- #1 Space Engineers
97% matchVery Positive89% of 134,498 reviews2019
Dev: Keen Software House
Windows
Median: 9.0 hrsMean: 96.5 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 19%, Building 13.9%, Space 13.4%, Sandbox 13.4%, Survival 12.4%
Why You'll Like It: This is the definitive sandbox experience for building complex spacecraft and planetary bases with realistic physics.
- #2 Empyrion - Galactic Survival
96% matchMostly Positive78% of 34,438 reviews2020
Dev: Eleon Game Studios
Windows
Median: 6.2 hrsMean: 77.1 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 15.9%, Building 12.7%, Space 12.6%, Survival 11.5%, Sandbox 10.7%
Why You'll Like It: It offers a similar blend of planetary exploration, base construction, and survival against alien threats across a vast galaxy.
- #3 Starship EVO
96% matchVery Positive83% of 1,546 reviews2020
Dev: Moonfire Entertainment
Windows
Median: 1.6 hrsMean: 6.4 hrs≥1hr: 59%
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 17.8%, Space 17.2%, Sandbox 14%, Space Sim 12.2%, Simulation 10%
Why You'll Like It: This game focuses heavily on modular ship building and mechanical engineering, mirroring the core construction loop of the seed game.
- #4 Interstellar Rift
95% matchMixed68% of 1,667 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.3 hrsMean: 35.6 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 19.1%, Building 13.2%, Sandbox 11.9%, Space 10.6%, Crafting 10.3%
Why You'll Like It: This space simulation focuses on ship design and interior construction, requiring players to manage complex systems to survive.
- #5 ASTRONEER
94% matchVery Positive92% of 139,497 reviews2019
Dev: System Era Softworks
Windows
Median: 11.5 hrsMean: 44.7 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 17.4%, Survival 16%, Sandbox 12.5%, Open World 12.2%, Multiplayer 10.9%
Why You'll Like It: It captures the charm of exploring alien worlds and building modular bases with a focus on terraforming and resource management.
- #6 Starbase
94% matchMixed55% of 6,768 reviews2021
Dev: Frozenbyte
Windows
Median: 14.2 hrsMean: 91.5 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%, Building 13.8%, Massively Multiplayer 12.2%, Space 11%, Sandbox 11%
Why You'll Like It: This massively multiplayer title features incredibly detailed ship building and a fully destructible environment in space.
- #7 No Man's Sky
92% matchVery Positive85% of 421,258 reviews2016
Dev: Hello Games
Windows · Mac
Median: 20.1 hrsMean: 70.9 hrs≥1hr: 94%
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
Why similar: Space 19.5%, Open World 14.4%, Survival 12.3%, Space Sim 11.6%, Sandbox 11.2%
Why You'll Like It: It provides the ultimate space exploration experience with seamless planetary landing, base building, and survival mechanics.
- #8 StarMade
93% matchMixed68% of 2,992 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 19.5%, Sandbox 16.9%, Building 12.3%, Open World 9.6%, Space Sim 7.5%
Why You'll Like It: A voxel-based space sandbox that allows for massive ship construction and exploration in a procedurally generated universe.
- #9 Celestial Command
91% matchMixed62% of 705 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 24.1%, Sandbox 15.2%, Space Sim 13.2%, Simulation 12.5%, Building 9.8%
Why You'll Like It: This physics-based space game focuses on building functional ships and stations that must withstand the rigors of orbital mechanics.
- #10 Occupy Mars: The Game
89% matchMixed70% of 3,170 reviews2026
Dev: ▲ Pyramid Games
Windows
Median: 4.4 hrsMean: 36.7 hrs≥1hr: 78%
Survive and colonize Mars alone or in online co-op. Build and upgrade your base, craft equipment, mine resources, produce water, oxygen and food, explore an open world, and repair complex machinery in a technical survival sandbox.
Why similar: Mars 31.5% ★, Survival 11.9%, Sandbox 11.1%, Crafting 10.6%, Building 10%
Why You'll Like It: It provides a grounded, realistic approach to surviving on Mars through base building, farming, and equipment maintenance.
- #11 Stationeers
90% matchVery Positive88% of 9,306 reviews2017
Dev: RocketWerkz
Windows
Median: 9.8 hrsMean: 85.8 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: Science 19.8%, Building 14.1%, Sandbox 13.5%, Space 13.3%, Survival 13.1%
Why You'll Like It: For players who enjoy the technical side of construction, this game requires complex atmospheric and electrical management to survive.
- #12 Astro Colony
89% matchVery Positive81% of 2,730 reviews2026
Dev: Terad Games
Windows
Median: 4.4 hrsMean: 16.0 hrs≥1hr: 77%
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 17%, Space Sim 15%, Building 13.4%, Sandbox 11%, Crafting 9.3%
Why You'll Like It: This game combines exploration with automation, allowing players to build massive, interconnected space stations.
- #13 Planet Explorers
88% matchMixed62% of 6,818 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: Sandbox 22.1%, Open World 14.1%, Survival 13.5%, Building 11.6%, Crafting 11.3%
Why You'll Like It: It provides an open-world adventure where players can craft their own vehicles and buildings on a strange, new planet.
- #14 Space Trash Scavenger
86% matchVery Positive83% of 528 reviews2024
Dev: SquarePlay GamesPub: Paradox Arc
Windows
Median: 3.0 hrsMean: 9.0 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%, Survival 13.2%, Sandbox 12.4%, Building 12.1%, Crafting 11.8%
Why You'll Like It: This survival game tasks players with building a base on a space rig while scavenging debris from the surrounding orbit.
- #15 Take On Mars
87% matchMixed55% of 2,032 reviews2017
Dev: Bohemia Interactive
Windows
Median: 3.0 hrsMean: 10.8 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: Mars 32.3% ★, Space 12.3%, Science 10.6%, Space Sim 9.4%, Simulation 7.8%
Why You'll Like It: It offers a realistic simulation of Martian exploration, focusing on rover operations and habitat construction.
- #16 TerraTech Worlds
85% matchMixed63% of 2,297 reviews2024
Dev: Payload StudiosPub: Mythwright
Windows
Median: 7.6 hrsMean: 21.8 hrs≥1hr: 85%
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: Sandbox 16.6%, Building 16.6%, Survival 15.1%, Crafting 13.9%, Open World 11.4%
Why You'll Like It: It features creative vehicle building and planetary exploration, allowing players to adapt their designs to different environments.
- #17 Farlight Explorers
86% matchMixed55% of 205 reviews2019
Dev: Farlight Games Industry
Windows
Median: 2.5 hrsMean: 3.5 hrs≥1hr: 72%
Extract and gather resources from different planets. Manage the supply of electricity, water, food and oxygen of your base in order to survive. Automate the creation of new products. Build a spaceship to transport your products to other places...
Why similar: Building 28.6%, Sandbox 26.5%, Space 18.4%, Simulation 12.5%, Crafting 7.7%
Why You'll Like It: A sandbox game that focuses on mining, building, and exploring alien planets with a distinct indie aesthetic.
- #18 Stars End
84% matchMixed61% of 1,432 reviews2023
Dev: Reverie World StudiosPub: indie.io
Windows
Median: 2.5 hrsMean: 10.2 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 13.4%, Space Sim 13.3%, Space 11.7%, Survival 10.7%, Sandbox 9.7%
Why You'll Like It: A multiplayer survival game set in a sci-fi universe that focuses on exploration and building in a persistent world.
- #19 Spaceflight Simulator
81% matchOverwhelmingly Positive97% of 9,809 reviews2022
Dev: Team Curiosity ✦
Windows · Mac
Median: 5.3 hrsMean: 15.3 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 23.1%, Science 16.9%, Sandbox 16.7%, Space 15.4%, Simulation 8%
Why You'll Like It: It focuses on the engineering and orbital mechanics of building rockets to explore the solar system.
- #20 GRAV
83% matchMixed47% of 6,922 reviews2015
Dev: BitMonster, Inc.
Windows
Median: 1.7 hrsMean: 11.6 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: Survival 20.7%, Sandbox 15.9%, Open World 13.7%, Space 11.8%, Crafting 11.2%
Why You'll Like It: This game features a mix of exploration, base building, and combat in a vibrant, alien open-world environment.
- #21 Archean
79% matchVery Positive88% of 252 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 17.2%, Space Sim 16.1%, Building 12.6%, Sandbox 12.4%, Space 11.4%
Why You'll Like It: This sandbox game allows for deep building and programming, offering a unique approach to space construction.
- #22 FOUNDRY
78% matchVery Positive81% of 3,960 reviews2024
Dev: Channel 3 EntertainmentPub: Paradox Interactive
Windows
Median: 7.7 hrsMean: 48.8 hrs≥1hr: 88%
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: Building 18.7%, Sandbox 17.8%, Crafting 15.3%, Open World 12.9%, Multiplayer 11.4%
Why You'll Like It: While focused on automation, it offers a massive voxel world perfect for players who enjoy large-scale construction and exploration.
- #23 Star Crafter
78% matchMostly Positive70% of 110 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: Space 17%, Crafting 15.3%, Survival 12.8%, Sandbox 12.4%, Building 11.8%
Why You'll Like It: It focuses on the core loop of gathering resources and building bases to survive in a space-themed sandbox.
- #24 Space Engineers 2
77% matchMostly Positive75% of 5,654 reviews2025
Dev: Keen Software House
Windows
Median: 2.0 hrsMean: 11.6 hrs≥1hr: 64%
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: Science 14.1%, Building 12.3%, Sandbox 12.1%, Space Sim 11.8%, Space 11.6%
- #25 Masterspace
82% matchMostly Negative28% of 178 reviews2015
Dev: Mastertech
Windows
Masterspace is a game about mining, creating and exploring, featuring fully destructible environments and spaceships that allow you to travel between different planets. Use explosives to mine metal ores or watch your newly constructed home get smashed to pieces by a meteorite impact.
Why similar: Simulation 17.2%, Space 17%, Sandbox 16.9%, Survival 13.4%, Crafting 12.1%
Why You'll Like It: This title offers a voxel-based space survival experience with a focus on building ships and exploring asteroids.
- #26 SpaceCraft
77% matchMixed64% of 2,773 reviews2026
Dev: Shiro Games
Windows
Median: 14.0 hrsMean: 54.1 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 17%, Space 13.7%, Sandbox 12.6%, Massively Multiplayer 12.3%, Crafting 9.7%
- #27 StarsOne
79% matchMostly Positive74% of 537 reviews2016
Dev: IllusoryWorldEntertainment
Windows · Mac · Linux
Median: 3.6 hrsMean: 8.2 hrs≥1hr: 96%
You’ll see an unexplored world full of dangers, mysteries and adventures. You will explore randomly generated planets, develop industry, conduct trade, plant colonies, explore outer space.
Why similar: Survival 31.8%, Massively Multiplayer 27.9%, Sandbox 25.8%, Action 7.9%, Indie 6.6%
Why You'll Like It: A multiplayer-focused survival game that tasks players with building bases and surviving in space.
- #28 Solar Expanse - Space Exploration Manager
75% matchVery Positive87% of 1,372 reviews2026
Dev: SpaceOpsPub: Games Operators
Windows
Median: 4.6 hrsMean: 16.0 hrs≥1hr: 75%
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: Science 22.4%, Space Sim 18.8%, Space 17%, Sandbox 15.3%, Simulation 8.6%
- #29 JCB Pioneer: Mars
80% matchMixed41% of 155 reviews2017
Dev: AtomicomPub: GamesCo
Windows
JCB Pioneer: Mars drops you onto the surface of The Red Planet. Your mission: To survive and prepare Mars for future human colonization.
Why similar: Mars 30% ★, Building 15.7%, Survival 14%, Simulation 13.9%, Open World 8.9%
Why You'll Like It: This simulation-heavy title focuses on using heavy machinery to build and maintain a base on the Martian surface.
- #30 Avorion
76% matchVery Positive90% of 14,588 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.9 hrsMean: 99.6 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 24%, Building 17%, Sandbox 16.7%, Space 16.1%, Open World 10.9%
- #31 TerraTech
74% matchVery Positive91% of 25,032 reviews2018
Dev: Payload StudiosPub: Mythwright
Windows · Mac · Linux
Median: 7.7 hrsMean: 32.4 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 24%, Sandbox 20.4%, Open World 13.3%, Crafting 12.3%, Survival 11.4%
- #32 Azulgar: Star Commanders
76% matchMixed51% of 108 reviews2017
Dev: SZEINER
Windows
Azulgar: Star Commanders is a Sci-Fi open world sandbox game that puts you in a command of your own custom made space ship. Explore aftermath of the Azulgar event that reshaped the face of the solar system.
Why similar: Space 21.9%, Simulation 17.4%, Sci-fi 11.8%, Adventure 9.4%, Action 8%
- #33 Scrap Mechanic
68% matchVery Positive92% of 123,030 reviews2026
Dev: Axolot Games
Windows
Median: 11.5 hrsMean: 65.6 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 20.7%, Sandbox 17%, Survival 15.4%, Crafting 13.2%, Open World 11.6%
- #34 Astrometica
70% matchVery Positive82% of 3,211 reviews2024
Dev: BeryMeryPub: RockGame S.A.
Windows
Median: 4.1 hrsMean: 19.3 hrs≥1hr: 72%
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 26.8%, Survival 16.6%, Space 14.8%, Crafting 13.2%, Open World 12.2%
- #35 Elite Dangerous
72% matchMostly Positive77% of 107,797 reviews2015
Dev: Frontier Developments
Windows
Median: 18.3 hrsMean: 149.0 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 27.7%, Space 18.4%, Open World 11.2%, Massively Multiplayer 11%, Sci-fi 7.1%
- #36 Medieval Engineers
74% matchMixed52% of 7,326 reviews2015
Dev: Keen Software House
Windows
Median: 2.0 hrsMean: 16.9 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 24.4%, Sandbox 20.5%, Open World 12.2%, Survival 10.9%, Crafting 10.4%
- #37 Star Valor
70% matchVery Positive88% of 3,520 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 29.1 hrs≥1hr: 78%
Choose your own destiny as you explore an open-world procedurally generated galaxy where anything is possible. Become a miner, a trader, a bounty hunter, a pirate, or perhaps a jack of all trades. Start off small and build your way to the top but remember with every action, comes consequences.
Why similar: Space 21.1%, Sandbox 20.3%, Space Sim 15.4%, Open World 12.8%, Crafting 10%
- #38 Astrox Imperium
71% matchVery Positive84% of 1,264 reviews2019
Dev: Jace Masula
Windows
Median: 4.2 hrsMean: 16.1 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 28.6%, Space Sim 24%, Sandbox 15.9%, Simulation 12.2%, Open World 10.4%
- #39 Signs of Life
73% matchMostly Positive76% of 846 reviews2014
Dev: Sweet Dog Studios
Windows · Linux
Median: 2.7 hrsMean: 9.4 hrs≥1hr: 83%
Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.
Why similar: Sandbox 19%, Survival 14.7%, Crafting 12.4%, Space 11.1%, Building 10.9%
- #40 Cosmoteer: Starship Architect & Commander
69% matchVery Positive94% of 12,916 reviews2022
Dev: Walternate Realities
Windows
Median: 19.3 hrsMean: 41.3 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 20.5%, Building 16.9%, Space 16.2%, Survival 12.5%, Sci-fi 11.8%
- #41 The Planet Crafter: Prologue
68% matchOverwhelmingly Positive96% of 10,722 reviews2021
Dev: Miju Games
Windows
Median: 1.4 hrsMean: 3.9 hrs≥1hr: 56%
Experience the first stages of terraforming an entire planet in this space survival open world terraforming crafting game prologue. Explore, survive, collect, build your base then create oxygen, heat and pressure to make an hostile planet livable for humanity.
Why similar: Mars 24.2% ★, Survival 15.4%, Crafting 11.1%, Sandbox 11%, Open World 9.8%
- #42 Rocket Science
71% matchVery Positive81% of 176 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 19.8%, Space Sim 18.4%, Space 14.9%, Building 14.5%, Sandbox 14.1%
- #43 Keplerth
69% matchVery Positive84% of 4,170 reviews2022
Dev: TAROPub: Gamirror Games
Windows
Median: 7.9 hrsMean: 16.3 hrs≥1hr: 85%
Welcome to Keplerth! Try to survive on a hostile alien planet in this 2D sandbox RPG, where you can choose to live alone or fight side by side with your friends in the online multiplayer mode. Survive, build, farm, fight, and explore your way to victory in this open-world adventure!
Why similar: Sandbox 17.7%, Building 16.1%, Survival 15.7%, Open World 11.5%, Sci-fi 7.8%
- #44 Kinetic Void
73% matchOverwhelmingly Negative17% of 1,558 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 31.1%, Sandbox 16.4%, Simulation 13.5%, Space Sim 9.5%, Building 8.9%
- #45 STAR-BOX: RPG Adventures in Space
72% matchMixed50% of 86 reviews2015
Dev: Michael FlynnPub: FlynnFour Games
Windows
Median: 4.2 hrsMean: 4.9 hrs≥1hr: 98%
STAR-BOX – RPG Adventures in Space!Strap on your gravity boots, power up your laser, and climb aboard your spaceship for a retro-styled, RPG-jaunt into the unknown!Travel an open-world, sandbox universe where you are the architect of your own story.
Why similar: Space 18%, Simulation 15.8%, Sandbox 13.9%, RPG 11.6%, Open World 9.1%
- #46 STARSEEKER: Astroneer Expeditions
67% matchMixed58% of 891 reviews2026
Dev: System Era SoftworksPub: Devolver Digital
Windows
Explore alien worlds and launch Offensives against the Void as a member of the ESS Starseeker crew. Embark on timed Expeditions to investigate alien flora and fauna, upgrade your gear, and complete missions to save the Universe.
Why similar: Space 27.2%, Sandbox 15.8%, Multiplayer 12.9%, Sci-fi 12.4%, Open World 10%
- #47 Starcom: Unknown Space
65% matchVery Positive92% of 4,500 reviews2024
Dev: Wx3 Labs, LLC
Windows
Median: 8.4 hrsMean: 17.0 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 26.7%, Space Sim 25.4%, Open World 14.1%, Building 11.5%, Sci-fi 8.5%
- #48 Starbound
67% matchVery Positive90% of 123,321 reviews2016
Dev: Chucklefish
Windows · Mac · Linux
Median: 17.0 hrsMean: 64.5 hrs≥1hr: 91%
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
Why similar: Sandbox 20%, Space 13.7%, Survival 13.2%, Building 10.8%, Crafting 10.7%
- #49 Stars Reach
66% matchMixed59% of 500 reviews2026
Dev: Playable Worlds, Inc.
Windows
Explore a living galaxy in Stars Reach. Discover new planets, build settlements, and shape environments that react to everything you do. Players work together to transform untamed worlds into thriving civilizations across a single shared universe.
Why similar: Sandbox 19.9%, Crafting 18.8%, Massively Multiplayer 18.5%, Open World 13.1%, Sci-fi 12.4%
- #50 Landinar: Into the Void
70% matchMixed56% of 244 reviews2019
Dev: Convoy Games
Windows
Median: 2.6 hrsMean: 6.5 hrs≥1hr: 88%
Landinar: Into the Void is a top-down space-adventure-RPG. You are recruited as a rookie bounty hunter in the oppressive Landinar Empire. On your journey through the quadrant you will meet diverse characters, build your own spaceship and choose your battles.
Why similar: Space Sim 20.5%, Space 19.4%, Building 15.3%, Sandbox 9.9%, Open World 8.2%
- #51 Starminer
64% matchMostly Positive73% of 1,894 reviews2026
Dev: CoolAndGoodGames
Windows
Median: 7.0 hrsMean: 26.4 hrs≥1hr: 82%
Design and build a massive interstellar fleet in this simulation sandbox. Strip space of its minerals for profit, but stay alert: your greed attracts the alien. Master deep base-building and deploy warships to protect your empire in immersive real-time space.
Why similar: Space Sim 29.8%, Sandbox 21%, Space 19.8%, Open World 12.6%, Sci-fi 10.6%
- #52 StarRupture
63% matchVery Positive81% of 13,607 reviews2026
Dev: Creepy Jar
Windows
Median: 6.8 hrsMean: 27.6 hrs≥1hr: 89%
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: Survival 17.9%, Sandbox 16.6%, Crafting 14.6%, Open World 13.1%, Multiplayer 11.3%