- #1 Star Valor
97% 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: Mining 31.4% ★, Space 22.2%, Open World 13%, Sci-fi 9.4%, Top-Down 7.8%
Why You'll Like It: A highly polished 2D space RPG that excels in ship customization, loot progression, and sandbox exploration.
- #2 Endless Sky
96% 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 27.9%, Trading 16.2% ★, Space Sim 16% ★, Open World 12.4%, Sci-fi 9%
Why You'll Like It: It is the spiritual successor to classic 2D space trading and combat games, offering a vast open world and deep faction-based narrative.
- #3 Starcom: Unknown Space
95% 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 25.6% ★, Space 19.2%, Open World 11.9%, Action RPG 10.4%, Sci-fi 7.8%
Why You'll Like It: This title prioritizes exploration and narrative discovery, capturing the sense of wonder found in Gaia Beyond's handcrafted solar system.
- #4 Naev
96% 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 22.5% ★, Trading 20.4% ★, Space 12%, Open World 7.9%, Choices Matter 7.1%
Why You'll Like It: This game offers a very similar 2D top-down perspective with a heavy emphasis on trading, exploration, and faction-based mission structures.
- #5 Starcom: Nexus
94% matchVery Positive91% of 2,274 reviews2019
Dev: Wx3 Labs, LLC
Windows · Linux
Median: 3.8 hrsMean: 13.6 hrs≥1hr: 84%
Suddenly thrown into an unknown galaxy, you must explore, fight or befriend aliens and transform your ship from a small survey vessel into a powerful battlecruiser to unravel the mystery of the forces that brought you here and find your way home.
Why similar: Space 25.9%, Space Sim 20.7% ★, Sci-fi 11.9%, Open World 10%, RPG 6.6%
Why You'll Like It: A narrative-driven space adventure that emphasizes exploration and player choice in a mysterious, evolving galaxy.
- #6 VoidExpanse
94% 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 36%, Open World 19.5%, Sci-fi 15%, Top-Down 12.2%, RPG 10.7%
Why You'll Like It: It features a strong RPG foundation with faction choices and skill-based progression set in a persistent, top-down space environment.
- #7 Transcendence
93% 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 18.7% ★, Space 15%, Trading 14.9% ★, Action RPG 11.4%, Open World 10.2%
Why You'll Like It: A classic 2D space-sim that blends roguelite elements with deep RPG progression and ship modularity.
- #8 Rebel Galaxy
92% 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 30.1%, Space Sim 22.8% ★, Open World 14%, Sci-fi 11.7%, Trading 8.7% ★
Why You'll Like It: Captures the gritty, mercenary feel of space-sim trading and combat with a strong emphasis on ship upgrades.
- #9 3030 Deathwar Redux - A Space Odyssey
91% 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 23.9%, Space Sim 23.6% ★, Open World 13.9%, Sci-fi 11.4%, Simulation 6.1%
Why You'll Like It: Combines top-down space exploration with a narrative-heavy adventure style that feels very similar to Gaia Beyond.
- #10 Avorion
90% 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 29.8% ★, Trading 18.1% ★, Space 14.5%, Open World 11.5%, Sci-fi 8.9%
Why You'll Like It: A sandbox space-sim that allows for incredible ship building and large-scale faction interaction in an open galaxy.
- #11 Star Nomad 2
91% 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 24.3%, Space Sim 17.6% ★, Open World 12.6%, RPG 11.1%, Sci-fi 10.5%
Why You'll Like It: A sandbox RPG that focuses on the core loop of mining, trading, and combat in a vibrant, top-down space setting.
- #12 Space Rangers HD: A War Apart
89% 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 47.7%, Open World 15.1%, RPG 14.2%, Sci-fi 11.8%, Simulation 5.5%
Why You'll Like It: The gold standard for open-world space RPGs, featuring complex faction wars, trading, and diverse mission types.
- #13 Drox Operative 2
89% matchVery Positive90% of 282 reviews2021
Dev: Soldak Entertainment
Windows · Linux
Drox Operative 2 is a starship action RPG with warring alien races, fierce space battles, a dynamic, evolving galaxy, and co-op multiplayer for Windows and Linux.
Why similar: RPG 21.9%, Space 21.1%, Action RPG 14.2%, Open World 12%, Sci-fi 11.3%
Why You'll Like It: Focuses heavily on dynamic faction interactions and action-RPG mechanics in a procedurally generated space setting.
- #14 Astrox Imperium
88% 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 29.6% ★, Space 25.1%, Mining 21.8% ★, Open World 10.5%, Sci-fi 6.2%
Why You'll Like It: Offers a deep space simulation experience with extensive mining, crafting, and RPG-style character progression.
- #15 ΔV: Rings of Saturn
86% 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 27.7% ★, Space 17.9%, Sci-fi 11.4%, Physics 10.8%, Open World 10.5%
Why You'll Like It: Focuses on the realistic mining and physics-based simulation aspects of space-sims, providing a unique, high-stakes gameplay loop.
- #16 SpaceBourne
87% matchMostly Positive77% of 805 reviews2020
Dev: Burak Dabak
Windows
Median: 1.9 hrsMean: 9.7 hrs≥1hr: 58%
Spacebourne is an open space exploration game with Rpg elements. Its world consists of different factions at war. You as an expert pilot need to choose your side or be on no one's side and create a force of your own. Load up your weapons, Ready your ship and warp to adventure.
Why similar: Space Sim 36.8% ★, Space 31.7%, RPG 13.1%, Simulation 9.8%, Exploration 5.7%
Why You'll Like It: An action-RPG space-sim that focuses on exploration, combat, and building a reputation within a dynamic galactic environment.
- #17 Between the Stars
84% 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 33.6% ★, Space 26.2%, Sci-fi 10.1%, RPG 9.5%, Open World 7.1%
Why You'll Like It: Features a heavy focus on RPG elements and tactical ship combat within a narrative-driven space campaign.
- #18 Landinar: Into the Void
86% 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 34.7% ★, Space 23.9%, Open World 11.9%, RPG 9.6%, Sci-fi 7.9%
Why You'll Like It: An action-RPG that focuses on mission-based gameplay and exploration within a handcrafted space setting.
- #19 Starpoint Gemini Warlords
85% 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 34.9% ★, Space 22.5%, Open World 16%, Sci-fi 12.3%, RPG 7.7%
Why You'll Like It: Blends space-sim exploration with 4X-lite strategy and RPG elements, allowing players to influence the galaxy's political landscape.
- #20 Interstellar Rift
83% matchMixed68% of 1,655 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 33.2 hrs≥1hr: 83%
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
Why similar: Space Sim 24.9% ★, Mining 21.7% ★, Trading 18.2% ★, Space 10.1%, Open World 9.9%
Why You'll Like It: A space-sim that emphasizes ship building and cooperative exploration in a vast, open-world setting.
- #21 Wayward Terran Frontier: Zero Falls
84% matchMixed68% of 536 reviews2016
Dev: Reason Generator Inc.
Windows
2d space combat like no other. From the perspective of a single crew member, explore the fully destructible interior of any ship in a massive living world. Engage in space combat with no hitpoints where you know your enemy is dead when you see them fall out of their ship into the cold dark of space.
Why similar: Space Sim 28.3% ★, Trading 15.4% ★, Space 12.4%, Open World 12%, Top-Down 7.2%
Why You'll Like It: A sandbox space-sim that provides deep ship customization and a focus on open-world exploration.
- #22 Silent Sector
82% 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 25.9% ★, Space 14.4%, Action RPG 12.1%, Open World 11.4%, Sci-fi 10.3%
Why You'll Like It: An indie RPG that emphasizes sci-fi storytelling and action-oriented combat in a top-down space environment.
- #23 Helium Rain
82% 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 47.9% ★, Space 23.6%, Trading 14.3% ★, Simulation 6.7%, Exploration 5.7%
Why You'll Like It: A detailed space-sim that focuses on the logistics of trading and fleet management in a realistic, simulation-heavy environment.
- #24 Void Destroyer 2
81% 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 26.3% ★, Mining 21.4% ★, Trading 18.2% ★, Space 11.5%, Open World 10.6%
Why You'll Like It: Blends space-sim mechanics with strategy and sandbox elements, allowing for large-scale fleet command and combat.
- #25 Jitter
78% 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 29% ★, Space 15.5%, Open World 12.3%, Sci-fi 9.9%, Physics 9.6%
Why You'll Like It: An early-access title that offers open-world exploration and adventure in a space setting with a focus on discovery.
- #26 EVERSPACE™ 2
77% 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 23.8%, Open World 17.7%, Action RPG 17.1%, Sci-fi 11.4%, Exploration 8.4%
- #27 Cosmic Miners
78% 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 42% ★, Space 18.7%, Sci-fi 13.4%, Open World 12.6%, Exploration 6.3%
Why You'll Like It: Focuses on the mining and action-oriented space combat loops that define the core gameplay of Gaia Beyond.
- #28 Celestial Command
81% 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 34.3%, Space Sim 26.1% ★, Sci-fi 11.5%, Simulation 9.4%, RPG 7.4%
Why You'll Like It: A physics-based space simulation that allows for complex ship building and combat in a sandbox environment.
- #29 Eventide Matter
74% matchOverwhelmingly Positive95% of 772 reviews2025
Dev: Ottropi Games
Windows
A 2D space mining adventure. Mine exotic resources, unlock powerful equipment, and fend off relentless enemies to build an inter-dimensional portal, the last hope of salvation for your civilization.
Why similar: Mining 32.5% ★, Space 16.5%, Top-Down 11.7%, Sci-fi 11.3%, RPG 8.9%
- #30 Objects in Space
79% matchMixed52% of 612 reviews2019
Dev: Flat Earth GamesPub: 505 Games
Windows · Mac · Linux
Median: 2.2 hrsMean: 6.6 hrs≥1hr: 71%
Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.
Why similar: Space Sim 26.9% ★, Space 26.5%, RPG 12.6%, Simulation 11.1%, Sci-fi 7.3%
Why You'll Like It: A deeply immersive simulation that focuses on navigation, systems management, and stealth in a realistic space setting.
- #31 Sector Space
75% 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 43.4% ★, RPG 13.7%, Simulation 9.1%, Top-Down 9%, Exploration 7.3%
- #32 Galactic Mining Corp
77% matchVery Positive84% of 931 reviews2021
Dev: Windybeard
Windows
Median: 6.8 hrsMean: 15.4 hrs≥1hr: 93%
Galactic Mining Corp is a unique rogue-lite, action game with crafting and base building mechanics. Head into uncharted space and discover a universe of locations to exploit for riches! Use your profits to expand your HQ, hire a crazy work force, obtain new drill components and upgrade everything.
Why similar: Mining 34.5% ★, Space Sim 26.5% ★, Space 17.9%, Sci-fi 7.4%, Exploration 7.4%
- #33 SpaceBourne 2
73% 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 35% ★, Mining 19.4% ★, Space 13.5%, Open World 12.6%, Lore-Rich 12.4%
- #34 Jumpdrive
79% 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 48.2%, Open World 23.6%, Simulation 16.4%, Adventure 6.4%, Indie 5.4%
Why You'll Like It: An action-adventure space game that focuses on exploration, combat, and navigating a dangerous galaxy.
- #35 Star Traders: Frontiers
76% matchVery Positive84% of 3,754 reviews2018
Dev: Trese Brothers
Windows · Mac · Linux
Median: 3.3 hrsMean: 24.5 hrs≥1hr: 74%
You are the captain of a starship venturing through a massive open universe. Customize your crew and take command at the helm of your very own ship as you explore a galaxy torn apart by internal strife, alien threats, and political intrigue.
Why similar: Space Sim 27.4% ★, Trading 26.9% ★, Sci-fi 12.7%, Space 11.3%, Open World 9.5%
- #36 X4: Foundations
75% 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 31.8% ★, Trading 27.4% ★, Space 14.9%, Open World 8.7%, Sci-fi 7.1%
- #37 Deep Space Exploitation
73% matchVery Positive96% of 108 reviews2025
Dev: JuhrJuhr
Windows
Deep Space Exploitation is a space mining game featuring 2D physics, fully destructible asteroids, and a story of survival under an exploitative corporation. Use your equipment wisely, upgrade your ship, and make difficult decisions to secure your future!
Why similar: Mining 29% ★, Space Sim 26.3% ★, Conspiracy 13.4% ★, Physics 10.6%, Space 10.2%
- #38 BossConstructor
76% 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 31.4%, RPG 16.2%, Simulation 11.1%, Top-Down 9.6%, Sci-fi 9.2%
- #39 Reassembly
74% matchVery Positive94% of 4,066 reviews2015
Dev: Anisoptera GamesPub: Indie Voyage
Windows · Mac · Linux
Median: 5.1 hrsMean: 26.1 hrs≥1hr: 84%
A spaceship building and universe-exploration game. Collect resources, expand and grow your fleet, and conquer your personal galaxy. Stellar ambience by Peaks.
Why similar: Space 44.3%, Open World 13.1%, Top-Down 11.6%, Sci-fi 10%, 2D 6.7%
- #40 Utopia Colony
73% matchMixed67% of 108 reviews2020
Dev: GridSky Software
Windows
The year is 2033. You, an ex-Marine with little opportunities left, have signed up with Utopia Arura, a large mining corporation on Mars. They have sent you to a location they have proposed but you have chosen for mining. Everything else is up to you.
Why similar: Mars 26.5% ★, Mining 24.3% ★, Space Sim 20.6% ★, Space 12.8%, Sci-fi 7.7%
- #41 Geo
72% matchVery Positive85% of 182 reviews2017
Dev: Windybeard
Windows
Median: 4.0 hrsMean: 7.5 hrs≥1hr: 98%
Geo is a game about building and expanding an intergalactic mining corporation. Explore uncharted space and discover comets, moons, Planets and gas giants before heading in and drilling the cash out of them! Expand your HQ, build new rooms and facilities to increase your drilling stats.
Why similar: Mining 41.9% ★, Space 19.2%, Sci-fi 15%, Simulation 12.4%, Adventure 6.8%
- #42 The Last Starship
67% matchMostly Positive75% of 1,419 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 5.6 hrsMean: 10.4 hrs≥1hr: 81%
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Why similar: Mining 28% ★, Space Sim 27.4% ★, Space 14.3%, Sci-fi 9.6%, Top-Down 8.9%
- #43 Battlevoid: Harbinger
70% matchMostly Positive79% of 1,057 reviews2016
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 1.8 hrsMean: 11.0 hrs≥1hr: 56%
Battlevoid: Harbinger is a hard sci-fi space exploration game blending roguelike, turn-based, star map strategy, and real-time space battles. You are a young commander venturing out into enemy territories, to unknown galaxies, never knowing what you will face as you jump out from hyperspace.
Why similar: Space 56.4%, Sci-fi 13.1%, Simulation 12.3%, Open World 10.4%, 2D 4.6%
- #44 Frontier Pilot Simulator
69% matchMixed70% of 949 reviews2021
Dev: RAZAR s.r.o.
Windows
Median: 4.2 hrsMean: 9.6 hrs≥1hr: 84%
FPS is a Sci-Fi cargo pilot sim, with an engaging emergent mission-driven storyline, with a real-time economy with free flight and trading, on an alien world to explore. All in customizable upgradeable, well-simulated VTOL craft with real weather, and flight dynamics.
Why similar: Space Sim 24.9% ★, Trading 22.5% ★, Space 14.3%, Lore-Rich 10.6%, Open World 9%
- #45 Gaia
71% matchMixed59% of 93 reviews2020
Dev: Eternal Stardust Studios
Windows
A sci-fi base building survival game, featuring raids, agriculture, intelligent AI, natural disasters and more.
Why similar: Open World 28.4%, Sci-fi 21.7%, Exploration 15.2%, RPG 14.9%, Simulation 10.7%
- #46 Star Singularity
71% matchMostly Positive78% of 68 reviews2018
Dev: Star Bunny Enterprises
Windows
Median: 3.0 hrsMean: 4.9 hrs≥1hr: 76%
A space action-adventure unlike any other: navigate your spacecraft through a galactic-scale mystery. Make sure to loot, craft and upgrade your space fleet. Play the story campaign or test your skills in vicious arena modes against AI opponents.
Why similar: Space 22.2%, Open World 16.4%, Sci-fi 14.4%, Top-Down 12.9%, Action RPG 11.1%
- #47 Interstellaria
72% matchMixed56% of 409 reviews2015
Dev: Coldrice Games LLC
Windows · Mac · Linux
Median: 3.1 hrsMean: 4.7 hrs≥1hr: 74%
Managing a fleet across a dangerous galaxy. Every star and planet holds untold riches and dangers. Each encounter will require skills in trading, diplomacy, and combat. Allocate power to engines, charge all weapons, and take on the worst the galaxy has to handle.
Why similar: Space Sim 30.5% ★, Trading 27.5% ★, Space 18.2%, Sci-fi 11.5%, Exploration 6.6%
- #48 Evochron Legacy SE
70% 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 32.3% ★, Trading 22.1% ★, Space 14.8%, Open World 10.6%, Sci-fi 8.7%
- #49 Warspace 2
68% matchMixed61% of 82 reviews2025
Dev: Magic Game Art
Windows · Mac · Linux
Warspace 2 is a 1-4 player CO-OP space shooter with RPG elements, open-world and procedurally-generated galaxy. You can trade, craft, and fight your way through a universe, either solo or with friends.
Why similar: Space Sim 39.8% ★, Space 20.9%, Open World 12.5%, Sci-fi 11.9%, Exploration 7.9%
- #50 Within the Cosmos
68% matchMixed44% of 50 reviews2025
Dev: debdev
Windows
Within the Cosmos is a sci-fi RPG. After awakening in a secluded star system, you soon discover a fractured human society grappling with an emerging android threat. Explore planets, uncover mysteries, and navigate differing philosophies. Your choices will shape how the story unfolds.
Why similar: Action RPG 19.4%, Space 18.8%, Sci-fi 18.1%, Choices Matter 14.2%, RPG 10.8%
- #51 Starpoint Gemini 3
70% 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% ★, Space 17%, Open World 11.9%, Action RPG 11.8%, Sci-fi 10.3%
- #52 Space Commander: War and Trade
69% 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 40.1% ★, Action RPG 15.3%, Space 12.7%, RPG 9.4%, Exploration 7.8%
- #53 Star Sonata 2
69% matchMixed68% of 289 reviews2020
Dev: Landauer Games
Windows
Median: 2.1 hrsMean: 59.8 hrs≥1hr: 60%
Star Sonata 2 is a space sandbox MMO that combines elements of action, RPG, and empire creation into a truly unique MMO. Explore the sandbox style universe, build persistent bases, construct trade ships, and even fight your way to the top and claim the Emperor’s Throne!
Why similar: Space Sim 25.7% ★, Trading 25.2% ★, Space 16.6%, Top-Down 9.8%, Physics 9.1%
- #54 Space Trash Scavenger
65% 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 28.8% ★, Space 25%, Open World 18.7%, Sci-fi 12.3%, Exploration 7.5%
- #55 Beyond Galaxyland
65% matchVery Positive88% of 323 reviews2024
Dev: Sam EnrightPub: United Label
Windows
Median: 3.2 hrsMean: 5.2 hrs≥1hr: 82%
Beyond Galaxyland is a thrilling adventure-RPG combining cosmic exploration, strategic turn-based combat, and epic boss battle events across a vast solar system. Join Doug and his gun-toting guinea pig on an exhilarating quest to save Earth, itself.
Why similar: Space 25.9%, Sci-fi 23.2%, RPG 14.2%, Exploration 12.3%, Story Rich 9%
- #56 Approaching Infinity
62% matchOverwhelmingly Positive95% of 709 reviews2025
Dev: IBOL
Windows
Median: 3.9 hrsMean: 7.3 hrs≥1hr: 75%
Approaching Infinity is a turn-based space RPG in the spirit of the sci-fi classics, with endless progression and exploration. Fight tactical battles or use diplomacy. Seek powerful artifacts. Quest, mine, trade, and craft. Level up forever or attempt 10 victories in hardcore or adventure mode.
Why similar: Space Sim 27.9% ★, Open World 18.3%, Space 17.5%, Sci-fi 16%, Exploration 8.7%
- #57 Starship Inspector
67% matchMixed61% of 51 reviews2021
Dev: Vedanta Team
Windows
Starship Inspector is a Space Roguelike in which every choice you make matters. Save a galaxy or rescue your crew member? Serve an evil empire or help an ancient tribe? You'll constantly have to make hard decisions and deal with consequences.
Why similar: Space Sim 25.8% ★, Space 20.9%, Sci-fi 14.3%, RPG 11.2%, Simulation 8.1%
- #58 Star Explorers
66% 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 41% ★, Space 20.3%, Open World 16%, Sci-fi 10.7%, Exploration 6.6%