- #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 39.1%, Sandbox 17.8%, Co-op 11.1%, Multiplayer 9%, Open World 7.6%
Why You'll Like It: Like Approximately Up, it challenges players to design and construct modular spaceships and bases in a fully destructible sandbox physics environment.
- #2 Void Crew
96% matchVery Positive86% of 8,473 reviews2024
Dev: Hutlihut GamesPub: Focus Entertainment
Windows
Median: 9.2 hrsMean: 16.8 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 45.8%, Co-op 13.5%, Multiplayer 10.1%, Simulation 5.8%, Futuristic 5.3%
Why You'll Like It: Capture the same frantic cooperative crew dynamics and role-sharing in space as you scramble to keep your ship flying amidst chaos.
- #3 Trailmakers
96% matchVery Positive92% of 39,576 reviews2019
Dev: Flashbulb
Windows
Median: 3.9 hrsMean: 15.5 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: Flight 39.2%, Sandbox 21.9%, Multiplayer 10.8%, Open World 9.1%, Adventure 8.6%
Why You'll Like It: This game shares the same joyful, block-based vehicle construction and physics engine that makes building and crashing ridiculous contraptions so much fun.
- #4 Scrap Mechanic
94% 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: Sandbox 30.5%, Multiplayer 15.1%, Open World 12.8%, Co-op 12.1%, Funny 9.9%
Why You'll Like It: It offers the same mechanical sandbox freedom and cooperative multiplayer building focus as Approximately Up, letting you construct wild vehicles with interactive parts.
- #5 Avorion
95% 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 37.5%, Flight 22.8%, Sandbox 16.9%, Open World 6.8%, Exploration 6.4%
Why You'll Like It: It focuses heavily on building custom, block-by-block spaceships and flying them through a sandbox universe, matching the core gameplay loop.
- #6 Cosmoteer: Starship Architect & Commander
94% 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 55.5%, Multiplayer 12.2%, Exploration 9.2%, Simulation 9.1%, Adventure 5.9%
Why You'll Like It: You design functional modular spaceships piece by piece, managing internal layouts and thruster placement just like in the seed game.
- #7 PULSAR: Lost Colony
92% matchVery Positive90% of 5,738 reviews2021
Dev: Leafy Games
Windows · Mac · Linux
Median: 7.3 hrsMean: 16.6 hrs≥1hr: 87%
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 45.3%, Co-op 12.3%, Multiplayer 8.9%, Open World 8.5%, Simulation 7.9%
Why You'll Like It: This cooperative space game forces you and your friends to manage different ship stations and argue over critical tasks while exploring the galaxy.
- #8 Mars First Logistics
91% matchVery Positive95% of 3,795 reviews2025
Dev: Shape Shop
Windows
Median: 4.3 hrsMean: 10.4 hrs≥1hr: 80%
Build physically simulated rovers to transport awkwardly shaped cargo across the rugged terrain of Mars. Earn funds, unlock new parts, and use your ingenuity to help the Martians establish a new home. Playable solo or in online co-op!
Why similar: Space Sim 26.2%, Sandbox 12.6%, Co-op 12.2%, Stylized 8.7%, Funny 6.9%
Why You'll Like It: Construct custom mechanical rovers using physical components to solve logistical challenges on an alien planet, mirroring the building mechanics.
- #9 Kerbal Space Program 2
93% matchMostly Negative26% of 32,033 reviews2023
Dev: Intercept GamesPub: Private Division
Windows
Median: 7.7 hrsMean: 19.4 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 35.5%, Sandbox 20.4%, Funny 9.7%, Exploration 7.6%, Open World 7.2%
Why You'll Like It: It shares the same physics-heavy, rocket-building DNA and space exploration themes, though with a slightly more scientific approach.
- #10 ASTRONEER
91% 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: Sandbox 25%, Multiplayer 18%, Co-op 16.3%, Open World 15.1%, Exploration 11.2%
Why You'll Like It: It matches the whimsical, sandbox exploration and base-building vibe set on alien worlds in a vibrant multiplayer environment.
- #11 Starship EVO
90% 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: Space Sim 34.4%, Sandbox 25.5%, Simulation 13.7%, Adventure 8.3%, Multiplayer 6.8%
Why You'll Like It: Offers an intensely detailed block-based spaceship building sandbox with realistic physics and seamless exploration.
- #12 Ostranauts
89% matchMostly Positive77% of 3,288 reviews2026
Dev: Blue Bottle GamesPub: Kitfox Games
Windows
Median: 6.8 hrsMean: 32.6 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 37.1%, Flight 24.4%, Sandbox 16.4%, Simulation 6.8%, Exploration 6.1%
Why You'll Like It: Provides a deeply detailed spaceship building and simulation experience where piecing together scrap is a core gameplay pillar.
- #13 Empyrion - Galactic Survival
89% 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 37.4%, Sandbox 16.3%, Co-op 13.4%, Simulation 8.8%, Multiplayer 8.1%
Why You'll Like It: You can freely build custom modular spaceships and explore open-world planetary systems with friends, combining survival with engineering.
- #14 Aviassembly
86% matchOverwhelmingly Positive97% of 9,569 reviews2025
Dev: Jelle Booij
Windows
Median: 6.3 hrsMean: 7.5 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: Flight 38%, Sandbox 25.7%, Exploration 8.2%, Open World 7.9%, Simulation 7.1%
Why You'll Like It: Focuses strictly on physics-based vehicle assembly and flight testing, echoing the trial-and-error mechanics of the seed game.
- #15 Heavenly Bodies
87% matchOverwhelmingly Positive95% of 4,534 reviews2021
Dev: 2pt Interactive
Windows · Mac
Median: 2.6 hrsMean: 5.4 hrs≥1hr: 73%
Wrangle the hands and arms of a 1970s space cosmonaut and push, pull and twist your way through an increasingly precarious range of physically simulated stellar scenarios, where without gravity, nothing is still, nothing is secure, and nothing is simple.
Why similar: Co-op 21.5%, Simulation 15.3%, Funny 14.4%, Stylized 14.3%, Adventure 10.1%
Why You'll Like It: It captures the hilarious, clumsy physics-based movement and cooperative problem-solving under pressure found in Approximately Up.
- #16 Interstellar Rift
88% 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 41.7%, Sandbox 16.8%, Open World 7.8%, Exploration 6.6%, Simulation 5.7%
Why You'll Like It: Features modular ship construction and multiplayer crew operations where everyone must work together to keep the vessel operational.
- #17 Jump Space
84% matchVery Positive85% of 13,145 reviews2025
Dev: Keepsake Games
Windows
Median: 6.5 hrsMean: 11.9 hrs≥1hr: 92%
Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.
Why similar: Flight 35.4%, Co-op 19%, Multiplayer 12.9%, Exploration 10.3%, First-Person 9.9%
Why You'll Like It: Delivers cooperative space exploration and ship management action that appeals to fans of multiplayer crew coordination.
- #18 Nimbatus - Drone Creator
86% matchVery Positive91% of 275 reviews2020
Dev: Stray Fawn Studio
Windows · Mac · Linux
Median: 42 minMean: 5.3 hrs≥1hr: 41%
Use the Nimbatus Drone Creator to construct physically simulated drones and try them out in a virtual testing environment. Do you have what it takes to become a drone engineer?
Why similar: Space Sim 33.8%, Flight 21%, Simulation 18.3%, Sandbox 18.1%, Procedural Generation 4.6%
Why You'll Like It: Allows you to assemble custom modular drones using physics and logic blocks to explore and destroy in a sandbox universe.
- #19 Astronimo
85% matchVery Positive84% of 85 reviews2023
Dev: Coatsink
Windows
Crash-landed and ill-prepared, you and your friends must build, break, and rebuild to escape. A chaotic co-op puzzler about creativity, comedy, and questionable engineering.
Why similar: Sandbox 33.1%, Simulation 25.5%, Futuristic 17%, Exploration 12.9%, Adventure 11.4%
Why You'll Like It: A playful cooperative puzzle-platformer featuring creative building tools and whimsical planetary exploration.
- #20 Spaceflight Simulator
84% 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 52.2%, Sandbox 24.5%, Simulation 8.8%, Exploration 7.4%, Open World 3.5%
Why You'll Like It: A streamlined rocket-building and flight simulator that captures the fundamental challenge of getting cobbled-together craft into orbit.
- #21 Don't Panic! It is Just Turbulence
82% matchMostly Positive73% of 498 reviews2026
Dev: Harmonia GamesPub: Aiolos Studios
Windows
Median: 1.8 hrsMean: 2.3 hrs≥1hr: 77%
A frantic co-op puzzle game where a Pilot and an Air Traffic Controller must communicate, decrypt, and improvise to save a failing aircraft. Talk fast, solve faster, and try not to crash.
Why similar: Co-op 33.4%, Funny 18.8%, Multiplayer 15.2%, Exploration 6.7%, Puzzle 6.6%
Why You'll Like It: Embraces the same chaotic time-management and cooperative panic as players try to keep a poorly behaving craft in the air.
- #22 SpaceKraft!
82% matchVery Positive91% of 97 reviews2024
Dev: Game Dev Garage
Windows
Gather crystals, repair/run crafting facilities, upgrade your spaceship, build machines, explore the open world, find your way back to mother earth.
Why similar: Space Sim 35.7%, Flight 18.8%, Sandbox 15.7%, Simulation 6.5%, Open World 5.9%
Why You'll Like It: Combines puzzle-solving and space simulation elements with humorous mechanical challenges.
- #23 Wayward Terran Frontier: Zero Falls
83% matchMixed67% of 544 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 49.5%, Sandbox 21.5%, Open World 9.9%, Simulation 8.4%, Exploration 5.2%
Why You'll Like It: Features deep modular ship construction where internal components and hull design directly affect survivability in space.
- #24 SpaceCraft
80% 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 35.3%, Sandbox 17%, Multiplayer 8.8%, Co-op 8.3%, Open World 7.7%
Why You'll Like It: An open-world multiplayer sandbox dedicated to constructing and flying custom vessels through space.
- #25 Aloft
79% matchVery Positive83% of 3,782 reviews2025
Dev: Astrolabe Interactive Inc.Pub: Funcom
Windows
Median: 6.5 hrsMean: 15.5 hrs≥1hr: 90%
Soar the skies in Aloft, the co-op sandbox survival game set in a world of floating islands. Build any island into a skyship, your home in the clouds. Find lost knowledge, cure the fungal corruption, and brave the hurricane to restore the ecosystem.
Why similar: Sandbox 23.1%, Co-op 19.7%, Multiplayer 12.1%, Simulation 11.1%, Open World 10.1%
Why You'll Like It: Combines cooperative survival and crafting with the whimsical concept of turning floating islands into mobile vessels.
- #26 StarbaseSim
79% matchVery Positive95% of 62 reviews2025
Dev: AshtorakSimGames
Windows · Linux
Operate the Starship space launch system and learn how to catch a rocket to understand what it takes to colonize Mars in this ever-evolving simulation of SpaceX Starbase Texas.
Why similar: Space Sim 37.2%, Flight 23.4%, Sandbox 16.9%, Simulation 8.2%, First-Person 4.8%
Why You'll Like It: Focuses on the simulation and sandbox mechanics of managing space operations and flight systems.
- #27 Earth Analog
81% matchMixed66% of 113 reviews2021
Dev: Funcraft Games
Windows
In this relaxing space flight adventure, you pilot the science vessel Eurisko XI on a quest through deep space. Explore fascinating, fractal-based exoplanets and uncover their mysteries. Analyze artifacts and upgrade your ship to unlock new pathways. Your mission: find humanity’s new home.
Why similar: Space Sim 36.5%, Flight 22%, Simulation 7.4%, Procedural Generation 7.3%, Exploration 7.2%
Why You'll Like It: Explores strange alien worlds and planetary anomalies from the cockpit of a specialized craft.
- #28 Celestial Command
81% 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 Sim 39.8%, Sandbox 29.8%, Simulation 18.5%, Adventure 7.9%, Open World 4%
Why You'll Like It: Lets you design custom modular spaceships and command them in physics-based tactical space battles.
- #29 Underspace
78% matchVery Positive82% of 466 reviews2024
Dev: Pastaspace InteractivePub: Camlann Games
Windows
Median: 42 minMean: 5.1 hrs≥1hr: 44%
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with mod support and PvP/co-op multiplayer. You're going to need a bigger ship.
Why similar: Space Sim 32.3%, Flight 26.3%, Sandbox 13.5%, Futuristic 7.2%, Open World 6%
Why You'll Like It: An action-packed open-world space flight game with a quirky universe and deep exploration mechanics.
- #30 Kerbal Space Program
77% matchOverwhelmingly Positive96% of 147,368 reviews2015
Dev: SquadPub: Private Division
Windows · Mac · Linux
Median: 5.4 hrsMean: 66.3 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: Space Sim 45.7%, Sandbox 25.9%, Simulation 11.8%, Funny 5%, Open World 4.8%
- #31 Space Impossible
78% matchVery Positive95% of 141 reviews2016
Dev: Happy Polygon
Windows · Mac · Linux
Take control of a fully destructible spaceship and explore, blast or trade your way through the cosmos, alone or with friends. Every tile matters, as you dogfight, maneuver or speed your way past friendly traders, hostile aliens, and impressive space navies. What will you do, Captain?
Why similar: Adventure 100%
Why You'll Like It: An open-world sci-fi sandbox allowing players to build custom ships and explore a procedurally generated universe.
- #32 The Orville - Interactive Fan Experience
76% matchVery Positive90% of 1,049 reviews2019
Dev: Messy Desk Interactive
Windows · Mac
Step aboard the USS Orville (ECV-197), the Planetary Union's finest mid-level exploratory class cruiser. With every room on every deck recreated with painstaking accuracy, you are free to explore the ship at your leisure and engage in all manner of shenanigans!
Why similar: Space Sim 28.5%, Flight 24.2%, Sandbox 20%, Multiplayer 9.7%, Open World 7.6%
- #33 Juno: New Origins
74% matchVery Positive89% of 3,554 reviews2023
Dev: Jundroo, LLC
Windows · Mac
Median: 1.1 hrsMean: 13.6 hrs≥1hr: 52%
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: Space Sim 40.5%, Flight 25.5%, Sandbox 15.3%, Open World 6.5%, Simulation 5.7%
- #34 Rocket Science
76% 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: Space Sim 35.5%, Flight 22.8%, Sandbox 17.6%, Exploration 6.8%, Simulation 6.7%
- #35 AGOS - A Game Of Space
77% matchMixed62% of 105 reviews2020
Dev: Ubisoft
Windows
Explore unique star systems in AGOS: A Game of Space! Scavenge resources, face the danger of space and save humankind.
Why similar: Space Sim 53.2%, Flight 17.1%, Simulation 11%, Adventure 7.4%, Open World 5.6%
- #36 Go Ape Ship!
75% matchMixed44% of 454 reviews2026
Dev: Sound Games
Windows · Mac
Go Ape Ship! is a frantic co-op multiplayer game for one to eight players. Work with your crew of daring Astrochimps to master an expanding collection of tasks, respond to emergencies, unlock new rooms and upgrades for your spaceship, and safely reach the stars. Survive together. Or not at all.
Why similar: Co-op 33%, Multiplayer 25.4%, Funny 22.9%, Simulation 10.7%, 3D 8%
- #37 Nimbatus - The Space Drone Constructor
75% matchMostly Positive79% of 2,173 reviews2020
Dev: Stray Fawn StudioPub: Stray Fawn Publishing
Windows · Mac · Linux
Median: 3.1 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 52.5%, Sandbox 17.6%, Exploration 8.7%, Adventure 8.2%, Open World 7.3%
- #38 Flight Of Nova
73% matchVery Positive93% of 568 reviews2022
Dev: Aerovery Lab
Windows · Linux
Flight of Nova is a simulator based on newtonian mechanics in which you control spacecraft in the Noren star system. You fly multiple types of spacecraft doing transport and search missions in an environment with realistic aerodynamics and orbital physics.
Why similar: Space Sim 36.2%, Flight 24.6%, Sandbox 10.9%, Simulation 6.6%, Futuristic 6%
- #39 Space Sprouts
72% matchVery Positive97% of 70 reviews2025
Dev: Schleuder Games
Windows · Mac
Launch into a chaotic spaceship adventure: bend the rules of physics, experiment with unusual gadgets and toss everything around. With each journey, you will have limited time to reveal the mysteries aboard your solar punk spaceship - how much will you discover before you arrive home?
Why similar: Space Sim 43.5%, Sandbox 20%, Funny 9.4%, Simulation 8.6%, Exploration 8.3%
- #40 Planet Miner
74% matchVery Positive81% of 62 reviews2021
Dev: Cherniukh Andrii
Windows
Remove fog, look for and mine minerals, construct buildings, upgrade the rover and reach the portal.
Why similar: Space Sim 51.7%, Simulation 14.7%, Adventure 10.9%, Exploration 6.4%, Stylized 6.1%
- #41 Space Trash Scavenger
72% 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 Sim 32.7%, Sandbox 22.4%, Procedural Generation 10.4%, Open World 10%, Exploration 7.4%
- #42 Lodestar
73% matchMostly Positive72% of 78 reviews2023
Dev: Edenic Era LLC
Windows
Lodestar sends you and your squad of friends on your own space odyssey. Traverse multiple planets in a journey to get home without losing yourself or your ship to the perils of the unknown! Solve puzzles, gather resources, mine asteroids, and survive... with your own oh-so welcoming AI sidekick!
Why similar: Space Sim 48.8%, Co-op 12.3%, Multiplayer 11.5%, Exploration 8.3%, 3D 5.5%
- #43 Space Engineers 2
71% 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: Space Sim 41.6%, Sandbox 27.6%, Open World 10.3%, Simulation 10.1%, Exploration 8.5%
- #44 Digger: Galactic Treasures
70% matchVery Positive88% of 736 reviews2025
Dev: RainStyle games
Windows
Median: 4.9 hrsMean: 7.7 hrs≥1hr: 89%
Digger: Galactic Treasures is a space adventure where you drill into asteroids to uncover rare resources and hidden treasures. Explore the galaxy, upgrade your gear, and discover the secrets of the universe!
Why similar: Space Sim 47.7%, Hidden Object 15.4%, Funny 9.5%, Simulation 6.6%, Adventure 5.5%
- #45 Chained Together
69% matchVery Positive90% of 64,423 reviews2024
Dev: Anegar GamesPub: Secret Mode
Windows
Median: 3.9 hrsMean: 7.6 hrs≥1hr: 89%
Climb up from the depths of Hell. Scale various worlds solo or chained together with your friends in the 1-4 player platforming sensation.
Why similar: Co-op 36.2%, Multiplayer 16.5%, Funny 16.1%, Simulation 11.2%, Adventure 10.5%
- #46 StarMade
73% 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: Sandbox 32.8%, Space Sim 22.7%, Multiplayer 11.8%, Open World 11.5%, Simulation 5.7%
- #47 Hazeron Starship
70% matchVery Positive83% of 105 reviews2023
Dev: Hazeron Freehold LLC
Windows · Linux
Explore and colonize a vast universe. Discover resources. Build cities. Make spacecraft. Walk aboard them. Operate their controls. Command a crew of NPCs. Lift off. Fly up through the atmosphere to outer space. Land on other worlds, anywhere, not at designated places. Build an empire.
Why similar: Flight 52.8%, Sandbox 31.7%, Exploration 15.5%
- #48 Stormworks: Build and Rescue
69% matchVery Positive91% of 60,190 reviews2020
Dev: Geometa
Windows · Mac
Median: 17.4 hrsMean: 113.9 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: Flight 34%, Sandbox 29.8%, Open World 11%, Multiplayer 9.9%, Exploration 8.2%
- #49 ADIOS Amigos: Galactic Explorers
71% matchVery Positive94% of 124 reviews2018
Dev: Cosmic Picnic
Windows
Median: 3.1 hrsMean: 4.2 hrs≥1hr: 71%
Improvise fuel efficient trajectories to keep your rusty ship running. Break into a space station with an asteroid. Tow a sofa into a black hole. Experience the perils and intrigue of space exploration with 1-4 players.
Why similar: Space Sim 65.5%, Funny 12%, Exploration 10.3%, Simulation 10.2%, Singleplayer 1.9%
- #50 SimplePlanes
69% matchVery Positive93% of 10,914 reviews2015
Dev: Jundroo, LLC
Windows · Mac
Median: 2.5 hrsMean: 12.6 hrs≥1hr: 74%
Build airplanes by snapping parts together, designing wing sections, and attaching engines. At any time, you can strap yourself into the cockpit and see how it flies with realistic physics. If you're not in the mood for building, over 100,000 airplanes are available to download for free.
Why similar: Flight 43.8%, Sandbox 23%, Funny 11.2%, Open World 8.5%, Exploration 8.3%
- #51 Breathedge 2
67% matchVery Positive87% of 1,680 reviews2026
Dev: RedRuins SoftworksPub: HypeTrain Digital
Windows
Median: 5.6 hrsMean: 5.9 hrs≥1hr: 79%
Survive on the edge of space! Craft and upgrade tools, scavenge resources, and save a galaxy gone completely off the rails. Can Ordinary Man save the galaxy with the help of the immortal Chicken and some duct tape?
Why similar: Sandbox 26.6%, Funny 16.8%, Simulation 12.3%, First-Person 12%, Exploration 9.4%
- #52 3030 Deathwar Redux - A Space Odyssey
70% matchVery Positive94% of 1,169 reviews2017
Dev: Bird in SkyPub: Crunchy Leaf Games
Windows
Median: 7.5 hrsMean: 8.1 hrs≥1hr: 90%
3030 Deathwar is a unique mix of Adventure and Space Sim. Explore star systems, mine and hunt pirates in top-down mode. Leave your ship and switch into classic Adventuring mode, where you explore derelicts, talk to shady characters or head over to the space bar for a drink.
Why similar: Space Sim 35.4%, Sandbox 16.5%, Simulation 11.7%, Adventure 10.4%, Open World 9.7%
- #53 Hardspace: Shipbreaker
68% matchVery Positive89% of 22,441 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 37.6%, Sandbox 23.1%, Simulation 12.7%, First-Person 6.8%, Futuristic 6.6%
- #54 FixForce
67% matchVery Positive93% of 54 reviews2026
Dev: Surgent Studios
Windows
Leap, climb, and launch your friends in this chaotic co-op extraction platformer for up to 6 players! Use your drill-wrench to build your way across a vibrant post-apocalyptic world, find replacement parts, and fix broken machines. And if you lose your head, don’t worry: it’s all part of the job.
Why similar: Co-op 21.1%, Sandbox 19.1%, Multiplayer 18.6%, Exploration 11.7%, First-Person 9.6%
- #55 Solarpunk™
66% matchVery Positive81% of 4,581 reviews2026
Dev: CyberwavePub: rokaplay
Windows
Median: 6.7 hrsMean: 11.2 hrs≥1hr: 85%
Solarpunk is a survival game in a technologically advanced world of floating islands. Alone or together with your friends, you can construct buildings, grow food, craft gadgets and hop on your airship to explore distant islands in the sky.
Why similar: Sandbox 26.1%, Co-op 18.5%, Multiplayer 13.7%, Open World 11.4%, Simulation 9.4%
- #56 Voidtrain
67% matchMostly Positive73% of 9,990 reviews2025
Dev: HypeTrain Digital
Windows
Median: 7.0 hrsMean: 14.8 hrs≥1hr: 93%
Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.
Why similar: Sandbox 19.6%, Co-op 19.5%, Multiplayer 14.7%, Open World 10.8%, Exploration 7.9%
- #57 Duck Side of the Moon
66% matchVery Positive98% of 120 reviews2026
Dev: Starbrew Games
Windows · Linux
Waddle and fly as a duck in space! Explore every corner of the galaxy and find curious creatures and materials along the way. Craft gadgets, upgrade your spaceship, and get cozy in this relaxing adventure.
Why similar: Funny 23.9%, Stylized 18.4%, Exploration 16.3%, Open World 15.8%, Adventure 12.1%
- #58 Spacelines from the Far Out: Flight School
68% matchVery Positive83% of 254 reviews2022
Dev: CoffeenautsPub: Skystone Games
Windows · Mac · Linux
Median: 1.0 hrsMean: 4.7 hrs≥1hr: 51%
Spacelines from the Far Out: Flight School is all about getting you prepared to take on the task of running your own Spaceline before launch! Join up to 3 other people to take on the challenges and demands as you ferry people to their destination.
Why similar: Space Sim 48%, Procedural Generation 12.3%, Funny 12.2%, Multiplayer 10.3%, Futuristic 8.7%
- #59 Snap Game
66% matchMostly Positive77% of 99 reviews2026
Dev: BegulaPub: IQ GROUP
Windows · Mac · Linux
A chaotic multiplayer building game where creativity and teamwork collide. Build together, experiment freely, and see what wild ideas you and your friends can create.
Why similar: Sandbox 45.3%, Multiplayer 25.6%, Simulation 17.8%, 3D 9.5%, Singleplayer 1.8%
- #60 SimplePlanes 2
64% matchVery Positive92% of 1,439 reviews2026
Dev: Jundroo, LLC
Windows · Mac
Median: 1.5 hrsMean: 9.0 hrs≥1hr: 56%
SimplePlanes is back! Build planes, cars, or anything else using powerful procedural parts! Explore detailed environments with friends in multiplayer, cause chaos, or download 1,000,000 community crafts for free.
Why similar: Sandbox 30.1%, Co-op 17.4%, Multiplayer 15.1%, Simulation 13%, Open World 12.8%