- #1 Rebel Galaxy
97% 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 Sim 30% ★, Space 20.5%, Open World 17.4%, Sci-fi 13.6%, RPG 6.5%
Why You'll Like It: The direct predecessor offers a similar gritty, blue-collar space-faring experience with a focus on trading and combat.
- #2 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: Open World 18.7%, Space 13.8%, Action-Adventure 12%, Sci-fi 11.2%, Flight 10.6%
Why You'll Like It: This title provides the most polished modern arcade-style space combat with deep loot and exploration mechanics.
- #3 Chorus
96% 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 Sim 25.5% ★, Action 13.5%, Space 13%, Adventure 12.8%, Sci-fi 12.1%
Why You'll Like It: Offers fast-paced, highly satisfying arcade dogfighting that mirrors the intense combat of the seed game.
- #4 Galaxy on Fire 2™ Full HD
95% matchMostly Positive77% of 2,219 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 Sim 39.4% ★, Space 12%, Action-Adventure 9.6%, Flight 9.4%, Sci-fi 8.8%
Why You'll Like It: This classic space-sim shares the same arcade-heavy combat and open-world structure as the seed game.
- #5 Darkstar One
94% 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 41.6% ★, Space 16%, Sci-fi 13.6%, Open World 12.2%, Action 6.6%
Why You'll Like It: A classic space-sim that features a similar blend of narrative-driven missions, trading, and ship customization.
- #6 SpaceBourne
94% 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 48.4% ★, Space 21.6%, RPG 15.8%, Simulation 14.1%
Why You'll Like It: An ambitious indie space-sim that captures the feeling of being a lone pilot carving out a living in a dangerous galaxy.
- #7 Void Destroyer 2
93% 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 42.1% ★, Open World 16%, Sci-fi 10.6%, Space 9.6%, Flight 8.3%
Why You'll Like It: Captures the gritty, blue-collar aesthetic and sandbox freedom of the seed game perfectly.
- #8 Starcom: Nexus
92% 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 Sim 31.3% ★, Space 20.3%, Sci-fi 15.9%, Open World 14.3%, RPG 9.1%
Why You'll Like It: Features excellent exploration and RPG elements that reward curiosity in a vast, dangerous space.
- #9 Elite Dangerous
91% 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 48.3% ★, Open World 15.9%, Space 12.2%, Sci-fi 10.1%, Simulation 4.7%
Why You'll Like It: The definitive open-world space-sim for those who want a more immersive and realistic take on the genre.
- #10 Star Valor
91% 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: Open World 29.5%, Space 27.6%, Sci-fi 19.8%, RPG 14.7%, Action 7.9%
Why You'll Like It: Provides a deep sandbox experience with a focus on ship building and combat progression.
- #11 Hardspace: Shipbreaker
89% 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 32.9% ★, Sci-fi 18.5%, Space 17.3%, Simulation 9.3%, Futuristic 8.9%
Why You'll Like It: While focused on salvage, it perfectly captures the blue-collar, gritty sci-fi atmosphere of the seed game.
- #12 3030 Deathwar Redux - A Space Odyssey
90% 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 30.5% ★, Open World 17%, Space 16%, Sci-fi 13%, Simulation 8.7%
Why You'll Like It: Combines open-world exploration with a similar retro-futuristic, gritty atmosphere.
- #13 Starcom: Unknown Space
86% 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 37.9% ★, Open World 16.8%, Space 14.8%, Sci-fi 10.2%, Action-Adventure 6.2%
Why You'll Like It: An improved iteration of the exploration-focused space-sim with refined combat mechanics.
- #14 Subdivision Infinity DX
89% 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 45.5% ★, Sci-fi 14.4%, Space 13.8%, Action 7.8%, Open World 7.5%
Why You'll Like It: A pure arcade space combat experience that focuses on quick, satisfying dogfights.
- #15 EVERSPACE™
88% 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 Sim 42.3% ★, Space 24.3%, Sci-fi 15%, Flight 8.2%, Action 7.7%
Why You'll Like It: Focuses on fast-paced, arcade-style combat with roguelike elements that keep the action intense.
- #16 Starpoint Gemini Warlords
87% 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 35.6% ★, Open World 15.4%, Space 11.9%, Sci-fi 11.1%, Flight 7.6%
Why You'll Like It: Offers a balanced mix of space combat, trading, and fleet management in a large, open galaxy.
- #17 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 Sim 37.4% ★, Space 18.1%, Open World 13.6%, Sci-fi 11.4%, Simulation 10.7%
Why You'll Like It: A more hardcore simulation for players looking for realistic flight mechanics and deep space exploration.
- #18 X4: Foundations
83% 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 44.4% ★, Open World 11.6%, Space 10.9%, Sci-fi 8.8%, Flight 8%
Why You'll Like It: Provides a complex, deep simulation for players who want to dive into the economy and politics of a living galaxy.
- #19 Avorion
82% 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 39.4% ★, Open World 14.4%, Sci-fi 10.4%, Flight 10%, Space 10%
Why You'll Like It: A deep sandbox space-sim that allows for extensive ship building and large-scale combat.
- #20 Objects in Space
84% 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 29.8% ★, Space 15.2%, Simulation 13.6%, RPG 12.8%, Open World 7.4%
Why You'll Like It: Offers a slower-paced, retro-tech simulation that focuses on navigation and stealth in a gritty setting.
- #21 Transcendence
84% 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 33.8% ★, Open World 17.5%, Space 14.1%, Sci-fi 12.4%, Old School 12.1%
Why You'll Like It: A unique 2D space-sim that emphasizes exploration and ship progression in a dangerous, procedurally generated universe.
- #22 Dangerous
85% matchMostly Negative30% of 50 reviews2014
Dev: Binary HelixPub: XP
Windows · Mac
Dangerous is an epic 3D open and living world space combat RPG sandbox with an immersive and riveting story. Are you the feared war criminal who will destroy all life or the savior of the universe? Gather your wingmen and travel the galaxy in search of answers.
Why similar: Space Sim 34.6% ★, Open World 15.2%, RPG 12.9%, Space 11.9%, Simulation 11.6%
Why You'll Like It: An indie space-sim that mirrors the progression and combat style of the seed game.
- #23 Star Explorers
82% 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 38.9% ★, Open World 14.4%, Old School 13.9%, Space 10%, Sci-fi 8.9%
Why You'll Like It: Focuses on procedural exploration and the feeling of being a lone explorer in an unknown galaxy.
- #24 Wayward Terran Frontier: Zero Falls
81% 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 44.6% ★, Open World 18%, Space 10.1%, Sci-fi 9.8%, RPG 7.6%
Why You'll Like It: A sandbox space-sim that emphasizes ship customization and open-world freedom.
- #25 Silent Sector
79% matchVery Positive86% of 145 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 Sim 33.7% ★, Old School 14.2%, Open World 14%, Sci-fi 11.8%, Space 9.7%
Why You'll Like It: An indie RPG space-sim that provides a classic, top-down approach to exploration and combat.
- #26 Redout: Space Assault
81% matchMixed46% of 106 reviews2021
Dev: 34BigThings srl
Windows
Redout: Space Assault is arcade space battle, coupling the trademark Redout adrenaline with the thrill of combat. Outsmart, outmaneuver, overpower, outclass your opponents in lightning-fast, adrenaline-inducing single-player space combat.
Why similar: Space Sim 40% ★, Sci-fi 13.1%, Space 11.5%, Futuristic 11.4%, Simulation 7.1%
Why You'll Like It: A high-speed, arcade-focused shooter that prioritizes pure action over simulation.
- #27 ACE COMBAT™ 7: SKIES UNKNOWN
78% matchVery Positive88% of 54,253 reviews2019
Dev: Bandai Namco Studios Inc.Pub: Bandai Namco Entertainment
Windows
Median: 6.2 hrsMean: 20.9 hrs≥1hr: 84%
Become an ace pilot and soar through photorealistic skies with full 360 degree movement; down enemy aircraft and experience the thrill of engaging in realistic sorties! Aerial combat has never looked or felt better!
Why similar: Flight 34.2%, Sci-fi 16.4%, Third Person 12.9%, Simulation 10.8%, First-Person 10.5%
Why You'll Like It: Though set in the sky, the arcade-style dogfighting and mission structure feel very similar to the seed game.
- #28 Strike Suit Zero: Director's Cut
80% matchVery Positive82% of 387 reviews2014
Dev: Born Ready Games
Windows
Median: 2.5 hrsMean: 4.1 hrs≥1hr: 85%
In the year 2299, an interstellar war rages on. In a bid to save Earth from destruction, you must take control of the Strike Suit – a revolutionary fighter craft with the ability to transform into a lethal suit of space armor.
Why similar: Space Sim 31.9% ★, Space 24.3%, Sci-fi 19.8%, Flight 10.2%, Action 10.2%
Why You'll Like It: Delivers intense, arcade-style space combat with a focus on high-speed maneuvers.
- #29 House of the Dying Sun
79% matchVery Positive90% of 2,001 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 Sim 52.5% ★, Space 14.1%, Simulation 8.8%, Sci-fi 8.6%, Flight 6.9%
Why You'll Like It: A visceral, tactical space combat game that captures the intensity of a dogfight perfectly.
- #30 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 36.7% ★, Space 14.9%, Sci-fi 9.7%, RPG 9.5%, Simulation 7.6%
- #31 Astrox: Hostile Space Excavation
78% 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 42.3% ★, Space 20.4%, Open World 17.9%, Simulation 12.2%, Adventure 6.7%
Why You'll Like It: Focuses on mining and survival in a dangerous, sandbox space environment.
- #32 Star Wars Outlaws
74% matchMostly Positive72% of 9,974 reviews2024
Dev: Massive Entertainment – A Ubisoft StudioPub: Ubisoft
Windows
Median: 10.3 hrsMean: 23.0 hrs≥1hr: 88%
Experience the first-ever open world Star Wars™ game and explore distinct locations across the galaxy, both iconic and new. Risk it all as scoundrel Kay Vess, seeking freedom and the means to start a new life.
Why similar: Open World 23%, Sci-fi 15.8%, Action-Adventure 14.3%, Space 13%, Third Person 10.7%
- #33 PULSAR: Lost Colony
74% matchVery Positive90% of 5,694 reviews2021
Dev: Leafy Games
Windows · Mac · Linux
Median: 7.5 hrsMean: 16.8 hrs≥1hr: 88%
The co-op open-world space sim where everyone has a role! Pilot the ship. Reroute power. Launch nukes. Explore alien planets. Research new talents. Work together to find the Lost Colony! ...or just deliver some biscuits
Why similar: Space Sim 35.1% ★, Open World 13.4%, Robots 10.1%, Sci-fi 9.6%, Space 8.4%
- #34 Jitter
73% 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 39.9% ★, Open World 16.1%, Sci-fi 12%, Space 11%, Action-Adventure 9.5%
- #35 Landinar: Into the Void
77% 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 38.2% ★, Space 13.7%, Open World 12.4%, RPG 9.7%, Sci-fi 7.7%
- #36 Terminal Velocity™: Boosted Edition
75% matchVery Positive81% of 70 reviews2023
Dev: Terminal RealityPub: Ziggurat
Windows
In the far future, armadas from surrounding systems have suddenly waged war on Earth. You are a pilot from the Ares Squadron, flying the fastest, most dangerous crafts ever made. You're outgunned, outmanned, and strapped into a flying coffin.
Why similar: Old School 21.1%, Open World 14.8%, Space Sim 14.7% ★, Sci-fi 13.9%, Space 8.2%
- #37 Starpoint Gemini 3
76% 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 38.2% ★, Open World 13.4%, Sci-fi 10.8%, Space 10.6%, RPG 6.9%
- #38 Cosmic Miners
73% 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 38.7% ★, Open World 11%, Sci-fi 10.9%, Space 8.9%, Flight 7.6%
- #39 X Rebirth
76% 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 Sim 33.1% ★, Space 22.1%, Sci-fi 16.9%, Simulation 13.5%, Open World 8.9%
- #40 ΔV: Rings of Saturn
71% 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 43.5% ★, Sci-fi 15.7%, Open World 15.7%, Space 14.6%, Simulation 6.1%
- #41 Starpoint Gemini 2
73% matchMixed69% of 4,112 reviews2014
Dev: Little Green Men Games
Windows
Median: 3.0 hrsMean: 5.3 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 Sim 28.2% ★, Space 15.6%, Open World 11.6%, Sci-fi 8.7%, Futuristic 7.7%
- #42 Starpoint Gemini
75% matchMostly Negative31% of 150 reviews2012
Dev: Little Green Men Games
Windows
Median: 42 minMean: 5.8 hrs≥1hr: 42%
Gemini is a dangerous place with riches waiting to be claimed by the more daring and capable captain.
Why similar: Space Sim 32.2% ★, RPG 20.4%, Simulation 17.8%, Space 16.3%, Sci-fi 13.3%
- #43 Ostranauts
71% 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 36.3% ★, Flight 17.4%, Open World 13.9%, Sci-fi 10.5%, Space 10.1%
- #44 Space Trash Scavenger
68% 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 32.1% ★, Open World 19.8%, Space 14.5%, Sci-fi 12.1%, Third Person 7.6%
- #45 Starlink: Battle for Atlas
72% 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 Sim 34.5% ★, Open World 16.2%, Space 14.5%, Sci-fi 13.6%, Action 11%
- #46 Precursors
72% matchMixed68% of 111 reviews2017
Dev: Deep ShadowsPub: GFI
Windows
Median: 54 minMean: 8.6 hrs≥1hr: 47%
Precursors, predecessors, the legend of galaxy… Who are carrying the forebear’s genes among existing races, we can suppose only… Worlds of galaxy are everlasting, beautiful, unique and dangerous. Some of them are inhabited, some ruined and deserted, other - just a smugglers trans-shipment stations.
Why similar: Space Sim 43.7% ★, Open World 11.8%, Action-Adventure 9.5%, RPG 6.5%, Third Person 6.4%
- #47 Endless Sky
70% 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 Sim 26.3% ★, Space 23.8%, Open World 19.3%, Sci-fi 13%, Simulation 5.8%
- #48 Evochron Legacy SE
71% 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 46.2% ★, Open World 14.4%, Space 11%, Sci-fi 10.9%, Simulation 6.9%
- #49 Astrox Imperium
69% 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 46% ★, Space 20.3%, Open World 15.4%, Simulation 9.3%, Sci-fi 8.5%
- #50 Out There: Oceans of Time
70% matchMixed55% of 232 reviews2022
Dev: Mi-Clos StudioPub: Modern Wolf
Windows
Out There: Oceans of Time is a space exploration game that puts you at the helm of an interstellar mission of discovery spanning a vast and vibrant cosmos.
Why similar: Open World 29.9%, Sci-fi 21.5%, Space 20%, RPG 13%, Adventure 10.5%
- #51 Void Crew
65% matchVery Positive87% of 8,134 reviews2024
Dev: Hutlihut GamesPub: Focus Entertainment
Windows
Median: 9.0 hrsMean: 16.4 hrs≥1hr: 94%
Void Crew is a Chaotic, Co-op Roguelite game for 1 to 6 players: Outfit your spaceship and crew for thrilling quests, brave fierce enemies in Space Battles... and try not to panic!
Why similar: Space Sim 50.3% ★, Space 9.7%, Futuristic 7%, Sci-fi 6.9%, Action-Adventure 6.3%
- #52 Cloudpunk
67% matchVery Positive88% of 15,104 reviews2020
Dev: ION LANDS
Windows
Median: 2.6 hrsMean: 8.2 hrs≥1hr: 69%
A neon-noir story in a rain-drenched cyberpunk metropolis. It’s your first night on the job working for the Cloudpunk delivery service. Two rules: Don’t miss a delivery and don’t ask what’s in the package.
Why similar: Open World 26.9%, Sci-fi 19.6%, Futuristic 18.1%, Third Person 8.8%, RPG 8.1%
- #53 Rebel Transmute
67% matchMostly Positive75% of 272 reviews2024
Dev: Fatal Fawn GamesPub: JanduSoft
Windows
Rebel Transmute is a challenging 2D action-platformer epic with heart! Explore the twisting caverns of an alien planet, augment your play-style to fit your strengths, battle deadly bosses, and uncover a dark truth as Moon Mikono searches for her long lost mother.
Why similar: Sci-fi 27.2%, Space 21.5%, Action-Adventure 15%, Nonlinear 8.9%, Combat 8.5%
- #54 SpaceBourne 2
65% 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 42% ★, Open World 14.3%, Flight 11%, Space 8.4%, RPG 7.9%
- #55 Celestial Command
70% 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 Sim 30.6% ★, Space 20.9%, Simulation 12.2%, Sci-fi 11.9%, RPG 8%
- #56 Helium Rain
69% 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 67.8% ★, Space 17.3%, Simulation 10.4%, Action 4.5%
- #57 QANGA
67% matchMostly Positive75% of 553 reviews2024
Dev: iolaCorp Studio
Windows
QANGA: Dive into a sci-fi adventure of exploration and resilience across the cosmos. Merge your mind with a state-of-the-art cyborg crafted by ICLabs Industries, and journey through this expansive universe!
Why similar: Space Sim 32.3% ★, Open World 13%, Futuristic 11.4%, Sci-fi 8.8%, Space 8.6%
- #58 Naev
69% matchVery Positive81% of 222 reviews2017
Dev: Naev Team
Windows · Mac · Linux
Median: 2.1 hrsMean: 14.9 hrs≥1hr: 58%
Naev is a game about space exploration, trade and combat. Players travel the galaxy and earn money by trading, fighting and performing missions.
Why similar: Space Sim 36.5% ★, Open World 12.2%, Space 10.1%, Action-Adventure 9.6%, Sci-fi 8.4%
- #59 Underspace
66% matchVery Positive82% of 431 reviews2024
Dev: Pastaspace InteractivePub: Camlann Games
Windows
Median: 36 minMean: 5.3 hrs≥1hr: 42%
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with Day 1 mod support and a planned PvP/co-op multiplayer on the Early Access roadmap. You're going to need a bigger ship.
Why similar: Space Sim 29.6% ★, Open World 11.2%, Futuristic 10.4%, Flight 10.1%, Space 8.3%
- #60 The Expanse: A Telltale Series
65% matchMostly Positive76% of 2,659 reviews2023
Dev: Deck NinePub: Telltale
Windows
Median: 5.7 hrsMean: 6.0 hrs≥1hr: 76%
Take on the role of Camina Drummer and explore the dangerous, uncharted edges of the Belt. From scavenging wrecked ships in a zero-g environment, to combating fearsome pirates, you make the difficult choices in this latest Telltale adventure. All five episodes playable at launch!
Why similar: Sci-fi 19.4%, Action-Adventure 19.1%, RPG 17.2%, Space 16.1%, Third Person 10.1%
