- #1 X: Beyond the Frontier
97% matchMostly Positive75% of 382 reviews2010
Dev: Egosoft
Windows
Median: 30 minMean: 5.0 hrs≥1hr: 39%
The Human Race had advanced to the point where we could travel among the stars, we developed giant automated machines to help us colonise other worlds, but there was a fault in their programming and they turned and attacked. Forcing us to lay a trap to protect Earth and exiling the Human race to stay on Earth once again.
Why similar: Trading 19.9% ★, Space 19.6%, Space Sim 19.1% ★, Economy 11.7%, Simulation 10.4%
- #2 X2: The Threat
96% matchVery Positive83% of 518 reviews2006
Dev: Egosoft
Windows
Median: 24 minMean: 7.4 hrs≥1hr: 35%
X²: The Threat is of a new generation of space simulator games, you play the role of Julian Gardna who continues the story set by X: Beyond The Frontier. The updated graphics engine gives the universe a fresher feel with newly designed ships and stations adding to the complexity of the universe.
Why similar: Space 22.4%, Space Sim 18.7% ★, Trading 17.8% ★, Economy 13.6%, Sandbox 10.6%
- #3 X3: Terran Conflict
96% matchVery Positive85% of 2,841 reviews2008
Dev: Egosoft
Windows · Mac · Linux
Median: 1.1 hrsMean: 32.2 hrs≥1hr: 51%
It is the year 2938. The long wished-for encounter of the X Universe and the Earth holds both joy and sorrow for the people. Despite flourishing trade, the clash of the diverse races, cultures and life forms creates new tensions, mistrust and open conflict that need to be overcome!
Why similar: Space 25.3%, Space Sim 18.8% ★, Trading 17.7% ★, Sandbox 13.4%, Economy 9.5%
- #4 X3: Reunion
95% matchMostly Positive72% of 725 reviews2006
Dev: Egosoft
Windows · Mac · Linux
Median: 36 minMean: 8.8 hrs≥1hr: 41%
X3: Reunion continues the epic space saga, blending deep space trading and intense real-time combat. Explore a vast universe, establish your empire, and shape the new frontier. With enhanced graphics and intricate economies, it's a journey of strategy, simulation, and interstellar intrigue.
Why similar: Space Sim 23.6% ★, Space 22.4%, Economy 14.4%, Sandbox 12.6%, Trading 11.8% ★
- #5 X4: Foundations
94% 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: Trading 22.4% ★, Space Sim 21.5% ★, Economy 15.2%, Sandbox 12.8%, Space 11.5%
- #6 Infini Orbis
94% matchNo user reviews2026
Dev: Tanis
Windows
Survive against a relentless horde in a single-player space sandbox blending factory automation, RTS combat, and deep RPG progression. Pilot humanity's last ark, the Mothership, on a desperate mission back in time to build a fleet powerful enough to change the destiny of the galaxy.
Why similar: Space Sim 21.7% ★, Trading 21.3% ★, Economy 15.3%, Sandbox 13.7%, Action RPG 8.2%
- #7 Space Supermarket Simulator
93% matchMostly Positive75% of 12 reviews2026
Dev: Mythforge Games
Windows
Run your own supermarket in outer space. Keep shelves stocked and nicely organized. Supply your store with drone delivery. Will you take the duty of running a space supermarket?
Why similar: Trading 24.7% ★, Economy 17.8%, Space Sim 16.4% ★, Space 15.3%, Sandbox 10.7%
- #8 Spaceport Trading Company
92% matchPositive84% of 37 reviews2023
Dev: Digital Tectonics, LLC
Windows · Mac · Linux
Become spacefaring merchant in a galaxy filled with diverse planets, each with its own economy, resources, and challenges. Amass wealth and reputation by trading goods, negotiating with factions, and navigating the intricacies of interstellar commerce.
Why similar: Trading 20.7% ★, Space Sim 18.3% ★, Economy 14.8%, Sandbox 13.1%, Space 12.1%
- #9 Drifter
91% matchMixed54% of 208 reviews2014
Dev: Celsius Game Studios
Windows · Mac · Linux
Drifter is an open-world sandbox space trading game with a procedurally-generated galaxy 100,000 light years across made up of tens of thousands of star systems to explore and features an original soundtrack by composer Danny Baranowsky.
Why similar: Space 20.2%, Trading 20.2% ★, Sandbox 18.7%, Space Sim 18% ★, Simulation 9.2%
- #10 Helium Rain
91% matchMostly Positive79% of 324 reviews2018
Dev: Deimos Games
Windows · Linux
Median: 3.3 hrsMean: 8.7 hrs≥1hr: 74%
Trade your wares and eliminate the competition in a cutthroat world. Buy new ships and stations to mine and haul resources. Explore the vast emptiness of space.
Why similar: Space Sim 37.4% ★, Space 20.9%, Trading 13.4% ★, Simulation 9.1%, Exploration 7.8%
- #11 X Rebirth
90% matchMixed44% of 7,305 reviews2013
Dev: Egosoft
Windows · Mac · Linux
Median: 3.3 hrsMean: 19.2 hrs≥1hr: 88%
In the distant future, the X universe faces a period of profound and irrevocable change. While the universe stumbles towards an uncertain future, countless adventures await as new enemies rise in search of power.
Why similar: Space 29%, Space Sim 19.9% ★, Simulation 12.9%, Sandbox 11.3%, Economy 7.5%
- #12 Endless Sky
89% 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 30.8%, Trading 18.9% ★, Space Sim 15.6% ★, Sandbox 6.9%, Economy 5.8%
- #13 X: Tension
89% matchMostly Positive77% of 135 reviews2010
Dev: Egosoft
Windows
Median: 6 minMean: 3.2 hrs≥1hr: 15%
X-Tension is the eagerly awaited expansion pack to X: Beyond the Frontier. The expansion is not limited by a linear plot line but makes use of new ways to expand your empire. You can now take part in missions that are offered to you throughout the game.
Why similar: Space Sim 27.9% ★, Space 21.1%, Economy 14.4%, Simulation 14.4%, Sandbox 13.1%
- #14 Stellar Trader
88% matchNo user reviews2026
Dev: ParaVerseLabPub: Spiral Up Games
Windows
See the galaxy through the eyes of a trader. Hundreds of years after humanity took to the stars, you're free to buy, fight, explore, and build your way to power. Shape economies, form alliances, and influence the systems that control trade, tech, and politics.
Why similar: Trading 26% ★, Space Sim 24.5% ★, Economy 16.3%, Space 14.9%, Simulation 6.5%
- #15 Capital Command
87% matchNo user reviews2026
Dev: Hellride GamesPub: Hooded Horse
Windows
Take the helm of a state-of-the-art warship as you fight epic space battles in a sandbox campaign. Upgrade and customize your ship, master the art of maneuvering, and use a blend of tactical prowess and heavy firepower to overcome deadly threats.
Why similar: Space Sim 21.2% ★, Trading 21% ★, Economy 14.3%, Space 12.6%, Sandbox 12.2%
- #16 Stardust Origins
86% matchMostly Positive73% of 22 reviews2022
Dev: Nikolaj Piet PaghPub: PetskullGames
Windows
You are a pilot, seeking revenge on your deceitful father who threw you into unknown space. Can you find your way back and get revenge? Experience a mix of 2D topdown space adventure and explore planets to discover quests, negotiate trades, mine, hunt and survive in an expanding universe.
Why similar: Trading 26.4% ★, Space Sim 23.2% ★, Space 18.1%, Simulation 6.9%, Exploration 6.4%
- #17 Cosmonautica
86% matchMixed48% of 1,184 reviews2015
Dev: Chasing Carrots
Windows
Median: 3.5 hrsMean: 5.0 hrs≥1hr: 89%
Cosmonautica is a fresh take on space trading in a procedurally generated universe, paired with quirky humor for your intergalactic enjoyment.
Why similar: Trading 26% ★, Space Sim 19.4% ★, Economy 15.6%, Space 13.2%, Sandbox 9.6%
- #18 Interstellar Transport Company
85% matchMixed67% of 408 reviews2019
Dev: MT Worlds
Windows · Mac · Linux
Median: 3.5 hrsMean: 5.9 hrs≥1hr: 77%
Build a galactic transportation empire and supply humanity with everything it needs to colonize the stars. In this sci-fi logistics simulator, grow your company from a local transport agency into an interstellar logistics behemoth! Singleplayer, vs AI, and online multiplayer.
Why similar: Trading 27.8% ★, Space 23.9%, Economy 14.7%, Space Sim 13.3% ★, Simulation 9.1%
- #19 Evochron Legacy SE
84% 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 28.1% ★, Trading 23.1% ★, Space 14.6%, Sandbox 13.5%, Exploration 8.5%
- #20 Star Life
84% matchNo user reviews2026
Dev: 21HOBNAILS
Windows
Star Life is a space sandbox RPG where you start on a planet and carve your own path. Develop skills through "learn by doing," influence dynamic economies, schedule your life with the "Life Planner," and face the challenges of space. Balance risk and survival in a universe shaped by your choices.
Why similar: Trading 20.4% ★, Economy 17.6%, Space Sim 17.4% ★, Sandbox 15.5%, Space 9.7%
- #21 Null Hørizøn
82% matchPositive100% of 15 reviews2026
Dev: HopefullyHeroic
Windows
Survive the void in Null Hørizøn. Trade, fight, and explore a retro-futuristic 3D galaxy with 2D sprites. Upgrade your ship, smuggle goods, and travel across the universe. Tactical Real-Time combat meets Grid-based exploration in this atmospheric space sim. The Null Hørizøn calls, Captain.
Why similar: Space Sim 32% ★, Sandbox 15.5%, Economy 13.1%, Space 11%, Simulation 9.8%
- #22 Wayward Terran Frontier: Zero Falls
83% matchMixed68% of 536 reviews2016
Dev: Reason Generator Inc.
Windows
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.
Why similar: Space Sim 28.5% ★, Trading 18.6% ★, Sandbox 16.6%, Space 14.2%, Simulation 6.5%
- #23 Among The Stars
82% matchNo user reviews2026
Dev: Hidden Universe Games
Windows
You find yourself in a distant galaxy full of merchants, diplomats, bandits and powerful factions. Explore unknown galaxies, trade, fight pirates or become one. Uncover mysteries and shape the universe!
Why similar: Space Sim 39% ★, Sandbox 22.4%, Exploration 14.4%, Space 7.8%, RPG 7%
- #24 Droneboi: Conquest
81% matchMostly Positive74% of 43 reviews2022
Dev: Rizen Planet Studios
Windows
Build, fly, and battle in Droneboi: Conquest - the ultimate space sandbox game! Explore Conquest, engage in combat, and upgrade your ship. Start your space journey today!
Why similar: Trading 20.8% ★, Space Sim 18.8% ★, Economy 16.4%, Sandbox 14.2%, Space 12.8%
- #25 Elite Dangerous
80% matchMostly Positive77% of 105,113 reviews2015
Dev: Frontier Developments
Windows
Median: 18.4 hrsMean: 146.5 hrs≥1hr: 89%
Take control of your own starship and blaze your trail in an ever-changing galaxy. Master the arts of combat, mining and trade or venture out into the unknown across a 1:1 scale universe.
Why similar: Space Sim 36.8% ★, Space 20.3%, Trading 11.5% ★, Exploration 8.9%, Sandbox 7.8%
- #26 Evochron Mercenary
81% 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 28.1%, Space Sim 26.5% ★, Sandbox 13.7%, Simulation 12%, Trading 11% ★
- #27 PhaigeX: Confiners
79% matchNo user reviews
Dev: Traitorean Games
Windows
Welcome aboard, Confiner! As PhaigeX Megacorp’s newest specialist, you’re tasked with curbing the AI incursion into hyperspace sectors. Choose your ship, upgrade your modules, accept commissions, and deploy adaptive strategems to fend off the relentless AI invasion.
Why similar: Twin Stick Shooter 39.1%, Space Sim 25.4% ★, Space 13.2%, Exploration 8.1%, Simulation 8.1%
- #28 EVE Online
79% matchMostly Positive74% of 38,402 reviews2010
Dev: CCP
Windows · Mac
Median: 3.0 hrsMean: 136.7 hrs≥1hr: 73%
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding space adventure. Fight, trade, build, and connect with a universe driven and shaped directly by players.
Why similar: Trading 24% ★, Space Sim 22.8% ★, Economy 12.8%, Space 12.8%, Sandbox 11%
- #29 Between the Stars
77% 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 29.3% ★, Space 26%, Sandbox 12.5%, Simulation 9.6%, RPG 8.2%
- #30 Asteroid Rodeo
78% matchNo user reviews
Dev: Buried Signal Studios
Windows · Mac · Linux
Tame spinning asteroids with harpoons and thrusters. Mine them for profit. Upgrade your ship. A physics sandbox where every rock fights back.
Why similar: Space Sim 22.2% ★, Trading 20.4% ★, Economy 16.4%, Sandbox 14.5%, Space 9.9%
- #31 Darkstar One
78% matchVery Positive83% of 609 reviews2008
Dev: Ascaron Entertainment ltd.Pub: Strategy First
Windows
Median: 1.0 hrsMean: 8.8 hrs≥1hr: 50%
Darkstar One offers a fantastic amount of freedom of choice. The story-based missions gradually lead you deeper into the galaxy to new races, new technologies and ever stronger opponents. Explore a vast array of solar systems in search of hidden artifacts of ancient races, essential objects for upgrading your ship--the Darkstar One.
Why similar: Space Sim 34.8% ★, Space 29.2%, Exploration 9.3%, Action 8.6%, Sci-fi 6.8%
- #32 Avorion
76% matchVery Positive90% of 14,288 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.6 hrsMean: 98.8 hrs≥1hr: 90%
A procedural co-op space sandbox where players can build their own space ships out of dynamically scalable blocks. Fight epic space battles, explore, mine, trade, wage wars and build your own empire to save your galaxy from being torn apart by an unknown enemy.
Why similar: Space Sim 22.2% ★, Trading 16.3% ★, Economy 13.6%, Sandbox 13.4%, Space 12.3%
- #33 Celestial Command
77% 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 30.5%, Sandbox 20.5%, Space Sim 20.4% ★, Simulation 12.8%, RPG 5.7%
- #34 Rebel Galaxy
75% 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 34.7%, Space Sim 23.2% ★, Trading 10.6% ★, Sandbox 8.2%, Sci-fi 6.3%
- #35 Barn Finders
75% matchVery Positive82% of 4,347 reviews2020
Dev: Duality Games
Windows
Median: 7.9 hrsMean: 12.0 hrs≥1hr: 86%
Search for valuable items stashed in abandoned barns. Take part in storage auctions, bid high and buy yourself a chance to find exclusive items hidden in the past.
Why similar: Trading 34.6% ★, Economy 21.8%, Sandbox 13.2%, Simulation 13%, Exploration 9.8%
- #36 Orion's End
74% matchNo user reviews
Dev: Southfog Games
Windows
Orion’s End is space trading life sim. Trading, smuggling, pirate hunting, or pirating. Be a hero or a rogue. But also be a friend - there are residents on each planet who need someone like you to talk to, help them with quests, or to just gift them with loot from your adventures.
Why similar: Trading 23.4% ★, Space Sim 20.8% ★, Space 15.4%, Sandbox 13.4%, Action RPG 10.6%
- #37 Galactic Frontier
74% matchNo user reviews
Dev: Team Teal
Windows · Mac · Linux
Galactic Frontier is a story focused Sci-Fi explorative twin stick shooter. Embark on an intergalactic adventure in the chaotic and war torn expanse of what was the Milky Way. Fight alongside rebels or repress them! Become a pirate or submit to the Machine Plague, choose your own destiny.
Why similar: Space Sim 26.9% ★, Isometric 14.7%, Economy 13.5%, Action RPG 12.6%, Space 9.7%
- #38 Space Sim Tycoon
73% match5 user reviews60% of 5 reviews2025
Dev: SuperChicken Productions LLC
Windows
Space Sim Tycoon – A sandbox transportation tycoon game where you can explore forbidden planets, gather resources, craft goods, and establish routes to manage your space empire.
Why similar: Space Sim 32.1% ★, Sandbox 20.7%, Simulation 14.3%, Space 12.2%, Trading 8.4% ★
- #39 SpaceBourne
73% 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 32.7% ★, Space 31.9%, Simulation 15.1%, RPG 11.5%, Exploration 8.9%
- #40 D.R.I.F.T.
72% match4 user reviews100% of 4 reviews2025
Dev: ResilientLogic Games
Windows
A slow, system-driven space sim about contracts, reputation, and survival through careful decision-making, not combat or heroics.
Why similar: Space Sim 29.9% ★, Trading 24.2% ★, Economy 12.8%, Space 9.6%, Sandbox 9.4%
- #41 Galactic Merchant
73% matchNo user reviews
Dev: Sophism Games
Windows
Galactic Merchant is sci-fi business simulator (a.k.a space tycoon game). Starting from single ship startup you can grow it to intergalactic monopoly. To do so, you could trade, mine, produce goods, smuggle, rob, give bribes, engage in politics, save planets and use many other options.
Why similar: Trading 33.6% ★, Space Sim 22.8% ★, Economy 18.1%, Space 16.4%, Simulation 5.5%
- #42 Interstellar Pilot 2
72% matchVery Positive92% of 153 reviews2023
Dev: Pixelfactor Ltd.
Windows
The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind. Play how you like in this open world space-sim developed by Pixelfactor.
Why similar: Space Sim 33.9% ★, Sandbox 22.4%, Space 14.9%, Simulation 14.4%, Action 9.5%
- #43 Voidless
71% matchNo user reviews
Dev: Retnuh Studio
Windows
Voidless is a sci-fi space survival sandbox set in the near future within a realistic scale solar system. In first or third person, players can explore planets and asteroids, collect resources, and craft items. As well as building bases and ships, all with physics based flight and combat.
Why similar: Space Sim 28.9% ★, Sandbox 16.9%, Space 16.4%, Economy 14.2%, Exploration 9.5%
- #44 Deepspace Emporium
71% matchNo user reviews2026
Dev: Questing Goose Studio
Windows
Deepspace Emporium is a gritty shopkeeping sim set in the depths of a sprawling space station. As a former scavenger turned merchant, you trade in goods of varying legality—all while facing rising rent. Navigate a divided society, balance faction demands, and dodge authorities as you try to survive.
Why similar: Trading 30.8% ★, Space Sim 21.7% ★, Space 17.2%, Economy 8.7%, Simulation 6.9%
- #45 Prosperous Universe
70% matchMostly Positive74% of 1,030 reviews2022
Dev: simulogics
Windows
In Prosperous Universe start your galactic empire by trading on the real-time market exchange with other real players. Build your 1st base from humble beginnings & watch as your business flourishes with complex supply chain strategies. Economics, politics & realism fuel this immersive business MMO.
Why similar: Trading 23.3% ★, Space Sim 18.2% ★, Economy 17.6%, Sandbox 13.3%, Space 11.7%
- #46 Starminer
70% matchNo user reviews
Dev: CoolAndGoodGames
Windows
Design and build an interstellar mining fleet to strip space of its invaluable minerals, and sell them for a tidy profit. But beware. Your greed will attract the alien. Use warships and defense platforms to protect your fleet at all costs - in real space, in real time.
Why similar: Trading 22.3% ★, Space Sim 22% ★, Economy 15.7%, Sandbox 13.7%, Space 11.8%
- #47 Interstellar Inn
69% matchNo user reviews
Dev: Kunaya
Windows
Interstellar Inn is a 2D hotel building and management sim in space.
Why similar: Sandbox 24.7%, Economy 24.5%, Space Sim 22.2% ★, Space 16.6%, Simulation 8.8%
- #48 Beltlife: Prospector
68% match2 user reviews100% of 2 reviews2026
Dev: JMGffs LLC
Windows
Beltlife: Prospector is a GUI-based "hard" sci-fi business/work sim with economy simulation and RPG elements. Your focus is on maintaining your ship's systems and your health while prospecting for asteroid claims to auction on simulated markets.
Why similar: Economy 26.4%, Space 23.4%, Space Sim 21.1% ★, Simulation 12.1%, Inventory Management 8.9%
- #49 Kinetic Void
71% 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 38.6%, Sandbox 21.4%, Space Sim 14.2% ★, Simulation 13.4%, Sci-fi 6.1%
- #50 Star Horizon
70% matchMixed60% of 150 reviews2015
Dev: Orbital Knight
Windows · Mac · Linux
Median: 3.6 hrsMean: 3.9 hrs≥1hr: 93%
Experience fast action, thrilling levels, spectacular explosions and lots of pew-pew-pew. Star Horizon is a reboot for the on-rails space shooter genre.
Why similar: Space 24.5%, Space Sim 24.2% ★, Sandbox 13.3%, Simulation 10.9%, Exploration 7.9%
- #51 Verse Project
69% matchNo user reviews
Dev: Synthes Games
Windows
In this multiplayer game you have to explore the Solar System in real scale. Control spaceships of the near future, explore planets, moons and asteroids, mine resources, fight for space domination and build the future of the universe.
Why similar: Space Sim 24.9% ★, Trading 21.8% ★, Sandbox 15.4%, Space 15.1%, Exploration 8.3%
- #52 Hired Stars
67% match1 user reviews0% of 1 reviews2026
Dev: Mark Kaps
Windows
HIRED STARS is an isometric single player RTS game in an open, randomly generated sandbox universe. You take control of a small mercenary force. Plunder trade routes, attack pirates, fight the Empire or follow the story. Conquer or buy new ships and equipment. Recruit new captains and level them.
Why similar: Space Sim 26.2% ★, Trading 20.4% ★, Sandbox 14.1%, Isometric 13.7%, Space 8.6%
- #53 Transcendence
69% 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 21.5% ★, Trading 20.6% ★, Space 19.6%, Action RPG 14.6%, Exploration 10.7%
- #54 Rodina
68% matchVery Positive93% of 1,329 reviews2014
Dev: Elliptic Games
Windows
Median: 2.8 hrsMean: 6.4 hrs≥1hr: 71%
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!
Why similar: Space 32.1%, Space Sim 19.5% ★, Sandbox 19%, Exploration 16.1%, Sci-fi 5.8%
- #55 REDVERY SPACE™
68% matchNo user reviews
Dev: REDVERY e.K.
Windows · Mac · Linux
Single-player, first-person spaceflight sim. Fly a fast, agile ship through dense asteroid fields. Scan anomalies and sell scientific data at Science Labs—just don’t crash: you’ll lose it. Hack probes and satellites to access hidden secrets, then jump through unstable wormholes before they collapse.
Why similar: Space Sim 28.1% ★, Trading 22.6% ★, Space 15.5%, Sandbox 15.1%, Exploration 8.8%
- #56 Star Spectre
67% matchNo user reviews
Dev: Skulbowl Studio
Windows
Star Spectre is a single player space combat game with tons of exploration and numerous RPG elements. You will be free to explore and trade, as well as fight in a vast galaxy.
Why similar: Trading 27.1% ★, Space Sim 24.5% ★, Space 14.6%, Action RPG 10.6%, Exploration 9.2%
- #57 Galactic Pit Stop Simulator
67% matchNo user reviews
Dev: Denzee Games
Windows
Galactic Pit Stop Simulator is a cooperative space management game for 1–4 players. Run a fuel station in deep space, trade goods in your market and hangar, and refuel incoming ships while working together to keep the station thriving.
Why similar: Space Sim 37.8% ★, Economy 22.2%, Simulation 14.6%, Space 12.9%, Trading 8.6% ★
- #58 Veliri: Planet of Machines
67% matchNo user reviews
Dev: Otocolobus studio
Windows
A hardcore 2D MMO sandbox where survival depends on your skill in trade and combat. A world with a living economy and full loot that functions even when playing solo. Become a trade magnate, pirate, mercenary, or ruins explorer in this post-apocalyptic machine-world simulator.
Why similar: Space Sim 26.2% ★, Trading 23.9% ★, Economy 17%, Sandbox 16.7%, Simulation 6.7%
- #59 Astrox Imperium
66% 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 33.3% ★, Space 32.1%, Sandbox 19.3%, Simulation 10.7%, Sci-fi 3.7%