- #1 Avorion
97% 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 25.8% ★, Voxel 14.1% ★, Building 13.6%, Space 11.3%, Open World 10.9%
Why You'll Like It: Offers a procedural galaxy with deep ship-building mechanics that allow for highly detailed, custom-designed vessels.
- #2 Space Engineers
96% 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: Space Sim 29% ★, Building 15.9%, Space 13.4%, Open World 13.2%, Sandbox 12.3%
Why You'll Like It: It is the gold standard for voxel-based ship building, physics-driven engineering, and survival in space.
- #3 Empyrion - Galactic Survival
96% 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 17.4% ★, Voxel 12.5% ★, Open World Survival Craft 11.2% ★, Building 10.4%, Space 9.1%
Why You'll Like It: Combines survival, exploration, and ship construction in a vast, seamless universe similar to the Starbase experience.
- #4 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 33.3% ★, Building 20.4%, Space 17.2%, Sci-fi 14.1%, Simulation 5.7%
Why You'll Like It: Provides an incredibly deep ship-design system where every component placement affects combat performance and ship integrity.
- #5 StarMade
94% 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 16.4%, Voxel 13.6% ★, Sandbox 13%, Building 11.8%, Open World 11.4%
Why You'll Like It: A classic voxel-based space sandbox that focuses on massive ship construction and multiplayer exploration.
- #6 Stationeers
93% 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: Programming 25.6% ★, Building 18.6%, Space 15.3%, Sandbox 14.3%, Crafting 11.7%
Why You'll Like It: Focuses on the hardcore engineering and atmospheric systems required to maintain a functional space station.
- #7 Interstellar Rift
92% 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: Space Sim 27.6% ★, Building 14.3%, Open World 12%, Sandbox 10.4%, Space 10.1%
Why You'll Like It: A space-sim that emphasizes ship building and multi-crew management in a persistent multiplayer environment.
- #8 From the Depths
91% 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: Voxel 24.9% ★, Building 22%, Sandbox 16.2%, Space 13.5%, Crafting 11.8%
Why You'll Like It: Features complex, physics-based vehicle construction that allows for extreme customization of weaponry and propulsion systems.
- #9 Starship EVO
91% 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: Building 17.6%, Space Sim 16.9% ★, Space 15.1%, Voxel 12.5% ★, Sandbox 11.6%
Why You'll Like It: Features advanced mechanical building systems that allow players to create complex, functional ships with moving parts.
- #10 X4: Foundations
90% 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 32.9% ★, Space 14%, Sandbox 13.6%, Building 10.6%, Open World 9.9%
Why You'll Like It: Offers a deep, living economy and fleet management system that mirrors the trading and industrial aspects of Starbase.
- #11 Hardspace: Shipbreaker
89% 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: Space Sim 20.8% ★, Space 19%, Destruction 15.9%, Sandbox 11.8%, Sci-fi 10.5%
Why You'll Like It: Focuses on the intricate, physics-based deconstruction of ships, providing a grounded perspective on space-faring technology.
- #12 TerraTech
89% matchVery Positive91% of 24,455 reviews2018
Dev: Payload StudiosPub: Mythwright
Windows · Mac · Linux
Median: 8.2 hrsMean: 33.0 hrs≥1hr: 90%
TerraTech is an open-world, sandbox adventure game, where you design and build your own creations through a mix of crafting, combat and discovery. Design vehicles from a huge library of blocks. Scavenge, craft and buy new parts to survive and become the ultimate planetary prospector.
Why similar: Building 22.1%, Open World Survival Craft 17.7% ★, Open World 15.3%, Sandbox 15.1%, Robots 11.7%
Why You'll Like It: A modular vehicle-building game that emphasizes combat and resource gathering in an open-world environment.
- #13 PULSAR: Lost Colony
88% matchVery Positive90% of 5,694 reviews2021
Dev: Leafy Games
Windows · Mac · Linux
Median: 7.5 hrsMean: 16.8 hrs≥1hr: 88%
The co-op open-world space sim where everyone has a role! Pilot the ship. Reroute power. Launch nukes. Explore alien planets. Research new talents. Work together to find the Lost Colony! ...or just deliver some biscuits
Why similar: Space Sim 31% ★, Open World 13.6%, Space 12.9%, Robots 9.9%, Sci-fi 7.6%
Why You'll Like It: Focuses on the collaborative operation of a starship, requiring players to manage systems and navigate dangerous space.
- #14 Void Crew
86% matchVery Positive87% of 8,134 reviews2024
Dev: Hutlihut GamesPub: Focus Entertainment
Windows
Median: 9.0 hrsMean: 16.4 hrs≥1hr: 94%
Void Crew is a Chaotic, Co-op Roguelite game for 1 to 6 players: Outfit your spaceship and crew for thrilling quests, brave fierce enemies in Space Battles... and try not to panic!
Why similar: Space Sim 55.9% ★, Space 18.7%, Multiplayer 9.4%, Sci-fi 6.9%, First-Person 3.4%
Why You'll Like It: A co-op space action game that emphasizes ship management and tactical combat in a sci-fi setting.
- #15 Nimbatus - The Space Drone Constructor
87% 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 23.5% ★, Programming 15.3% ★, Space 10%, Building 9.5%, Robots 8.8%
Why You'll Like It: Allows for procedural drone construction with a heavy emphasis on physics and experimental engineering.
- #16 Elite Dangerous
86% matchMostly Positive77% of 105,113 reviews2015
Dev: Frontier Developments
Windows
Median: 18.4 hrsMean: 146.5 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 33.2% ★, Massively Multiplayer 16.5%, Space 14.5%, Open World 12.6%, Sci-fi 6.2%
Why You'll Like It: Provides the definitive scale for space exploration, trading, and combat in a massive, realistic galaxy.
- #17 Barotrauma
84% matchVery Positive94% of 84,235 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 54.3 hrs≥1hr: 91%
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Why similar: Sci-fi 34.5%, Multiplayer 34.1%, Simulation 23.8%, Action 7.6%
Why You'll Like It: A 2D physics-based game where ship maintenance, hull integrity, and crew cooperation are essential for survival.
- #18 Astro Colony
85% 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 Sim 21.8% ★, Space 16.2%, Building 15.2%, Open World 10.6%, Sandbox 10.1%
Why You'll Like It: Combines base building and automation with space exploration, focusing on the industrial growth of your colony.
- #19 Last Oasis
83% matchMixed62% of 24,198 reviews2020
Dev: Donkey Crew
Windows
Median: 17.9 hrsMean: 121.0 hrs≥1hr: 88%
Nomadic Survival MMO. Build wooden walking machines to travel to new lands. Create clans and fight for territory. Resources deplete fast, so take your sword and scavenge, pirate, and trade to stay alive.
Why similar: Massively Multiplayer 39.3%, Open World 18.3%, Building 14.8%, Sandbox 10.3%, Crafting 9.9%
Why You'll Like It: A massively multiplayer survival game featuring unique, player-built walking machines for traversal and combat.
- #20 Scrap Mechanic
82% 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 28.9%, Open World 20.1%, Sandbox 19.1%, Crafting 14.5%, Multiplayer 7.5%
Why You'll Like It: A physics-based sandbox game that excels in creative engineering and mechanical building.
- #21 Boundless
82% matchMixed70% of 2,766 reviews2018
Dev: Monumental, LLC
Windows · Mac
Median: 1.1 hrsMean: 33.0 hrs≥1hr: 51%
Shape your citizen, forge your destiny and sculpt your world in this epic voxel sandbox MMO built on endless possibility.
Why similar: Massively Multiplayer 21.2%, Open World Survival Craft 15.2% ★, Voxel 15.1% ★, Open World 11.3%, Sandbox 10.8%
Why You'll Like It: A voxel-based MMO that focuses on building, crafting, and exploration across multiple connected worlds.
- #22 FOUNDRY
80% matchVery Positive81% of 3,508 reviews2024
Dev: Channel 3 EntertainmentPub: Paradox Interactive
Windows
Median: 7.2 hrsMean: 45.5 hrs≥1hr: 86%
Build a sophisticated robot factory optimized to perfection in an infinite voxel world. Mine and harvest resources, automate your production lines and manage complex systems while researching your way to become the galaxy’s leading robotics megacorp.
Why similar: Voxel 19.9% ★, Building 15%, Open World 12.9%, Sandbox 11.5%, Robots 10.7%
Why You'll Like It: A voxel-based factory building game that emphasizes large-scale automation and industrial design.
- #23 Main Assembly
81% 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: Programming 26.5% ★, Building 19.6%, Sandbox 15.3%, Robots 14%, Crafting 11.9%
Why You'll Like It: Provides high-fidelity robotics and vehicle construction tools that reward creative engineering solutions.
- #24 Satisfactory
78% matchOverwhelmingly Positive97% of 265,414 reviews2024
Dev: Coffee Stain StudiosPub: Coffee Stain Publishing
Windows
Median: 31.8 hrsMean: 108.4 hrs≥1hr: 94%
Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven!
Why similar: Building 20.2%, Open World 20.2%, Crafting 14.4%, Sandbox 14%, Open World Survival Craft 11.6% ★
Why You'll Like It: Focuses on large-scale construction and automation, providing a satisfying loop of building and resource management.
- #25 Reassembly
81% 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 32.5%, Space 25.8%, Sandbox 21.3%, Open World 9.2%, Sci-fi 5.1%
Why You'll Like It: A ship-building game with a focus on modular design and tactical combat against AI factions.
- #26 Besiege
78% 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: Building 29.5%, Destruction 28.3%, Sandbox 23.3%, Simulation 10.6%, Multiplayer 8.4%
Why You'll Like It: A physics-based construction game that challenges players to build complex machines to complete various objectives.
- #27 Space Engineers 2
77% matchMostly Positive76% of 4,293 reviews2025
Dev: Keen Software House
Windows
Median: 1.3 hrsMean: 7.1 hrs≥1hr: 58%
Space Engineers 2 is a sandbox about engineering and colonization where you build ships, stations, and planetary bases in a fully destructible world. Begin the story of Miro and Ivan Sokol, expand humanity’s foothold in the Almagest system, and fight to survive.
Why similar: Space Sim 18.7% ★, Building 14.4%, Destruction 12.5%, Space 11.8%, Sandbox 11.4%
- #28 JUNKPUNK
79% matchMixed63% of 672 reviews2021
Dev: SCT
Windows
Median: 1.8 hrsMean: 2.8 hrs≥1hr: 61%
JUNKPUNK is a factory management, base building, exploration game where a New World Robotics ship has crash landed. You and any survivors must restore this ruined planet and prepare it for habitable life. Craft, build, explore, discover, and grow to terraform the planet.
Why similar: Building 33.6%, Crafting 22.4%, Robots 18.1%, Simulation 13%, Exploration 7.2%
Why You'll Like It: A survival and base-building game set in a sci-fi world where scavenging and crafting are key to progression.
- #29 StarRupture
73% 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: Open World Survival Craft 23.4% ★, Open World 18.2%, Sandbox 15.2%, Crafting 12.9%, Sci-fi 9.9%
- #30 Stars End
74% matchMixed61% of 1,414 reviews2023
Dev: Reverie World StudiosPub: indie.io
Windows
Median: 2.5 hrsMean: 10.3 hrs≥1hr: 81%
Stars End is a sci-fi survival sandbox set on the wild frontier of a distant star system. Play solo or host your own server as you craft, build, and battle to survive in a galaxy shaped by danger, discovery, and your own grit.
Why similar: Massively Multiplayer 20.3%, Space Sim 16.1% ★, Open World Survival Craft 11.7% ★, Space 9.3%, Open World 8.2%
- #31 Celestial Command
76% 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 25.5%, Space Sim 21.5% ★, Sandbox 15.1%, Building 12.1%, Simulation 10.2%
- #32 Volcanoids
73% matchVery Positive83% of 9,214 reviews2019
Dev: Volcanoid
Windows · Linux
Median: 3.8 hrsMean: 15.9 hrs≥1hr: 76%
A base-building open-world survival shooter that replaces your typical base with a giant drill. Alone or with friends, explore an island plagued by eruptions, upgrade your drill, and fight robots to uncover what's been hiding beneath the surface.
Why similar: Open World Survival Craft 22.1% ★, Open World 16.6%, Building 15.3%, Crafting 12.2%, Sandbox 12%
- #33 Medieval Engineers
75% 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: Building 25.3%, Sandbox 17.1%, Destruction 16.6%, Open World 15.7%, Crafting 8.4%
- #34 TerraTech Worlds
72% 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: Open World Survival Craft 20.1% ★, Building 17.6%, Open World 15%, Sandbox 14.2%, Crafting 11.5%
- #35 Planet Explorers
74% matchMixed62% of 6,817 reviews2016
Dev: Pathea Games
Windows · Mac · Linux
Median: 3.5 hrsMean: 12.8 hrs≥1hr: 73%
Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.
Why similar: Open World Survival Craft 23.7% ★, Sandbox 17.5%, Open World 17.3%, Building 11.4%, Crafting 8.7%
- #36 GRAV
75% matchMixed47% of 6,921 reviews2015
Dev: BitMonster, Inc.
Windows
Median: 1.7 hrsMean: 11.5 hrs≥1hr: 60%
GRAV is a sand box experience where you explore a multitude of planets, hunt strange alien creatures, build and defend outposts, craft weapons and armor, and attempt to survive against other players in a hostile environment.
Why similar: Open World Survival Craft 28% ★, Open World 18.7%, Sandbox 14.1%, Space 11.4%, Crafting 9.6%
- #37 Infinity: Battlescape
72% matchVery Positive80% of 751 reviews2019
Dev: I-Novae Studios, LLC
Windows
Median: 2.9 hrsMean: 10.0 hrs≥1hr: 74%
Infinity: Battlescape is a multiplayer space combat sim supporting hundreds of players on a single server. Join one of the corporate factions and fight for domination of a seamless, true-to-scale procedural star system. Participate in massive space and planetary battles involving hundreds of ships.
Why similar: Massively Multiplayer 33.7%, Space Sim 29% ★, Space 19.3%, Simulation 8%, Sci-fi 6.6%
- #38 Astrometica
69% 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 36.5% ★, Open World 15.4%, Space 13.3%, Crafting 10.5%, Open World Survival Craft 10% ★
- #39 Stormworks: Build and Rescue
67% 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: Programming 23.4% ★, Building 19.6%, Sandbox 17.6%, Open World 16.3%, Open World Survival Craft 16.1% ★
- #40 Eco
69% matchVery Positive81% of 13,777 reviews2018
Dev: Strange Loop Games
Windows
Median: 16.8 hrsMean: 88.2 hrs≥1hr: 88%
Build a civilization of real people, working together to advance society and stop a meteor, all without destroying the ecosystem in the process.
Why similar: Open World Survival Craft 22% ★, Building 21.3%, Sandbox 16.5%, Open World 15.4%, Crafting 11.3%
- #41 Executive Assault 2
67% 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 35.2% ★, Building 19.2%, Space 13.6%, FPS 8.5%, Robots 7.7%
- #42 Kerbal Space Program 2
69% 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: Space Sim 25% ★, Building 17.2%, Space 15%, Sandbox 13.5%, Open World 11.9%
- #43 Archean
67% 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: Space Sim 21.7% ★, Programming 17.5% ★, Building 12.8%, Open World 10.5%, Space 10.1%
- #44 The Last Caretaker
64% 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: Open World 23.8%, Sandbox 20.9%, Crafting 17.5%, Sci-fi 12.9%, Simulation 9.5%
- #45 SpaceBourne 2
65% 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 43.4% ★, Open World 17.1%, Space 15%, Building 13.7%, Crafting 6.6%
- #46 ASTRONEER
66% 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: Open World Survival Craft 20.7% ★, Open World 16.5%, Space 16.5%, Building 11.8%, Sandbox 10.9%
- #47 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 29.6% ★, Open World 13.8%, Sandbox 12%, Space 11.7%, Building 8.2%
- #48 Space Trash Scavenger
65% 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: Open World Survival Craft 16.8% ★, Space Sim 15.7% ★, Space 12.3%, Building 12.1%, Open World 11.2%
- #49 Cubic Odyssey
65% matchMostly Positive74% of 2,483 reviews2025
Dev: Atypical GamesPub: Gaijin Network Ltd
Windows
Median: 5.3 hrsMean: 12.3 hrs≥1hr: 82%
Embark on a galactic journey in Cubic Odyssey, an open-world adventure where you explore vibrant planets, craft tools, build vehicles, and fight the Red Darkness. Uncover ancient mysteries, and shape a universe full of life, danger, and limitless possibilities!
Why similar: Open World Survival Craft 20.5% ★, Building 17.6%, Sandbox 14.4%, Open World 12.5%, Space 10.3%
- #50 Star Crafter
66% matchMixed69% of 104 reviews2025
Dev: Tbjbu2
Windows
A space survival crafting mining base building and star system building game. Craft rockets to create planets and Dyson Rings, mine and craft advanced materials, terraform the terrain, manage electricity, farm food, and more as you watch the star system evolve into stunning, ever-changing views.
Why similar: Open World Survival Craft 17.5% ★, Voxel 16.1% ★, Space 12.9%, Crafting 10.4%, Building 10.2%