- #1 Starcom: Nexus
97% 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 40.3%, Space Sim 21.6% ★, Sci-fi 13.1%, Open World 7.9%, Exploration 6%
Why You'll Like It: It captures the sense of wonder and exploration while offering a rewarding RPG-lite progression system.
- #2 Rebel Galaxy
96% 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 43.5%, Space Sim 22.1% ★, Sci-fi 11.9%, Open World 10.3%, RPG 3.8%
Why You'll Like It: The arcade-style combat and space-opera atmosphere mirror the accessible, action-heavy feel of the seed game.
- #3 EVERSPACE™ 2
96% 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 41%, Open World 15.6%, Sci-fi 13.8%, Exploration 8.9%, Action 8.2%
Why You'll Like It: This is the modern spiritual successor to the arcade-RPG space combat loop found in Darkstar One.
- #4 Star Valor
95% 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 47.2%, Open World 14.1%, Sci-fi 14.1%, Action 9%, Exploration 8.1%
Why You'll Like It: It offers a deep sandbox experience with excellent ship customization and RPG elements that feel very familiar.
- #5 Elite Dangerous
94% 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 38.8% ★, Space 28.2%, Open World 10.3%, Sci-fi 9.7%, Exploration 4.9%
Why You'll Like It: It provides the definitive open-world exploration experience, allowing players to carve their own path in a massive, realistic galaxy.
- #6 SpaceBourne 2
93% matchMostly Positive77% of 4,992 reviews2025
Dev: Burak Dabak
Windows
Median: 2.4 hrsMean: 10.9 hrs≥1hr: 70%
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 Sim 50.1% ★, Space 28.8%, Open World 13.7%, RPG 7.4%
Why You'll Like It: This title expands on the space-sim hybrid formula by adding significant RPG depth and a vast, player-driven galaxy.
- #7 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: Space Sim 38.7% ★, Space 27.3%, Sci-fi 9.1%, Open World 8.1%, Exploration 6.6%
Why You'll Like It: While more complex, it offers the ultimate open-world space simulation experience for players who want to dive deeper into trading and fleet management.
- #8 Starpoint Gemini Warlords
92% matchMostly Positive73% of 3,569 reviews2017
Dev: Little Green Men Games
Windows
Median: 4.1 hrsMean: 11.0 hrs≥1hr: 88%
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 Sim 33% ★, Space 31.9%, Sci-fi 12.3%, Open World 11.5%, Simulation 5.3%
Why You'll Like It: It successfully blends tactical ship combat with RPG character progression and faction management.
- #9 Starcom: Unknown Space
90% 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 34.1%, Space Sim 30.4% ★, Open World 10.8%, Sci-fi 9.8%, Exploration 6.4%
Why You'll Like It: It refines the exploration and discovery mechanics of its predecessor, making it a great choice for fans of the genre.
- #10 Chorus
91% matchVery Positive83% of 4,444 reviews2021
Dev: Deep Silver FishlabsPub: Deep Silver
Windows
Median: 3.4 hrsMean: 9.8 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 33.3%, Action 23.2%, Space Sim 22.8% ★, Sci-fi 13%, Open World 5.8%
Why You'll Like It: The focus on fast-paced, arcade-style dogfighting and a strong narrative makes it a perfect match for fans of the combat in Darkstar One.
- #11 Subdivision Infinity DX
91% 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 Sim 34% ★, Space 29.7%, Sci-fi 12.9%, Action 11.1%, Exploration 5.1%
Why You'll Like It: This game provides a streamlined, mission-based space combat experience that feels very similar to the core loops of the seed game.
- #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 46.7%, Space Sim 17.9% ★, Sci-fi 10.6%, Open World 10.6%, Simulation 3.8%
Why You'll Like It: This classic-style space sim offers a massive, open-ended universe with a strong focus on trading and ship upgrades.
- #13 VoidExpanse
89% 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 50.7%, Sci-fi 14.9%, Open World 14%, Action 7.7%, RPG 7.2%
Why You'll Like It: Its top-down perspective hides a surprisingly deep RPG and exploration system that mirrors the progression of the seed game.
- #14 X3: Reunion
88% 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 40.1%, Space Sim 32.1% ★, Sci-fi 10.9%, Open World 6.3%, Simulation 6.2%
Why You'll Like It: A cornerstone of the space-sim genre that offers deep economic and combat systems for those who enjoy the simulation aspects of the seed game.
- #15 Between the Stars
85% 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 34.6%, Space Sim 29.6% ★, Sci-fi 9.4%, Action 7.2%, RPG 6%
Why You'll Like It: It balances action-packed space combat with RPG elements and a branching narrative structure.
- #16 Project Freedom
87% matchVery Positive82% of 208 reviews2009
Dev: City InteractivePub: CI Games
Windows
Median: 24 minMean: 6.0 hrs≥1hr: 30%
Get your dream job with a company called Project Freedom. Become a space pilot and serve for the corporation. You're going to get all the excitement and adventure you've ever wanted. Perhaps even more... 21 missions in the campaign Outstanding 3D graphics and special effects Original storyline with unexpected turns and surprises A...
Why similar: Space 42.3%, Action 24.7%, Simulation 19.5%, Sci-fi 13.6%
Why You'll Like It: A classic arcade space shooter that shares the same mission-based structure and sci-fi aesthetic as Darkstar One.
- #17 SpaceBourne
86% 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 43.4%, Space Sim 33.7% ★, Simulation 9.5%, RPG 8.6%, Exploration 4.8%
Why You'll Like It: The original entry provides a solid foundation of RPG-driven space combat and exploration.
- #18 Evochron Mercenary
86% 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 39.7%, Space Sim 28.5% ★, Sci-fi 10.4%, Open World 8.4%, Simulation 7.9%
Why You'll Like It: This title offers a high degree of freedom and a focus on realistic flight mechanics for players who want a more immersive simulation.
- #19 3030 Deathwar Redux - A Space Odyssey
84% 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 34.7%, Space Sim 22.9% ★, Sci-fi 11.7%, Open World 10.3%, Action 7.7%
Why You'll Like It: It combines exploration, trading, and arcade combat in a charming, retro-inspired package.
- #20 Starlink: Battle for Atlas
84% matchMixed65% of 297 reviews2019
Dev: Ubisoft TorontoPub: Ubisoft
Windows
Median: 2.2 hrsMean: 9.3 hrs≥1hr: 65%
Lead a group of interstellar pilots dedicated to free the Atlas Star System from Grax and the Forgotten Legion. Start your adventure with the full original Starlink: Battle for Atlas™ Initiative team. Included : * Starlink Game * 4 Starships : Zenith, Neptune, Pulse, Lance * 6 Pilots : Mason, Judge, Chase, Hunter, Levi, Razor * 12...
Why similar: Space 33%, Space Sim 27.2% ★, Action 16.6%, Sci-fi 12.9%, Open World 10.3%
Why You'll Like It: The arcade-focused combat and modular ship customization are highly reminiscent of the core gameplay loop in Darkstar One.
- #21 Objects in Space
83% 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 35.1%, Space Sim 23.8% ★, Action 10.9%, Simulation 10.5%, RPG 8%
Why You'll Like It: This game offers a unique, simulation-heavy take on space travel that rewards careful planning and system management.
- #22 Astrox Imperium
81% 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 42.6%, Space Sim 33.5% ★, Open World 9%, Sci-fi 7.4%, Simulation 6.6%
Why You'll Like It: A sandbox space sim that offers a deep progression system and a focus on mining and trading.
- #23 X: Tension
82% 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 35%, Space Sim 35% ★, Sci-fi 13.7%, Simulation 11.1%, Action 4.6%
Why You'll Like It: A classic entry in the X series that emphasizes the freedom to trade, fight, and build in a vast universe.
- #24 Starpoint Gemini 3
81% matchMixed50% of 867 reviews2020
Dev: Little Green Men Games
Windows
Median: 3.2 hrsMean: 5.0 hrs≥1hr: 87%
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 Sim 32.4% ★, Space 25.8%, Sci-fi 11%, Open World 9.1%, Exploration 5.7%
Why You'll Like It: This entry leans heavily into the RPG and narrative aspects of space combat, making it very accessible.
- #25 Starship EVO
79% 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 36.9%, Space Sim 24.8% ★, Action 11%, Sci-fi 10.7%, Simulation 8.5%
Why You'll Like It: It provides a highly detailed ship-building experience for players who enjoy the technical side of space-sims.
- #26 Kinetic Void
82% 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 53.3%, Space Sim 14.9% ★, Sci-fi 12.7%, Simulation 8.6%, Action 7.3%
Why You'll Like It: The focus on modular ship building allows players to create their own unique vessels, much like the Darkstar One ship.
- #27 Destination Sol
79% 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 53%, Open World 17.8%, Action 13%, RPG 10.7%, Sci-fi 4.9%
Why You'll Like It: A simple but effective open-world space exploration game that is easy to pick up and play.
- #28 Jumpdrive
80% 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 57.6%, Open World 14.4%, Action 14.1%, Simulation 14%
Why You'll Like It: A focused indie space adventure that emphasizes exploration and combat in a procedurally generated galaxy.
- #29 EVERSPACE™
77% matchMostly Positive78% of 11,373 reviews2017
Dev: ROCKFISH Games
Windows · Mac · Linux
Median: 2.8 hrsMean: 10.0 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 46.7%, Space Sim 28.2% ★, Sci-fi 11.9%, Action 9.8%, Exploration 2.1%
- #30 Celestial Command
78% 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 43.7%, Space Sim 22.2% ★, Sci-fi 10.4%, Simulation 8.6%, Action 7.1%
Why You'll Like It: This physics-based space sim allows for creative ship construction and tactical combat in a challenging environment.
- #31 Star Trek Online
76% matchMostly Positive79% of 20,893 reviews2012
Dev: Cryptic StudiosPub: Arc Games
Windows
Median: 6.8 hrsMean: 132.7 hrs≥1hr: 84%
In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before.
Why similar: Space 49.1%, Sci-fi 25.2%, Open World 12.5%, RPG 7.4%, Action 5.2%
- #32 The Battle of Sol
78% matchMixed57% of 102 reviews2015
Dev: Bit Planet Games, LLC
Windows
Median: 18 minMean: 12.2 hrs≥1hr: 23%
The Battle of Sol is an intense space action game where you participate in epic capital ship battles, thrilling dogfights, space station raids, and much more as you liberate humanity's solar system from enemies determined to bring us to its fiery end.
Why similar: Space 31.7%, Space Sim 31.4% ★, Action 13.5%, Simulation 12%, Sci-fi 11.4%
Why You'll Like It: A mission-based arcade shooter that captures the intensity of large-scale space battles.
- #33 Space Rangers HD: A War Apart
75% matchVery Positive94% of 7,116 reviews2013
Dev: SNK GamesPub: Fulqrum Publishing
Windows
Median: 4.0 hrsMean: 27.5 hrs≥1hr: 89%
Space adventure, open world RPG, strategy, arcade, quest and more!
Why similar: Space 61.1%, Sci-fi 10.7%, Open World 9.9%, RPG 8.7%, Simulation 5%
- #34 X Rebirth
77% 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 43%, Space Sim 22.4% ★, Sci-fi 13.6%, Simulation 8.9%, Action 6.1%
- #35 X2: The Threat
76% 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 41.2%, Space Sim 26.1% ★, Sci-fi 11.7%, Open World 8.2%, Simulation 6.3%
- #36 Battlevoid: Harbinger
74% 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 63.8%, Sci-fi 10.4%, Simulation 10%, Action 9.1%, Open World 6%
- #37 Azulgar: Star Commanders
75% matchMixed51% of 108 reviews2017
Dev: SZEINER
Windows
Azulgar: Star Commanders is a Sci-Fi open world sandbox game that puts you in a command of your own custom made space ship. Explore aftermath of the Azulgar event that reshaped the face of the solar system.
Why similar: Space 41.3%, Sci-fi 19.9%, Action 15.6%, Simulation 12.2%, Open World 5.4%
- #38 EVE Online
73% 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: Space Sim 37.5% ★, Space 27.8%, Open World 11.7%, Sci-fi 10.7%, Exploration 6.7%
- #39 Evochron Legacy SE
73% 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 38.6% ★, Space 26.5%, Sci-fi 10.9%, Open World 9.7%, Exploration 6.2%
- #40 Star Conflict
73% matchMostly Positive73% of 15,084 reviews2013
Dev: Star Gem Inc.Pub: Gaijin Network Ltd
Windows · Mac · Linux
Median: 2.0 hrsMean: 34.3 hrs≥1hr: 63%
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 50.7% ★, Sci-fi 17.6%, Open World 15.8%, Action 9.1%, RPG 6.8%
- #41 Space Pirates And Zombies 2
72% 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 49.9%, Open World 11.5%, Action 9.3%, Sci-fi 9.2%, Space Sim 7.6% ★
- #42 Cosmic Miners
70% matchMixed58% of 60 reviews2025
Dev: bitByte Games
Windows
Explore asteroid fields, trade rare resources, and upgrade your ship in Cosmic Miners. Navigate faction alliances, complete missions, and rise through the ranks in a dynamic space adventure where your choices shape your path to cosmic power.
Why similar: Space Sim 37.3% ★, Space 24.9%, Sci-fi 12.6%, Open World 8.5%, Action 7.1%
- #43 Space Commander: War and Trade
71% matchMixed67% of 688 reviews2020
Dev: Home Net Games
Windows · Mac · Linux
Median: 1.2 hrsMean: 9.2 hrs≥1hr: 57%
Fight, explore the stars, trade, and lead your fleet across the galaxySpace Commander: War and Trade is an ultimate single player space-sim featuring spectacular graphics, intuitive combat and deep mechanics.
Why similar: Space Sim 44.9% ★, Space 21.2%, Action 10.6%, Exploration 8.1%, RPG 7.6%
- #44 Space Pirates and Zombies
71% 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 56.2%, Sci-fi 15.5%, Action 9.5%, Open World 8.7%, RPG 5.1%
- #45 Sector Space
67% 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 49% ★, Space 11.5%, RPG 11.1%, Simulation 11%, Exploration 7.6%
- #46 Miner Wars 2081
74% matchMostly Negative36% of 386 reviews2012
Dev: Keen Software House
Windows
Median: 36 minMean: 4.4 hrs≥1hr: 39%
Operate an advanced mining ship in a fully destructible and open-world environment!
Why similar: Space 40.7%, Action 21.2%, Simulation 13.6%, RPG 13.5%, Sci-fi 11.1%
- #47 Transcendence
71% 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 32.6%, Space Sim 27.2% ★, Sci-fi 11.9%, Open World 11.3%, Exploration 7.1%
- #48 Stellar Tactics
65% matchVery Positive80% of 1,560 reviews2026
Dev: Don WilkinsPub: Maverick Games
Windows
Median: 3.0 hrsMean: 14.6 hrs≥1hr: 65%
A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with thousands of star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!
Why similar: Space 37.3%, Open World 18.4%, Sci-fi 18.4%, Exploration 14.9%, RPG 10%
- #49 Spaceforce Rogue Universe HD
72% matchMixed58% of 53 reviews2015
Dev: Dreamatrix
Windows
Median: 6.1 hrsMean: 6.5 hrs≥1hr: 100%
Spaceforce Rogue Universe HD is an action RPG space simulation game, with emphasis on key elements such as ship development, exploration of an immersive universe and freedom of choice. After the pilot leaves the starting zone, Spaceforce opens an almost unlimited space for exploration.
Why similar: RPG 50.3%, Simulation 49.7%
- #50 Hardspace: Shipbreaker
65% 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 40.9%, Space Sim 27% ★, Sci-fi 18.1%, Simulation 7.4%, Open World 3.9%
- #51 Star Explorers
69% matchVery Positive83% of 250 reviews2018
Dev: Schmidt Workshops
Windows
Median: 3.7 hrsMean: 4.9 hrs≥1hr: 80%
Planets, aliens, resources, upgrades, caves, mapping & documenting star systems ... seek a new home for the human race. An all-inclusive (admittedly janky) procedural space-sim made by solo developer Schmidt Workshops.
Why similar: Space Sim 36.9% ★, Space 27.3%, Open World 11%, Sci-fi 10.1%, Exploration 5.5%
- #52 Parkan 2
70% matchMostly Positive73% of 382 reviews2014
Dev: NikitaPub: Fulqrum Publishing
Windows
Median: 2.2 hrsMean: 4.4 hrs≥1hr: 93%
Parkan II is an original concept game that will allow you to feel as a pilot of a spacecraft lost somewhere in the universe. Become a pirate or mercenary, get money to buy the most powerful cruiser and show them all who is to be the new master of the galaxy. Unforgettable adventures in the Parkan II universe await you!
Why similar: Space 41.7%, Space Sim 24.3% ★, Action 12.9%, Simulation 11.1%, Sci-fi 10%
- #53 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 46.6%, Action 15%, Simulation 11.8%, RPG 11.5%, Sci-fi 9.6%
- #54 Dark Old Sun
69% matchVery Positive92% of 51 reviews2018
Dev: SN!Somos Nerds
Windows · Mac · Linux
A shoot'em up, with focus on choice and progressiveness, so you can choose between a wide selection of weapons, and upgrade them becoming way more powerfull as you play.Big multi-phase bosses and a dramatic story.
Why similar: Action 44.6%, Space 36.5%, Sci-fi 17.6%, Singleplayer 1.3%
- #55 Earth Analog
68% matchMixed66% of 111 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 35.4% ★, Space 33.2%, Sci-fi 12.5%, Exploration 7.4%, Simulation 6%
- #56 Void Destroyer 2
67% 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 38.5% ★, Space 25.3%, Open World 11.8%, Sci-fi 11.7%, Action 6.7%
- #57 X3: Terran Conflict
67% 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 45.5%, Space Sim 25.6% ★, Sci-fi 10.5%, Open World 7.3%, Simulation 6.6%
- #58 Landinar: Into the Void
68% 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 34.2%, Space Sim 33.2% ★, Action 9%, Open World 8.7%, Sci-fi 8%
- #59 Drifter Star: Evolution
62% matchMostly Positive73% of 745 reviews2025
Dev: Kayla StudioPub: Happy Kayla
Windows
Median: 1.2 hrsMean: 1.6 hrs≥1hr: 59%
From stardust to cosmic sovereign! In this unique space game, evolve by devouring everything. Grow from a tiny rock into a massive galaxy. Each swallow brings growth, each evolution brings victory. Unlock the universe's ultimate secrets!
Why similar: Space 64.3%, Space Sim 15.1% ★, RPG 7.9%, Open World 6.8%, Exploration 5.4%
- #60 Rodina
66% 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 41.2%, Space Sim 19.1% ★, Open World 13.1%, Sci-fi 11.3%, Exploration 8.2%