac · Linux
Median: 2.4 hrsMean: 19.1 hrs≥1hr: 71%
Besiege is a physics building game about constructing medieval machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!
Why similar: Moddable 26.4% ★, Destruction 23.9%, Building 14.4%, Sandbox 14%, Physics 11.4%
Why You'll Like It: While set in a different era, its core focus on building physics-based machines to overcome environmental challenges is a perfect match for the engineering spirit.
- #18 Starship EVO
85% matchVery Positive84% of 1,210 reviews2020
Dev: Moonfire Entertainment
Windows
Median: 1.3 hrsMean: 5.8 hrs≥1hr: 55%
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 19.4%, Building 19.3%, Sandbox 15.7%, Space Sim 13.9% ★, Simulation 8.3%
Why You'll Like It: It provides a highly detailed building experience that emphasizes the aesthetic and functional design of complex starships.
- #19 Main Assembly
84% matchVery Positive84% of 1,337 reviews2021
Dev: Bad Yolk GamesPub: Team17
Windows
Median: 1.0 hrsMean: 7.0 hrs≥1hr: 50%
You’re the designer, engineer and architect if you can imagine it you can create it! Construct robots of any shape or size from eight-legged spider bots to eerie UFO contraptions.
Why similar: Science 29.2% ★, Building 18.2%, Sandbox 17.5%, Physics 13.7%, Crafting 12.6%
Why You'll Like It: This game focuses on robotics and complex engineering, allowing you to build custom robots to solve puzzles and traverse terrain.
- #20 Stardeus
84% 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: Moddable 17.6% ★, Space Sim 13.6% ★, Space 11.7%, Sandbox 10.3%, Survival 9.5%
Why You'll Like It: This colony-sim focuses on the intricate management of a spaceship's systems and the survival of its inhabitants in deep space.
- #21 Space Haven
83% 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: Space Sim 16.3% ★, Building 13.1%, Space 12.8%, Sandbox 12.8%, Survival 11.3%
Why You'll Like It: It offers a detailed colony management experience where you must design and build a functional spaceship to keep your crew alive.
- #22 The Last Starship
81% 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: Mining 19% ★, Space Sim 15.2% ★, Science 12.5% ★, Space 11.1%, Sandbox 10.8%
Why You'll Like It: It focuses on the technical aspects of ship design and management, requiring you to build and maintain complex systems to survive.
- #23 Universe Sandbox
82% matchOverwhelmingly Positive96% of 30,587 reviews2015
Dev: Giant Army
Windows · Mac
Median: 2.4 hrsMean: 23.5 hrs≥1hr: 71%
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Why similar: Science 18.2% ★, Destruction 14.8%, Sandbox 14.3%, Space 13.9%, Physics 9.7%
Why You'll Like It: It is the ultimate physics simulation for space, allowing you to manipulate gravity, climate, and celestial bodies on a massive scale.
- #24 Reassembly
82% matchVery Positive94% of 4,066 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: Building 26.4%, Space 24.4%, Sandbox 21.3%, Open World 6.6%, Strategy 6.1%
Why You'll Like It: This game allows you to build ships using a modular, component-based system and test them in a vibrant, physics-driven galaxy.
- #25 SpaceBourne 2
79% matchMostly Positive77% of 4,992 reviews2025
Dev: Burak Dabak
Windows
Median: 2.4 hrsMean: 10.9 hrs≥1hr: 70%
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 23% ★, Science 20.2% ★, Mining 15.7% ★, Space 12.5%, Open World 10.6%
Why You'll Like It: It combines RPG elements with space-sim mechanics, offering a vast universe where you can build your own faction and bases.
- #26 Astrometica
78% matchVery Positive83% of 2,970 reviews2024
Dev: BeryMeryPub: RockGame S.A.
Windows
Median: 4.9 hrsMean: 17.8 hrs≥1hr: 73%
Astrometica is a space exploration and base-building survival game. After a catastrophic event, explore vast space, gather resources, build bases, and uncover cosmic mysteries. Use advanced technology, craft tools, and discover new blueprints to survive and thrive in the unknown.
Why similar: Space Sim 27.4% ★, Space 15.6%, Survival 15.2%, Open World 13.6%, Crafting 12.1%
Why You'll Like It: This survival game focuses on the challenges of building and maintaining a base in a harsh, zero-gravity environment.
- #27 Interstellar Rift
80% matchMixed68% of 1,655 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 33.2 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: Mining 17.1% ★, Space Sim 16% ★, Building 11.1%, Sandbox 10%, Space 9.2%
Why You'll Like It: It features a detailed ship editor that allows you to design the interior and exterior of your vessel for exploration and trade.
- #28 Celestial Command
81% matchMixed63% of 687 reviews2014
Dev: Romenics
Windows · Mac · 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 26.9%, Sandbox 16.8%, Space Sim 14.5% ★, Building 10.9%, Simulation 9.8%
Why You'll Like It: This game emphasizes realistic physics and modular ship building, requiring you to manage energy and thrusters for successful flight.
- #29 Spaceflight Simulator
77% matchOverwhelmingly Positive96% of 7,486 reviews2022
Dev: Team Curiosity ✦
Windows · Mac
Median: 4.6 hrsMean: 14.2 hrs≥1hr: 84%
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 18.2% ★, Science 15.9% ★, Sandbox 13.2%, Space 12.7%, Moddable 7.2% ★
- #30 Nimbatus - The Space Drone Constructor
78% matchMostly Positive79% of 2,144 reviews2020
Dev: Stray Fawn StudioPub: Stray Fawn Publishing
Windows · Mac · Linux
Median: 3.0 hrsMean: 5.1 hrs≥1hr: 84%
Command the Nimbatus and craft drones out of hundreds of different parts. Survive unknown threats in a fully destructible, procedural universe, compete against other players in different arenas or enjoy complete creative freedom in the sandbox.
Why similar: Space Sim 17.9% ★, Space 12%, Building 9.7%, Sandbox 9.2%, Sci-fi 8.3%
Why You'll Like It: It is a unique physics-based game where you build custom drones to explore and survive in a procedurally generated galaxy.
- #31 StarMade
79% matchMixed68% of 2,981 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 22.6%, Sandbox 19%, Building 14%, Open World 11.8%, Space Sim 8.5% ★
Why You'll Like It: One of the classic block-based space builders, it offers immense freedom to construct massive stations and ships in a sandbox universe.
- #32 Void Destroyer 2
77% matchVery Positive80% of 664 reviews2020
Dev: Iteration 11
Windows
Median: 2.4 hrsMean: 14.5 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: Moddable 16.2% ★, Space Sim 15.8% ★, Mining 15.7% ★, Sandbox 10.4%, Space 9.8%
- #33 Juno: New Origins
74% matchVery Positive89% of 3,369 reviews2023
Dev: Jundroo, LLC
Windows · Mac
Median: 1.0 hrsMean: 12.8 hrs≥1hr: 51%
Bring to life anything you can imagine from rockets and airplanes to cars and more. Automate them with a visual programming language. Explore 3D planets and make your own. Share your creations online. Complete contracts, conquer milestones, and unlock technology in the newly added Career Mode.
Why similar: Science 17.5% ★, Moddable 15.9% ★, Space Sim 14.5% ★, Building 11%, Space 8.7%
- #34 Space Pirates And Zombies 2
76% matchMostly Positive79% of 2,826 reviews2017
Dev: MinMax Games Ltd.
Windows · Mac · Linux
Median: 4.6 hrsMean: 13.5 hrs≥1hr: 81%
Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.
Why similar: Space 29.9%, Open World 12.3%, Sandbox 10.2%, Strategy 8.5%, Building 8.4%
- #35 Astrox Imperium
75% matchVery Positive85% of 1,210 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 23.9%, Space Sim 20% ★, Mining 18% ★, Sandbox 13.2%, Open World 9.1%
- #36 Space Trash Scavenger
73% matchVery Positive84% of 514 reviews2024
Dev: SquarePlay GamesPub: Paradox Arc
Windows
Median: 3.0 hrsMean: 9.2 hrs≥1hr: 76%
Grab your jetpack and explore procedural asteroid fields, derelict spaceships and abandoned outposts. Build and automate your Space Rig to process scavenged trash. Craft, trade and fight your way home in this interstellar, open-world survival sandbox.
Why similar: Space 14.6%, Sandbox 12.6%, Building 12.3%, Survival 12%, Space Sim 11.9% ★
- #37 Occupy Mars: The Game
71% matchMostly Positive70% of 3,012 reviews2026
Dev: ▲ Pyramid Games
Windows
Median: 4.2 hrsMean: 31.4 hrs≥1hr: 77%
Survive and colonize Mars in a highly technical, open-world sandbox game. Build and upgrade your base, discover new regions, conduct mining operations, retrieve water, generate oxygen, grow crops, and fix broken parts.
Why similar: Sandbox 15.1%, Space 14.6%, Building 14.3%, Open World 11.9%, Survival 11.7%
- #38 Archean
72% matchVery Positive88% of 236 reviews2024
Dev: batcholi
Windows · Linux
Gather resources, craft components, build vehicles, and code their logic in a physics-driven engineering sandbox and full scale space sim.
Why similar: Science 15.7% ★, Moddable 13.2% ★, Space Sim 12.6% ★, Building 10%, Sandbox 9.8%
- #39 Aviassembly
70% matchOverwhelmingly Positive97% of 8,303 reviews2025
Dev: Jelle Booij
Windows
Median: 6.1 hrsMean: 6.9 hrs≥1hr: 82%
Build and fly your own airplane! Complete missions to earn money, upgrade your plane, and discover new locations in an open world.
Why similar: Building 17.7%, Science 15.3% ★, Sandbox 14.2%, Destruction 13.1%, Physics 12.1%
- #40 Autocraft
74% matchMixed56% of 297 reviews2017
Dev: Alientrap
Windows · Mac
Median: 54 minMean: 3.2 hrs≥1hr: 44%
Create, Collect, and Crash in Autocraft, a physics destruction sandbox. Create your own cars, rockets, tanks, planes, boats, and more.
Why similar: Sandbox 22.1%, Building 18.8%, Space 14.3%, Physics 13.7%, Space Sim 9.1% ★
- #41 StarRupture
68% matchVery Positive81% of 10,861 reviews2026
Dev: Creepy Jar
Windows
Median: 6.6 hrsMean: 18.9 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: Sandbox 19.3%, Survival 18.6%, Open World 16.4%, Crafting 15.1%, Sci-fi 12.8%
- #42 Take On Mars
73% matchMixed55% of 2,023 reviews2017
Dev: Bohemia Interactive
Windows
Median: 3.0 hrsMean: 10.5 hrs≥1hr: 87%
Take On Mars places you right in the middle of mankind’s most exciting undertaking. Start out in the seat of a rover operator, finish as the first human to have ever set foot on the Red Planet.
Why similar: Space 16.7%, Science 16.3% ★, Space Sim 12.5% ★, Building 9.5%, Survival 8.1%
- #43 The Planet Crafter
68% matchOverwhelmingly Positive96% of 67,314 reviews2024
Dev: Miju Games
Windows
Median: 21.1 hrsMean: 37.2 hrs≥1hr: 91%
A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere.
Why similar: Building 17%, Space 15.5%, Survival 14.6%, Sandbox 13.2%, Crafting 11.8%
- #44 ΔV: Rings of Saturn
69% matchVery Positive93% of 3,305 reviews2023
Dev: Kodera Software
Windows · Mac · Linux
Median: 8.3 hrsMean: 11.6 hrs≥1hr: 85%
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: Science 17.9% ★, Space Sim 16.1% ★, Space 14.7%, Physics 10.3%, Sci-fi 8.8%
- #45 Rocket Science
71% matchVery Positive80% of 160 reviews2020
Dev: unbeGames
Windows
Take part in a space program. Design spacecrafts and send them off to explore the vast expanses of space. Experience the real scale of the Solar system and the size of its celestial bodies.
Why similar: Science 15.9% ★, Space Sim 12.8% ★, Space 10.7%, Building 10.1%, Sandbox 9.8%
- #46 Astro Colony
69% 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: Space 19.2%, Space Sim 16.5% ★, Building 15.5%, Sandbox 12.6%, Open World 9.4%
- #47 Eden Crafters
68% matchVery Positive86% of 2,214 reviews2024
Dev: Osaris Games
Windows
Median: 4.5 hrsMean: 13.5 hrs≥1hr: 79%
Embark on a journey of survival, crafting, and automation in Eden Crafters, a solo and co-op open-world game that challenges you to turn a hostile planet into a habitable haven for humanity. Temper the climate, create a breathable atmosphere, and turn toxic lakes into water: shape a new world!
Why similar: Sandbox 16.6%, Building 15.8%, Crafting 13.6%, Space 13.3%, Open World 12.7%
- #48 GearBlocks
67% matchVery Positive91% of 717 reviews2023
Dev: SmashHammer Games
Windows · Linux
Explore a world of creative building, interactive machines, and gears - lots of gears. Build all things mechanical: cars, trucks, cranes, tanks, gearboxes, engines, clocks, anything you can think of. Test your creations to destruction in challenging scenarios, and share them in the workshop!
Why similar: Moddable 23.8% ★, Destruction 20.2%, Building 16.5%, Sandbox 13.8%, Physics 11.7%
- #49 Habitat
72% matchMostly Negative40% of 261 reviews2016
Dev: 4gencyPub: Versus Evil
Windows · Mac · Linux
Median: 3.1 hrsMean: 3.9 hrs≥1hr: 85%
Habitat is a physics-based space game where you build, fly, and fight with whatever you can find out in space. Upgrade and arm your creations with weapons and structures you find in orbit, fly and explore using rocket physics.Battle deadly enemies in Campaign Mode to save humanity or explore Sandbox Mode for true creative control.
Why similar: Space 32.8%, Sandbox 20%, Strategy 11.8%, Simulation 11.5%, Survival 11%
- #50 Kinetic Void
73% matchOverwhelmingly Negative17% of 1,556 reviews2014
Dev: Badland Studio
Windows · Mac · Linux
Median: 1.9 hrsMean: 3.6 hrs≥1hr: 76%
Kinetic Void is a 3D space adventure with a focus on customization and enjoyable space simulation. The shipyard allows players to construct their ship piece by piece. Ships can be as simplistic as a cockpit, a hull, a engine and a gun, or as complex as a player wants.
Why similar: Space 34.2%, Sandbox 17.6%, Sci-fi 11%, Simulation 10.3%, Space Sim 10.1% ★
- #51 Out of Ore
67% matchVery Positive86% of 3,794 reviews2022
Dev: North Modding Company AB
Windows
Median: 11.2 hrsMean: 38.5 hrs≥1hr: 88%
A casual heavy equipment experience. Mine ore, Move dirt, Build and repair.
Why similar: Sandbox 18.8%, Mining 18.7% ★, Building 14.5%, Realistic 10.5%, Crafting 8.8%
- #52 ASTRONEER
67% matchVery Positive92% of 136,711 reviews2019
Dev: System Era Softworks
Windows
Median: 11.7 hrsMean: 44.1 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 19.5%, Survival 15.8%, Open World 14.7%, Sandbox 13.6%, Building 12%
- #53 Astrometica: Prologue
66% 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 22.6% ★, Building 15.6%, Space 13.5%, Survival 12.9%, Open World 11.5%
- #54 Wayward Terran Frontier: Zero Falls
70% matchMixed68% of 536 reviews2016
Dev: Reason Generator Inc.
Windows
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.
Why similar: Space Sim 20.6% ★, Sandbox 13.8%, Space 12.7%, Open World 11.2%, Destruction 9.6%
- #55 The Last Caretaker
65% matchVery Positive85% of 9,793 reviews2025
Dev: Channel37 Ltd
Windows
Median: 18.8 hrsMean: 30.9 hrs≥1hr: 93%
Explore a drowned Earth, restore lost systems, and raise the last human seeds in this first-person survival-crafting adventure. Build, scavenge, defend, and launch humanity back to the stars.
Why similar: Sandbox 17.3%, Survival 15.4%, Open World 13.9%, Crafting 13.4%, Physics 13.1%
- #56 Executive Assault 2
66% matchVery Positive83% of 1,726 reviews2023
Dev: Hesketh Studios Ltd
Windows · Mac
Median: 4.0 hrsMean: 8.4 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 33.8% ★, Building 24.7%, Space 20.4%, Sci-fi 10.3%, Strategy 8.3%
- #57 Star Rangers™ XE
71% matchMostly Negative40% of 153 reviews2016
Dev: Project Whitecard Studios Inc.Pub: Awestruck Games
Windows · Mac · Linux
Explore space and build on other worlds in Star Rangers! Star Rangers is a space exploration and construction game that allows players to build habitats and spacecraft, acquire gear and explore the solar system.
Why similar: Science 14.3% ★, Building 12.2%, Sandbox 12.1%, Space Sim 11.9% ★, Space 11.3%
