- #1 Cosmoteer: Starship Architect & Commander
97% 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 35.2% ★, Space 17.9%, Sci-fi 13.5%, Building 10.4%, Simulation 6%
Why You'll Like It: Features deep 2D ship design where every component has a physical location and function, mirroring the systemic damage model of the seed game.
- #2 Avorion
96% 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 25.5% ★, Sandbox 11.8%, Space 11%, Trading 11% ★, Vehicular Combat 10.7% ★
Why You'll Like It: A sandbox space sim that allows for complex ship building where individual blocks and systems can be targeted and destroyed.
- #3 Space Haven
96% 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 28.9% ★, Sandbox 15%, Space 14.2%, Open World 12.7%, Building 8.3%
Why You'll Like It: Focuses on internal ship construction and crew management in a 2D environment with detailed environmental systems.
- #4 Barotrauma
95% 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 41.3%, Simulation 31.6%, 2D 22.9%, Singleplayer 4.2%
Why You'll Like It: Offers intense internal ship management and systemic damage where you must physically navigate your vessel to repair leaks and fight off intruders.
- #5 HighFleet
94% matchVery Positive88% of 7,155 reviews2021
Dev: Konstantin KoshutinPub: MicroProse Software
Windows
Median: 5.1 hrsMean: 16.8 hrs≥1hr: 78%
Battle for survival in the skies of a mysterious future Earth in this unique action-strategy game mixing arcade combat, exploration, management and diplomacy. As giant flying ships wage spectacular aerial warfare, a prophecy tells of one who will save the world – could it be you?
Why similar: Building 24.6%, Sci-fi 21.8%, Simulation 18.3%, Exploration 13.8%, Indie 8.5%
Why You'll Like It: Provides a unique, high-stakes combat experience where systemic damage to ship parts is critical to survival.
- #6 Ostranauts
94% matchMostly Positive80% of 2,398 reviews2020
Dev: Blue Bottle GamesPub: Kitfox Games
Windows
Median: 5.1 hrsMean: 26.8 hrs≥1hr: 71%
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 24.3% ★, Trading 15.2% ★, Sandbox 11.5%, Space 11.5%, Open World 10.3%
Why You'll Like It: Features a highly detailed simulation of internal ship maintenance and the gritty reality of life in space.
- #7 Hardspace: Shipbreaker
93% 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 23.4% ★, Space 20.9%, Sandbox 14.6%, Destruction 12.4%, Sci-fi 10.6%
Why You'll Like It: Centers entirely on the internal structure and deconstruction of ships, capturing the tactile feel of working inside a vessel.
- #8 ΔV: Rings of Saturn
91% 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: Space Sim 25% ★, Vehicular Combat 16.2% ★, Space 14.3%, Open World 10%, Sandbox 8.5%
Why You'll Like It: A physics-heavy space simulator that emphasizes realistic ship systems and the consequences of taking damage in a harsh environment.
- #9 Celestial Command
92% 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 24.4%, Space Sim 21% ★, Sandbox 16.1%, Simulation 9.9%, Sci-fi 6.6%
Why You'll Like It: Features physics-based ship building where you must manage individual components and power systems during combat.
- #10 StarMade
91% 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 21.7%, Sandbox 19.3%, Open World 14.7%, Space Sim 13% ★, Building 7.6%
Why You'll Like It: A sandbox game that allows for massive, fully walkable ship construction with complex internal systems.
- #11 Void Destroyer 2
90% 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: Space Sim 29.5% ★, Trading 14.4% ★, Sandbox 12.9%, Open World 12.4%, Space 11.4%
Why You'll Like It: Combines sandbox exploration with deep simulation elements and tactical ship combat.
- #12 FTL: Faster Than Light
89% matchOverwhelmingly Positive95% of 77,568 reviews2012
Dev: Subset Games
Windows · Mac · Linux
Median: 7.1 hrsMean: 33.7 hrs≥1hr: 89%
This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.
Why similar: Space 32.6%, Space Sim 28.8% ★, Sci-fi 14.1%, Top-Down 7.8%, Simulation 5.2%
Why You'll Like It: A classic in systemic ship combat where managing your crew and internal ship systems is the key to surviving encounters.
- #13 Interstellar Rift
89% 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 26.7% ★, Trading 13.8% ★, Open World 11.1%, Sandbox 11%, Space 9.6%
Why You'll Like It: Focuses on modular ship construction and internal exploration, allowing players to walk through their own custom-built ships.
- #14 Rebel Galaxy
88% matchVery Positive85% of 8,230 reviews2015
Dev: Double Damage Games
Windows · Mac
Median: 1.8 hrsMean: 13.6 hrs≥1hr: 62%
Rebel Galaxy is a swashbuckling space adventure, with action-packed combat, exploration, discovery, trade, and “negotiation” with the outlandish denizens at the edge of the known universe.
Why similar: Space 26.8%, Space Sim 23% ★, Open World 14.7%, Sci-fi 8.4%, Sandbox 6.2%
Why You'll Like It: Delivers a broad-scale space sandbox experience with a focus on ship customization and tactical combat.
- #15 Starcom: Nexus
87% matchVery Positive91% of 2,274 reviews2019
Dev: Wx3 Labs, LLC
Windows · Linux
Median: 3.8 hrsMean: 13.6 hrs≥1hr: 84%
Suddenly thrown into an unknown galaxy, you must explore, fight or befriend aliens and transform your ship from a small survey vessel into a powerful battlecruiser to unravel the mystery of the forces that brought you here and find your way home.
Why similar: Space 25.9%, Space Sim 23.5% ★, Open World 11.8%, Sci-fi 9.7%, RPG 7.8%
Why You'll Like It: Features modular ship building and exploration with a focus on RPG progression and discovery.
- #16 Endless Sky
86% matchVery Positive92% of 6,938 reviews2015
Dev: Michael Zahniser
Windows · Mac · Linux
Median: 1.0 hrsMean: 13.6 hrs≥1hr: 50%
Endless Sky is a 2D space trading and combat game inspired by the classic Escape Velocity series. Work your way up from a relatively wimpy shuttle, cargo ship, or fighter, to a highly upgraded and customized flagship or to a massive fleet of warships or freighters.
Why similar: Space 25.8%, Space Sim 16.8% ★, Open World 13.6%, Trading 12% ★, Sci-fi 6.7%
Why You'll Like It: A classic top-down space exploration game that captures the feel of navigating a dangerous, living galaxy.
- #17 Star Traders: Frontiers
86% matchVery Positive84% of 3,754 reviews2018
Dev: Trese Brothers
Windows · Mac · Linux
Median: 3.3 hrsMean: 24.5 hrs≥1hr: 74%
You are the captain of a starship venturing through a massive open universe. Customize your crew and take command at the helm of your very own ship as you explore a galaxy torn apart by internal strife, alien threats, and political intrigue.
Why similar: Space Sim 26.7% ★, Trading 18.6% ★, Sandbox 12.7%, Space 9.7%, Open World 9.7%
Why You'll Like It: Offers a deep RPG experience with complex crew management and tactical ship combat in a living universe.
- #18 Objects in Space
85% matchMixed52% of 612 reviews2019
Dev: Flat Earth GamesPub: 505 Games
Windows · Mac · Linux
Median: 2.2 hrsMean: 6.6 hrs≥1hr: 71%
Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.
Why similar: Space Sim 26.7% ★, Space 23.3%, Simulation 14.5%, RPG 13.1%, Open World 7.3%
Why You'll Like It: Provides a deep, simulation-heavy experience where managing your ship's internal systems is essential for survival.
- #19 Astrox Imperium
84% 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 Sim 32.6% ★, Space 24.5%, Sandbox 14.4%, Open World 12.1%, Simulation 7.9%
Why You'll Like It: A sandbox space simulation that offers deep customization and a focus on player-driven progression.
- #20 VoidExpanse
84% matchMostly Positive71% of 760 reviews2015
Dev: AtomicTorch Studio
Windows · Mac · Linux
Median: 3.8 hrsMean: 6.1 hrs≥1hr: 93%
Explore the vast reaches of VoidExpanse -- mine asteroids, upgrade your ship, trade, complete missions, advance your character and survive fast-paced combat with hostile aliens and mercenaries in the rich and exciting Sci-Fi universe of VoidExpanse!
Why similar: Space 28.3%, Open World 18.1%, Sandbox 16%, RPG 9.9%, Sci-fi 9.5%
Why You'll Like It: A top-down space RPG that provides a solid sandbox foundation for exploration and ship customization.
- #21 SpaceBourne
82% matchMostly Positive77% of 805 reviews2020
Dev: Burak Dabak
Windows
Median: 1.9 hrsMean: 9.7 hrs≥1hr: 58%
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Why similar: Space Sim 36.8% ★, Space 28%, RPG 13.7%, Simulation 12.8%, Indie 4.5%
Why You'll Like It: Blends action-oriented space combat with RPG elements and a large, open-world sandbox to explore.
- #22 Starbase
82% 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 29.6% ★, Open World 13.8%, Sandbox 12%, Space 11.7%, Building 8.2%
Why You'll Like It: A massive-scale sandbox that features fully destructible ships and complex internal building mechanics.
- #23 3030 Deathwar Redux - A Space Odyssey
81% matchVery Positive94% of 1,148 reviews2017
Dev: Bird in SkyPub: Crunchy Leaf Games
Windows
Median: 7.5 hrsMean: 8.2 hrs≥1hr: 91%
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 22.5% ★, Space 20.2%, Open World 13.8%, Sandbox 10.8%, Sci-fi 7.8%
Why You'll Like It: A top-down space adventure that combines exploration, trading, and combat in a sandbox setting.
- #24 Between the Stars
80% matchMostly Positive74% of 2,427 reviews2024
Dev: Isolated Games
Windows
Median: 54 minMean: 8.9 hrs≥1hr: 49%
Become the Captain of an interstellar cruiser and journey across the galaxy to save the Republic. During your journey you will have to make important decisions, improve the weaponry of your ship and fight against numerous enemies.
Why similar: Space Sim 30.7% ★, Space 21.2%, Sandbox 10%, RPG 9.1%, Simulation 7.6%
Why You'll Like It: Offers tactical space combat and RPG elements set within a dynamic, evolving galaxy.
- #25 Space Engineers
79% 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 33.4% ★, Sandbox 15.6%, Space 15.2%, Open World 14.6%, Building 8.8%
Why You'll Like It: The gold standard for internal ship building and systemic damage, allowing for immense creativity in ship design.
- #26 Kinetic Void
83% 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 32.6%, Sandbox 17.7%, Space Sim 15.4% ★, Simulation 10.9%, Sci-fi 8.9%
Why You'll Like It: Features a highly modular ship construction system that allows for unique ship designs and combat capabilities.
- #27 Transcendence
81% matchVery Positive88% of 221 reviews2015
Dev: Kronosaur Productions
Windows
Explore the farthest reaches of Human Space in this open-world space adventure. Compelled to journey to the Galactic Core by a mysterious hyperintelligence, you must fight your way through dozens of star systems teeming with clashing empires, expansionist AIs, and fearsome xenophobes.
Why similar: Space Sim 24.6% ★, Space 17.5%, Open World 14%, Trading 13.9% ★, Sci-fi 7.3%
Why You'll Like It: An action-RPG space exploration game that focuses on upgrading your ship to survive increasingly difficult sectors.
- #28 Starcom: Unknown Space
77% matchVery Positive93% of 4,082 reviews2024
Dev: Wx3 Labs, LLC
Windows
Median: 7.9 hrsMean: 16.2 hrs≥1hr: 82%
Starcom: Unknown Space is an action RPG of space exploration and adventure. Build your own starship while discovering an epic story in a universe of strange mysteries, alien factions and uncharted worlds.
Why similar: Space Sim 32.5% ★, Space 21.5%, Open World 15.9%, Sci-fi 7%, RPG 5.8%
- #29 Gaia Beyond
79% matchMostly Positive76% of 258 reviews2020
Dev: Warp Turtle
Windows
Gaia Beyond is a handcrafted 2D Action-RPG, an exploration mix built around the core features fighting, mining and trading. Your decisions are footprints within a vast non-linear solar system. Forge alliances among numerous factions and develop relations with hundreds of NPCs.
Why similar: Space Sim 28.3% ★, Trading 15.4% ★, Space 12.4%, Open World 12%, Top-Down 7.2%
Why You'll Like It: A top-down space exploration game with a focus on faction dynamics and ship progression.
- #30 X4: Foundations
77% 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 29.3% ★, Trading 17.9% ★, Sandbox 13.3%, Space 12.2%, Open World 8.4%
- #31 Jitter
76% matchVery Positive86% of 153 reviews2025
Dev: Berko Games
Windows
A sci-fi exploration & survival game where you take on the role of a spaceship’s AI. Explore, fight, and survive across a mining colony in the Main Asteroid Belt. Rebuild your ship. Rescue your crew. Reveal the truth behind your mission.
Why similar: Space Sim 30.9% ★, Space 14.5%, Open World 13.7%, Sandbox 13.7%, Sci-fi 7.5%
- #32 Space Engineers 2
75% 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 20.6% ★, Sandbox 13.8%, Space 12.7%, Open World 11.2%, Destruction 9.6%
- #33 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: Space 47.7%, Adventure 27.2%, Indie 25.1%
Why You'll Like It: A sandbox space exploration game that focuses on building and interacting with a fully destructible universe.
- #34 Star Nomad 2
78% matchMostly Positive72% of 158 reviews2015
Dev: Huy Phan
Windows · Mac
A space trader & combat sim meets squad-RPG, large scale conquest, choice driven gameplay with fluid & punchy tactical real-time combat set in a dynamic open-world sandbox.
Why similar: Space 20.3%, Space Sim 16.6% ★, Sandbox 13.1%, Open World 12.4%, RPG 10.9%
Why You'll Like It: A sandbox RPG that emphasizes simulation elements and tactical decision-making in space.
- #35 Space Pirates and Zombies
76% matchVery Positive91% of 3,143 reviews2011
Dev: MinMax Games Ltd.
Windows · Mac · Linux
Median: 2.6 hrsMean: 10.4 hrs≥1hr: 86%
Explore a randomly generated Galaxy populated with factions, enemies, missions, and items providing you with a unique experience each time you play.
Why similar: Space 35.2%, Open World 12.7%, Top-Down 11.7%, Sci-fi 11.1%, Sandbox 8.8%
- #36 The Last Starship
73% 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: Space Sim 31.1% ★, Sandbox 14.8%, Space 14.3%, Top-Down 8.2%, Building 7.9%
- #37 Starship EVO
74% 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 Sim 21.6% ★, Space 19%, Sandbox 16.2%, Building 10.8%, Open World 9.7%
- #38 Space Pirates And Zombies 2
74% 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 30.7%, Open World 16.4%, Sandbox 11.1%, RPG 8.5%, Space Sim 7.9% ★
- #39 Stardeus
73% 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: Space Sim 27.1% ★, Space 14.6%, Sandbox 13.6%, Open World 13.2%, Crafting 9.1%
- #40 Sector Space
71% matchVery Positive96% of 53 reviews2025
Dev: Robin M. FarrellPub: Outer Vision Games
Windows · Linux
Explore a procedurally generated galaxy, mine asteroids, refine minerals, colonize planets, build stations, deploy drones, salvage rare items, construct gear, level up, improve your ship, assemble a fleet, engage in combat, and take on the void.
Why similar: Space Sim 39.3% ★, RPG 13%, Simulation 10.8%, Top-Down 6.6%, Crafting 5.7%
- #41 Star Valor
72% matchVery Positive89% of 3,325 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 28.8 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 24.8%, Sandbox 21.2%, Open World 17.2%, RPG 8.9%, Sci-fi 8.5%
- #42 Landinar: Into the Void
75% matchMixed57% of 243 reviews2019
Dev: Convoy Games
Windows
Median: 2.6 hrsMean: 6.6 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 30.8% ★, Space 18.8%, Open World 11%, Sandbox 9.9%, RPG 8.9%
- #43 Reassembly
72% 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: Space 26.5%, Sandbox 24.4%, Building 16.3%, Open World 9.2%, Top-Down 6.3%
- #44 Keplerth
71% matchVery Positive85% of 4,121 reviews2022
Dev: TAROPub: Gamirror Games
Windows
Median: 8.0 hrsMean: 16.2 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 22.1%, Open World 19.5%, Building 11.1%, Sci-fi 9.8%, Exploration 6.8%
- #45 Empyrion - Galactic Survival
69% 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 27.3% ★, Space 14%, Open World 13%, Sandbox 12.2%, Building 7.9%
- #46 Spaceflight Simulator
68% 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 35.4% ★, Sandbox 17.1%, Space 15.5%, Simulation 6.2%, Open World 5.4%
- #47 Destination Sol
71% matchMostly Positive79% of 1,362 reviews2015
Dev: MovingBlocks
Windows · Mac · Linux
Median: 30 minMean: 3.8 hrs≥1hr: 30%
Pilot your ship in the seamless open world made of space, planets, and more. Find new ships and equipment, find allies and beat all the enemies in this open source space shooter!
Why similar: Space 36.3%, Open World 28.4%, RPG 18.1%, 2D 6.2%, Indie 6%
- #48 EVERSPACE™ 2
67% matchVery Positive86% of 12,587 reviews2023
Dev: ROCKFISH Games
Windows · Mac
Median: 7.7 hrsMean: 29.1 hrs≥1hr: 87%
EVERSPACE 2 is a fast-paced single-player spaceship shooter with exploration in space and on planets, tons of loot, RPG elements, mining, and crafting. Experience an exciting sci-fi story set in a vivid, handcrafted open world full of secrets, puzzles, and perils.
Why similar: Space 29.2%, Open World 25.8%, Sci-fi 11.3%, RPG 9.7%, Simulation 8.9%
- #49 Battlevoid: Harbinger
70% matchMostly Positive79% of 1,057 reviews2016
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 1.8 hrsMean: 11.0 hrs≥1hr: 56%
Battlevoid: Harbinger is a hard sci-fi space exploration game blending roguelike, turn-based, star map strategy, and real-time space battles. You are a young commander venturing out into enemy territories, to unknown galaxies, never knowing what you will face as you jump out from hyperspace.
Why similar: Space 51.1%, Simulation 16.6%, Open World 11.2%, Sci-fi 9.6%, Indie 5.1%
- #50 BossConstructor
70% matchMostly Positive73% of 217 reviews2016
Dev: Neomateria Games GmbH
Windows · Mac · Linux
Median: 3.6 hrsMean: 6.8 hrs≥1hr: 77%
Scavenge modules, combine them in the deadliest and most efficient ways imaginable, and fly your very own spaceship through alien space with BossConstructor. Thousands of procedurally generated galaxies await you and your space-faring collection of assembled modules to explore them.
Why similar: Space 24.9%, RPG 15.2%, Simulation 13.1%, Building 11.3%, Destruction 8.5%
- #51 Space Trash Scavenger
66% 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 Sim 20.4% ★, Space 15.7%, Sandbox 14.3%, Open World 13.9%, Crafting 10.5%
- #52 Evochron Mercenary
70% matchMostly Positive77% of 434 reviews2012
Dev: StarWraith 3D Games LLC
Windows
Median: 2.7 hrsMean: 6.8 hrs≥1hr: 73%
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
Why similar: Space Sim 28.3% ★, Space 23.3%, Open World 11.4%, Sandbox 11.2%, Simulation 9.7%
- #53 TerraTech Worlds
67% 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: Sandbox 20.1%, Open World 18.5%, Vehicular Combat 13.5% ★, Crafting 13%, Building 10.9%
- #54 Astrox: Hostile Space Excavation
69% matchVery Positive84% of 454 reviews2015
Dev: Jace Masula
Windows
Median: 3.0 hrsMean: 9.2 hrs≥1hr: 75%
Exiled to a deep space mining sector, you are left with a crappy ship, a laser, and a small mining beam. It is up to you to survive by working your way through the galaxy. Mine asteroids, refine and trade the ore, buy upgrades for your ship, hunt pirates... you get it.
Why similar: Space Sim 26.9% ★, Space 22%, Sandbox 15.4%, Open World 12.6%, Simulation 9.2%
- #55 Quasimorph
65% matchVery Positive83% of 5,924 reviews2023
Dev: Magnum ScriptumPub: HypeTrain Digital
Windows
Median: 5.4 hrsMean: 25.2 hrs≥1hr: 80%
Take on a role of a hardened PMC fighter in a dark turn-based extraction RPG. Engage in unforgiving combat, manage your ship and pile up the bodies of your clones to unravel the dark mystery behind threat to all life.
Why similar: Space 41.7%, Sci-fi 23.5%, RPG 20.8%, Open World 9.6%, Singleplayer 4.5%
- #56 Evochron Legacy SE
68% matchVery Positive83% of 440 reviews2016
Dev: StarWraith 3D Games LLC
Windows
Median: 1.6 hrsMean: 6.9 hrs≥1hr: 61%
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.
Why similar: Space Sim 31.5% ★, Trading 15.3% ★, Space 12.8%, Sandbox 11.6%, Open World 10.8%
- #57 Angels Fall First
67% matchVery Positive82% of 2,786 reviews2015
Dev: Strangely Interactive Ltd
Windows
Median: 1.6 hrsMean: 5.9 hrs≥1hr: 62%
From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever wanted in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full AI support included!
Why similar: Space 44.7%, Sci-fi 26.7%, Simulation 18.1%, Indie 8.1%, Singleplayer 2.3%
- #58 Star Singularity
68% matchMostly Positive78% of 68 reviews2018
Dev: Star Bunny Enterprises
Windows
Median: 3.0 hrsMean: 4.9 hrs≥1hr: 76%
A space action-adventure unlike any other: navigate your spacecraft through a galactic-scale mystery. Make sure to loot, craft and upgrade your space fleet. Play the story campaign or test your skills in vicious arena modes against AI opponents.
Why similar: Space 21.1%, Open World 18.4%, Crafting 11.3%, Top-Down 11.3%, Sci-fi 11.1%
- #59 Void War
61% matchVery Positive94% of 3,537 reviews2025
Dev: Tundra
Windows
Median: 7.7 hrsMean: 14.5 hrs≥1hr: 83%
Command an ancient starship and fight your way to the heart of a dying Empire. Fend off attacks from demented cultists, craven space pirates, and xenophobic Imperial soldiers. Discover powerful artifacts and use them to build your ship into a fearsome war engine.
Why similar: Space 52.6%, Sci-fi 20.9%, Simulation 11.7%, 2D 6.8%, Adventure 5.5%
