- #1 Rebel Galaxy Outlaw
97% matchMixed63% of 1,188 reviews2020
Dev: Double Damage Games
Windows
Median: 42 minMean: 9.0 hrs≥1hr: 43%
Out of cash, out of luck, out on the fringe. Juno Markev has a killer to tail, a debt to pay, and more trouble headed her way. Rebel Galaxy Outlaw takes place in a greasy, blue-collar world of outlaws, truckers, cops and thieves.
Why similar: Space Sim 30%, Space 20.8%, Open World 17.5%, Sci-fi 13.4%, RPG 6.5%
Why You'll Like It: As a direct prequel, it captures the exact same swashbuckling spirit and gritty sci-fi atmosphere as the original.
- #2 Endless Sky
96% matchVery Positive92% of 7,090 reviews2015
Dev: Michael Zahniser
Windows · Mac · Linux
Median: 1.0 hrsMean: 13.7 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 49.4%, Open World 12.6%, Space Sim 10.8%, Sci-fi 8.8%, Trading 5.1%
Why You'll Like It: This game perfectly mirrors the open-world trading, exploration, and combat loop that makes Rebel Galaxy so addictive.
- #3 EVERSPACE™ 2
95% matchVery Positive86% of 12,991 reviews2023
Dev: ROCKFISH Games
Windows · Mac
Median: 7.6 hrsMean: 29.4 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 44.4%, Open World 18.9%, Sci-fi 11.6%, RPG 6.2%, Adventure 3.6%
Why You'll Like It: It provides a polished, modern take on space action with a strong emphasis on loot, exploration, and fast-paced combat.
- #4 Void Destroyer 2
96% matchVery Positive80% of 674 reviews2020
Dev: Iteration 11
Windows
Median: 2.8 hrsMean: 15.3 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 28%, Space Sim 24.2%, Open World 14.8%, Sci-fi 10.1%, Trading 7.9%
Why You'll Like It: It shares a very similar focus on large-scale space combat and ship-to-ship action that feels like a spiritual cousin to Rebel Galaxy.
- #5 Starpoint Gemini Warlords
94% matchMostly Positive73% of 3,595 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 10.8 hrs≥1hr: 87%
Strategy from the front lines! Starpoint Gemini Warlords combines 3rd person capital spaceship combat with 4X strategy and RPG gameplay elements. Build mighty war fleets and send them into battle or lead them into combat yourself. Become the Warlord and conquer the Gemini system!
Why similar: Space 35.1%, Space Sim 20.7%, Open World 14.3%, Sci-fi 10.6%, RPG 6.1%
Why You'll Like It: It combines RPG elements with large-scale fleet command and exploration, mirroring the scale of Rebel Galaxy's capital ship combat.
- #6 Star Valor
93% matchVery Positive89% of 3,421 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 29.0 hrs≥1hr: 79%
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 37.5%, Open World 15.5%, Space Sim 14.4%, Sci-fi 11.7%, Sandbox 7.4%
Why You'll Like It: This sandbox RPG offers deep ship customization and a sense of freedom that aligns well with the exploration aspects of Rebel Galaxy.
- #7 Starpoint Gemini 2
94% matchMixed70% of 4,118 reviews2014
Dev: Little Green Men Games
Windows
Median: 3.0 hrsMean: 5.4 hrs≥1hr: 88%
Captain your own space ship and roam the galaxy in 3D in this tactical space simulator with tons of RPG depth ! Space has never looked so inviting - but images can betray...It has been two years since the end of the second Gemini war, the situation in the wartorn system is further from resolution than ever.
Why similar: Space 45%, Space Sim 16%, Open World 10.6%, Sci-fi 8.1%, Trading 6.3%
Why You'll Like It: This title offers a similar blend of space simulation and RPG progression, focusing on exploration and ship customization.
- #8 Space Rangers HD: A War Apart
91% matchVery Positive94% of 7,267 reviews2013
Dev: SNK GamesPub: Fulqrum Publishing
Windows
Median: 3.9 hrsMean: 28.1 hrs≥1hr: 89%
Space adventure, open world RPG, strategy, arcade, quest and more!
Why similar: Space 59.1%, Open World 10.9%, RPG 8.9%, Sci-fi 8.1%, Adventure 3.1%
Why You'll Like It: It captures the adventurous, multi-faceted nature of space life, blending RPG, strategy, and arcade combat seamlessly.
- #9 Avorion
91% matchVery Positive90% of 14,549 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.8 hrsMean: 99.5 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 30.6%, Space Sim 23.7%, Open World 14%, Sci-fi 10.3%, Trading 6.8%
Why You'll Like It: This sandbox title allows for extensive ship building and exploration, capturing the 'build your own destiny' feel of the genre.
- #10 Darkstar One
92% matchVery Positive84% of 625 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 43.3%, Space Sim 22.1%, Sci-fi 11.9%, Open World 10.4%, RPG 3.8%
Why You'll Like It: A classic space adventure that emphasizes narrative and ship upgrades in a way that feels very familiar to Rebel Galaxy fans.
- #11 Starcom: Unknown Space
89% matchVery Positive92% of 4,461 reviews2024
Dev: Wx3 Labs, LLC
Windows
Median: 8.3 hrsMean: 16.8 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 41.9%, Space Sim 20.6%, Open World 14.9%, Sci-fi 9.2%, RPG 4.7%
Why You'll Like It: This title emphasizes the joy of discovery and exploration in a mysterious universe, much like the discovery aspect of Rebel Galaxy.
- #12 Elite Dangerous
90% matchMostly Positive77% of 107,282 reviews2015
Dev: Frontier Developments
Windows
Median: 18.2 hrsMean: 148.6 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 34.5%, Space Sim 26.9%, Open World 14.2%, Sci-fi 9.2%, Trading 3.3%
Why You'll Like It: It offers the most immersive and expansive galaxy to explore, catering to those who want a truly massive space simulation.
- #13 EVERSPACE™
89% matchMostly Positive78% of 11,462 reviews2017
Dev: ROCKFISH Games
Windows · Mac · Linux
Median: 2.8 hrsMean: 9.9 hrs≥1hr: 75%
EVERSPACE™ combines fast-paced combat with roguelike elements, great visuals and a captivating story. It takes you on a challenging journey through an ever-changing, beautifully crafted universe full of surprises. Shoot, craft and loot your way to victory while the odds are stacked against you.
Why similar: Space 56.7%, Space Sim 19.5%, Sci-fi 11.3%, Great Soundtrack 4.4%, Action 3.6%
Why You'll Like It: While a roguelike, its fast-paced combat and stunning visuals provide a similar adrenaline rush to the combat in Rebel Galaxy.
- #14 X4: Foundations
88% matchMostly Positive80% of 30,013 reviews2018
Dev: Egosoft
Windows · Linux
Median: 5.0 hrsMean: 95.3 hrs≥1hr: 80%
Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.
Why similar: Space 32.1%, Space Sim 21.1%, Open World 13.3%, Sci-fi 10.3%, Trading 8.3%
Why You'll Like It: While more complex, it offers the ultimate open-world space experience for players looking to expand their trading and combat empire.
- #15 Starcom: Nexus
86% matchVery Positive90% of 2,315 reviews2019
Dev: Wx3 Labs, LLC
Windows · Linux
Median: 3.8 hrsMean: 13.5 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 47.9%, Space Sim 14.5%, Sci-fi 12.2%, Open World 10.7%, RPG 6.1%
Why You'll Like It: It focuses on exploration and RPG-lite mechanics, rewarding players for venturing into the unknown.
- #16 Chorus
86% matchVery Positive82% of 4,658 reviews2021
Dev: Deep Silver FishlabsPub: Deep Silver
Windows
Median: 3.1 hrsMean: 9.6 hrs≥1hr: 68%
Take control of Nara on a quest to destroy the dark cult that created her. Unlock devastating weapons & mind-bending abilities in an evolution of the space-combat shooter. Along with Forsaken, her sentient starfighter, explore ancient temples, engage in zero-g combat & venture beyond waking reality.
Why similar: Space 39.7%, Space Sim 15.4%, Sci-fi 11.9%, Adventure 9.4%, Action 8.4%
Why You'll Like It: For those who enjoy the action-heavy combat of Rebel Galaxy, this game offers intense, high-speed dogfighting in a sci-fi setting.
- #17 Subdivision Infinity DX
87% matchMostly Positive75% of 105 reviews2019
Dev: MistFly GamesPub: Crescent Moon Games
Windows
Subdivision Infinity is an immersive and pulse pounding sci-fi space shooter featuring stunning graphics and tight spaceship game play. Hunt down and destroy enemy spacecraft, crush capital ships, mine asteroids for rare minerals, and find blueprints to craft amazing new vessels!
Why similar: Space 37%, Space Sim 23.3%, Sci-fi 12.6%, Great Soundtrack 8%, Open World 6.7%
Why You'll Like It: It provides a straightforward, arcade-style space combat experience that is easy to pick up and enjoy.
- #18 Space Pirates and Zombies
85% matchVery Positive91% of 3,164 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 59%, Sci-fi 12.7%, Open World 10.4%, RPG 5.7%, Action 3.1%
Why You'll Like It: This top-down action game features similar ship-building and tactical combat elements in a dangerous space environment.
- #19 3030 Deathwar Redux - A Space Odyssey
84% matchVery Positive94% of 1,166 reviews2017
Dev: Bird in SkyPub: Crunchy Leaf Games
Windows
Median: 7.5 hrsMean: 8.2 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 35.9%, Space Sim 13.4%, Open World 12%, Sci-fi 9.4%, Great Soundtrack 9%
Why You'll Like It: This game blends adventure and trading with a retro charm that captures the spirit of classic space exploration games.
- #20 Space Pirates And Zombies 2
83% matchMostly Positive79% of 2,842 reviews2017
Dev: MinMax Games Ltd.
Windows · Mac · Linux
Median: 4.5 hrsMean: 13.4 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 52.5%, Open World 13.6%, Sci-fi 7.7%, RPG 6.2%, Space Sim 4.5%
Why You'll Like It: It expands on the original with more strategic depth and persistent world elements that feel rewarding to explore.
- #21 Strike Suit Zero: Director's Cut
84% matchVery Positive82% of 391 reviews2014
Dev: Born Ready Games
Windows
Median: 2.5 hrsMean: 4.2 hrs≥1hr: 85%
The Director's Cut of Strike Suit Zero delivers the ultimate version with a graphical overhaul, restructured campaign and all its DLC. Pilot the mecha Strike Suit across massive fleet battles where your dogfighting skills will decide Earth's fate.
Why similar: Space 53.5%, Space Sim 14.1%, Sci-fi 14%, Great Soundtrack 10.3%, Action 4.6%
Why You'll Like It: This game focuses on high-intensity space combat and cinematic action, perfect for players who loved the combat encounters in Rebel Galaxy.
- #22 Reassembly
82% matchVery Positive94% of 4,094 reviews2015
Dev: Anisoptera GamesPub: Indie Voyage
Windows · Mac · Linux
Median: 5.0 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 56.2%, Sandbox 10.3%, Open World 9.6%, Sci-fi 7%, Great Soundtrack 7%
Why You'll Like It: This sandbox game focuses on building unique ships and testing them in combat, offering a creative twist on space action.
- #23 X3: Terran Conflict
82% matchVery Positive85% of 2,864 reviews2008
Dev: Egosoft
Windows · Mac · Linux
Median: 1.1 hrsMean: 31.9 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 47.4%, Space Sim 15.1%, Open World 8.6%, Sci-fi 8.5%, Trading 5.6%
Why You'll Like It: A classic space simulation that provides a massive sandbox for trading, fighting, and building a fleet.
- #24 Astrox Imperium
81% matchVery Positive84% of 1,249 reviews2019
Dev: Jace Masula
Windows
Median: 4.1 hrsMean: 16.2 hrs≥1hr: 66%
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 47.8%, Space Sim 20.7%, Open World 11.7%, Sci-fi 6.5%, Sandbox 5.4%
Why You'll Like It: This simulation-heavy title offers deep progression and mining mechanics for players who enjoy the economic side of space games.
- #25 Between the Stars
77% matchMostly Positive74% of 2,495 reviews2024
Dev: Isolated Games
Windows
Median: 2.5 hrsMean: 6.6 hrs≥1hr: 70%
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 40.8%, Space Sim 19.9%, Sci-fi 8.6%, RPG 7.5%, Open World 6.5%
- #26 Evochron Mercenary
81% matchMostly Positive77% of 435 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 45.9%, Space Sim 18.7%, Open World 10.9%, Sci-fi 9.4%, Simulation 4.8%
Why You'll Like It: A more hardcore simulation that provides immense freedom for players who want to master every aspect of their ship.
- #27 VoidExpanse
80% matchMostly Positive71% of 768 reviews2015
Dev: AtomicTorch Studio
Windows · Mac · Linux
Median: 3.9 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 50.6%, Open World 15.8%, Sci-fi 11.6%, RPG 7.6%, Sandbox 5.7%
Why You'll Like It: A space RPG that offers a vast open world to explore, trade, and fight in, mirroring the core loop of Rebel Galaxy.
- #28 Battlevoid: Harbinger
79% matchMostly Positive79% of 1,061 reviews2016
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 1.8 hrsMean: 11.1 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 69.6%, Sci-fi 8.9%, Open World 7.4%, Simulation 5.7%, Action 3.1%
Why You'll Like It: A strategy-focused space game that captures the tension of managing a ship in hostile territory.
- #29 SpaceBourne 2
73% matchMostly Positive76% of 5,149 reviews2025
Dev: Burak Dabak
Windows
Median: 2.5 hrsMean: 11.2 hrs≥1hr: 71%
Embark on a journey to greatness. Get ready for adrenaline-fueled battles and a chance to claim your place in the galaxy. Grab the controls of your ship, gear up for the fight, and unleash your ambition to conquer and build a new empire in the vastness of space.
Why similar: Space 34.2%, Space Sim 33.6%, Open World 18.4%, RPG 9.2%, Third Person 3.9%
- #30 X3: Reunion
79% matchMostly Positive72% of 739 reviews2006
Dev: Egosoft
Windows · Mac · Linux
Median: 36 minMean: 8.7 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 45.7%, Space Sim 20.5%, Sci-fi 9.6%, Open World 8.1%, Sandbox 5%
Why You'll Like It: It remains a staple of the genre for its deep economic simulation and expansive universe.
- #31 StarMade
78% matchMixed68% of 2,991 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 46.7%, Open World 15.5%, Space Sim 9.4%, Sci-fi 9.3%, Sandbox 8.3%
Why You'll Like It: A voxel-based space sandbox that allows for incredible ship construction and exploration in a massive universe.
- #32 Star Conflict
78% matchMostly Positive73% of 15,224 reviews2013
Dev: Star Gem Inc.Pub: Gaijin Network Ltd
Windows · Mac · Linux
Median: 2.0 hrsMean: 34.7 hrs≥1hr: 62%
Star Conflict is an action-packed, massively multiplayer space simulation game that puts players in the role of elite pilots engaging in a widespread interplanetary skirmish. The whole world for PVP and PVE!
Why similar: Space Sim 29.6%, Open World 18.4%, Sci-fi 14.1%, Trading 12%, Sandbox 7.7%
Why You'll Like It: This multiplayer-focused title offers fast-paced space combat that is great for quick, action-packed sessions.
- #33 Homeworld Remastered Collection
76% matchVery Positive88% of 14,154 reviews2015
Dev: Gearbox SoftwarePub: Gearbox Publishing
Windows · Mac
Median: 4.7 hrsMean: 34.6 hrs≥1hr: 85%
Experience the epic space strategy games that redefined the RTS genre. Control your fleet and build an armada across more than 30 single-player missions. Choose unit types, fleet formations and flight tactics for each strategic situation.
Why similar: Space 61.9%, Great Soundtrack 16.9%, Sci-fi 14.9%, Simulation 1.7%, Strategy 1.7%
- #34 SpaceBourne
75% matchMostly Positive76% of 815 reviews2020
Dev: Burak Dabak
Windows
Median: 2.2 hrsMean: 9.7 hrs≥1hr: 60%
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 54.4%, Space Sim 23.9%, RPG 11.4%, Simulation 6.3%, Indie 2%
- #35 Transcendence
76% matchVery Positive89% of 227 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 38.1%, Space Sim 17.8%, Open World 14.8%, Sci-fi 10.9%, Trading 6.7%
- #36 X Rebirth
77% matchMixed44% of 7,316 reviews2013
Dev: Egosoft
Windows · Mac · Linux
Median: 3.3 hrsMean: 19.0 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 50.1%, Space Sim 14.9%, Sci-fi 12.4%, Open World 6.3%, Simulation 5.4%
- #37 Star Traders: Frontiers
73% matchVery Positive83% of 3,805 reviews2018
Dev: Trese Brothers
Windows · Mac · Linux
Median: 3.4 hrsMean: 24.8 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 24.2%, Space Sim 22.3%, Sci-fi 15%, Open World 11.7%, Trading 10.3%
- #38 Celestial Command
75% matchMixed62% of 704 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 48.7%, Space Sim 13.8%, Sci-fi 8.9%, Sandbox 6.3%, RPG 5.2%
- #39 Wayward Terran Frontier: Zero Falls
74% matchMixed67% of 542 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 26.8%, Space Sim 23.1%, Open World 15%, Sci-fi 8.5%, Sandbox 6.1%
- #40 Objects in Space
74% matchMixed52% of 621 reviews2019
Dev: Flat Earth GamesPub: 505 Games
Windows · Mac · Linux
Median: 2.2 hrsMean: 6.6 hrs≥1hr: 70%
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 42.7%, Space Sim 16.8%, RPG 9.7%, Sci-fi 6.4%, Simulation 6.3%
- #41 Destination Sol
72% 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 55.2%, Open World 21%, RPG 11.7%, Action 4.2%, Sci-fi 4%
- #42 Hardspace: Shipbreaker
67% matchVery Positive89% of 22,322 reviews2022
Dev: Blackbird Interactive
Windows
Median: 4.7 hrsMean: 24.1 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 45.5%, Space Sim 16.8%, Sci-fi 15.6%, Sandbox 6.3%, Open World 4.4%
- #43 Interstellar Rift
70% matchMixed68% of 1,666 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 33.1 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 26.3%, Space Sim 24.4%, Open World 14.8%, Sci-fi 9.2%, Trading 8.4%
- #44 Evochron Legacy SE
71% matchVery Positive83% of 445 reviews2016
Dev: StarWraith 3D Games LLC
Windows
Median: 1.6 hrsMean: 6.8 hrs≥1hr: 62%
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 30.1%, Space Sim 25.1%, Open World 12.6%, Sci-fi 9.7%, Trading 8.1%
- #45 Stellar Wanderer DX
66% matchMostly Positive73% of 64 reviews2026
Dev: Dream Builder StudiosPub: Leoful
Windows
Fight, trade, mine, and explore the galaxy in this old-school space combat simulator. You are a freelance pilot who survived an assassination attempt. Travel the open world, chase bounties, get new ships, upgrade your gear, and, why not, maybe even save humankind!
Why similar: Space 28.3%, Space Sim 22.8%, Open World 12%, Sci-fi 10.8%, Trading 9.3%
- #46 Empyrion - Galactic Survival
68% matchMostly Positive78% of 34,392 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 35.1%, Space Sim 23%, Open World 15.9%, Sci-fi 10.8%, Sandbox 6.1%
- #47 EVE Online
71% matchMostly Positive73% of 39,351 reviews2010
Dev: Fenris Creations
Windows · Mac
Median: 3.0 hrsMean: 138.6 hrs≥1hr: 72%
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: Space 29.4%, Space Sim 22.4%, Open World 13.9%, Trading 9.2%, Sci-fi 8.7%
- #48 Galaxy on Fire 2™ Full HD
71% matchMostly Positive77% of 2,253 reviews2012
Dev: Fishlabs Entertainment GmbHPub: bitComposer Games
Windows
Median: 48 minMean: 8.9 hrs≥1hr: 46%
A hyperdrive malfunction sends Keith T. Maxwell tumbling through space and time to fight for his life against a mysterious alien armada that is wreaking havoc.
Why similar: Space 43.1%, Space Sim 27.8%, Sci-fi 10.2%, Third Person 3.1%, Exploration 3%
- #49 House of the Dying Sun
69% matchVery Positive90% of 2,044 reviews2016
Dev: Marauder Interactive, LLC
Windows
Median: 1.0 hrsMean: 2.6 hrs≥1hr: 50%
House of the Dying Sun is a tactical space shooter that puts you in the cockpit of the universe's most terrifying starfighter. Hunt the enemies of the Empire and bring ruin to their people.
Why similar: Space 42.8%, Space Sim 30.8%, Sci-fi 8.5%, Great Soundtrack 5.9%, Simulation 4.6%
- #50 Drifter
72% 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 37.3%, Space Sim 14.3%, Open World 11.8%, Sandbox 6.7%, Sci-fi 6.5%
- #51 Space Haven
61% matchVery Positive86% of 11,081 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 20.9 hrs≥1hr: 71%
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 34.3%, Space Sim 22.2%, Open World 13.8%, Sci-fi 11.7%, Sandbox 6.7%
- #52 Rodina
69% matchVery Positive93% of 1,333 reviews2014
Dev: Elliptic Games
Windows
Median: 2.9 hrsMean: 6.4 hrs≥1hr: 72%
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 42.3%, Open World 15.4%, Space Sim 11.1%, Sci-fi 9%, Great Soundtrack 8.1%
- #53 Void Destroyer
70% matchMixed59% of 352 reviews2015
Dev: Iteration 11
Windows
Median: 18 minMean: 3.5 hrs≥1hr: 30%
Combining the best of space combat and real time strategy. Victory can be tactical, a dogfight or capital ship slugging match - depending on how you decide to achieve it. Space combat on a RTS scale with space sim savagery.
Why similar: Space 53%, Space Sim 14.9%, Sci-fi 13.3%, Simulation 6.9%, Action 4.3%
- #54 Starpoint Gemini 3
68% matchMixed50% of 875 reviews2020
Dev: Little Green Men Games
Windows
Median: 3.2 hrsMean: 5.0 hrs≥1hr: 88%
Fight, loot, explore and craft in the living open world of Starpoint Gemini 3. Assemble your trusty ship and boost your RPG skills to face all challenges.
Why similar: Space 32.8%, Space Sim 23.3%, Open World 13.1%, Sci-fi 10.8%, RPG 6.1%
- #55 Star Nomad 2
68% 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 42.4%, Open World 12.6%, Space Sim 11.6%, Sci-fi 10.1%, RPG 9.8%
- #56 Silent Sector
66% matchVery Positive85% of 148 reviews2021
Dev: Rake in Grass
Windows
Oldschool action open-world sci-fi with a unique storyline, frenetic battles, crude humor, loose morals and cows.
Why similar: Space 30.9%, Space Sim 21.2%, Open World 14.1%, Sci-fi 12.2%, RPG 6.4%
- #57 Vanguard Galaxy
60% matchVery Positive91% of 543 reviews2025
Dev: Bat Roost Games
Windows
A relaxing game about space exploration that can be played full screen or at the bottom of your screen. Trade, fight, mine and salvage your way through a procedurally generated galaxy. Let the game idle while your autopilot handles business and builds your fortune.
Why similar: Space 38.5%, Space Sim 27.1%, Sci-fi 13.1%, Trading 10.6%, Sandbox 7.7%
- #58 Jumpdrive
69% matchMostly Negative39% of 164 reviews2018
Dev: Meteoric Games
Windows
Jumpdrive is a sandbox space sim set in an alternative future heavily inspired by classic 80s sci-fi. Fight, trade and explore in a massive procedurally generated galaxy of millions of planets and stars. Amass money and power and upgrade and purchase new ships.
Why similar: Space 62.2%, Open World 17.6%, Simulation 7.9%, Adventure 4.7%, Action 4.7%
- #59 Ring Runner: Flight of the Sages
67% matchVery Positive83% of 823 reviews2013
Dev: Triple.B.Titles
Windows
Median: 2.1 hrsMean: 5.1 hrs≥1hr: 75%
Ring Runner combines the fast-paced action of space combat with the rich story and skill variety of an RPG.Trek across the universe in a 30 hour long story-driven campaign based on a companion Sci Fi novel, or challenge 6 scenarios alone, cooperatively, or competitively through local or online multiplayer.
Why similar: Space 47.3%, Sci-fi 16.4%, RPG 14%, Great Soundtrack 12.8%, Action 6%