- #1 Evochron Legacy SE
97% 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 23.1% ★, Space 19.9%, TrackIR 16.9% ★, Simulation 8.1%, Sandbox 7.5%
Why You'll Like It: This is the direct, refined successor to the seed game, offering improved graphics and expanded gameplay mechanics while retaining the core flight model.
- #2 Elite Dangerous
96% 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 30.8% ★, Space 28.1%, Open World 10.1%, Sci-fi 7.2%, Simulation 7.1%
Why You'll Like It: It is the gold standard for open-world space simulation, featuring a 1:1 scale galaxy and a flight model that rewards mastery of Newtonian-inspired physics.
- #3 X4: Foundations
96% 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 26% ★, Space 23%, Sandbox 10.4%, Trading 10.1% ★, Simulation 8.9%
Why You'll Like It: It offers a deep, complex sandbox economy and fleet management system that provides the same long-term strategic satisfaction as the Evochron series.
- #4 Avorion
95% 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 25.1% ★, Space 23%, Flight 10.4%, Sandbox 10.2%, Open World 9.2%
Why You'll Like It: This game combines complex, physics-based ship building with a vast, procedurally generated galaxy that encourages exploration and trade.
- #5 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 40.1% ★, Space 29%, Flight 17.2%, Open World 13.6%
Why You'll Like It: An expansive indie space-sim that focuses heavily on the mercenary lifestyle, offering deep character progression and total sandbox freedom.
- #6 X3: Terran Conflict
94% 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 39.8%, Space Sim 17.8% ★, Simulation 11.1%, Sandbox 8.6%, Sci-fi 6.8%
Why You'll Like It: A classic sandbox space sim that remains a staple for its deep economic simulation and player-driven universe.
- #7 Infinity: Battlescape
94% matchVery Positive80% of 751 reviews2019
Dev: I-Novae Studios, LLC
Windows
Median: 2.9 hrsMean: 10.0 hrs≥1hr: 74%
Infinity: Battlescape is a multiplayer space combat sim supporting hundreds of players on a single server. Join one of the corporate factions and fight for domination of a seamless, true-to-scale procedural star system. Participate in massive space and planetary battles involving hundreds of ships.
Why similar: Space 39.7%, Space Sim 28.7% ★, Simulation 15.5%, Sci-fi 8.1%, Action 4.5%
Why You'll Like It: This title excels at seamless, large-scale space-to-planet transitions and high-fidelity combat that mirrors the technical ambition of Evochron.
- #8 EVERSPACE™ 2
92% 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 42.6%, Open World 16%, Flight 14.8%, Simulation 12%, Sci-fi 10.7%
Why You'll Like It: While more action-oriented, it provides a highly polished space exploration experience with deep ship customization and rewarding combat loops.
- #9 Rebel Galaxy
91% 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 46%, Space Sim 18.5% ★, Open World 10.8%, Sci-fi 9.4%, Simulation 4.9%
Why You'll Like It: Captures the gritty, mercenary-for-hire feel in a vast, open-world galaxy with a focus on ship-to-ship broadside combat.
- #10 Interstellar Rift
91% 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 29% ★, Space 22.2%, Open World 10.9%, Sandbox 10.6%, Trading 9.5% ★
Why You'll Like It: A sandbox space sim that emphasizes complex ship construction and multi-crew mechanics in a persistent, open universe.
- #11 Astrox Imperium
90% 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 39%, Space Sim 24.4% ★, Simulation 11.6%, Sandbox 9.5%, Open World 8.2%
Why You'll Like It: A solo-developed space sim that captures the indie, sandbox spirit of Evochron with a focus on mining, trading, and combat.
- #12 Starpoint Gemini Warlords
89% 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 29.1%, Space Sim 24% ★, Open World 10.4%, Simulation 9.3%, Sandbox 8.6%
Why You'll Like It: It blends tactical fleet combat with RPG elements, perfect for players who want to transition from a single mercenary ship to a fleet commander.
- #13 Rodina
89% 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 42.9%, Space Sim 15.8% ★, Open World 13.5%, Sandbox 10.4%, Sci-fi 8.7%
Why You'll Like It: Features a unique, physics-based approach to space exploration with an emphasis on ship interior management and seamless planetary landing.
- #14 No Man's Sky
87% matchVery Positive85% of 402,164 reviews2016
Dev: Hello Games
Windows · Mac
Median: 20.2 hrsMean: 70.4 hrs≥1hr: 94%
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
Why similar: Space 37.6%, Open World 16.4%, Space Sim 16.4% ★, Sci-fi 10.2%, Sandbox 9.2%
Why You'll Like It: It captures the seamless planet-to-space exploration experience better than almost any other game, focusing on discovery and survival.
- #15 Void Destroyer 2
88% 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 24.9% ★, Space 20.5%, Sandbox 9.7%, Open World 9.5%, Simulation 8.2%
Why You'll Like It: Combines space combat, strategy, and sandbox elements to create a mercenary experience that feels both personal and large-scale.
- #16 Endless Sky
86% 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 14.2% ★, Open World 10.4%, Sci-fi 7.9%, Simulation 7.3%
Why You'll Like It: A top-down sandbox that perfectly captures the classic mercenary trading and combat loop with a vast, interconnected star map.
- #17 Darkstar One
86% 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 39.7%, Space Sim 28.5% ★, Sci-fi 10.4%, Open World 8.4%, Simulation 7.9%
Why You'll Like It: A classic space-sim that focuses on trading, combat, and modular ship upgrades within an engaging, open galaxy.
- #18 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 35.4%, Space Sim 24.1% ★, Simulation 11.8%, Sci-fi 7.2%, Sandbox 7%
Why You'll Like It: Focuses on the role of a captain in a massive, open-world space environment with a strong emphasis on combat and ship management.
- #19 Starcom: Nexus
84% 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 50.5%, Space Sim 21.5% ★, Sci-fi 12.2%, Open World 9.8%, Action 3.4%
Why You'll Like It: Focuses on exploration and ship modularity, rewarding curiosity and experimentation in a way that feels very satisfying for sandbox fans.
- #20 Miner Wars 2081
85% 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 44.5%, Simulation 28.6%, Action 10.7%, Sci-fi 9%, Indie 7.2%
Why You'll Like It: Features physics-based mining and combat in a destructible environment, emphasizing the technical side of space operations.
- #21 Parkan 2
83% 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 43.5%, Simulation 22.4%, Space Sim 20.2% ★, Sci-fi 7.8%, Action 6.2%
Why You'll Like It: An older but highly relevant title that features seamless space-to-planet exploration and intense mercenary combat in a hostile environment.
- #22 Celestial Command
82% 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 40.7%, Space Sim 16.5% ★, Simulation 15.4%, Sandbox 11.2%, Sci-fi 7.2%
Why You'll Like It: A deep, physics-based space construction and simulation game that challenges players to build functional ships from scratch.
- #23 VoidExpanse
82% 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 47.5%, Open World 12.9%, Sandbox 11.2%, Sci-fi 10.3%, Simulation 8.8%
Why You'll Like It: A top-down space sim that offers deep character progression, faction politics, and open-world exploration.
- #24 3030 Deathwar Redux - A Space Odyssey
79% 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 35.1%, Space Sim 18.5% ★, Simulation 12.3%, Open World 10.3%, Sci-fi 8.8%
Why You'll Like It: An open-world space adventure that blends trading, combat, and exploration with a distinct, retro-inspired aesthetic.
- #25 Starship EVO
78% 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 32.2%, Space Sim 17.2% ★, Simulation 14.3%, Sandbox 11.4%, Open World 7%
Why You'll Like It: Focuses on complex ship building and physics-based interaction in a sandbox setting, allowing for incredible creative freedom.
- #26 Starcom: Unknown Space
75% 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 42.6%, Space Sim 30.2% ★, Open World 13.3%, Sci-fi 9%, Action 2.4%
- #27 X3: Reunion
80% 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 35.4%, Space Sim 22.5% ★, Simulation 10.6%, Sandbox 8.1%, Sci-fi 7.2%
Why You'll Like It: The foundational sandbox experience that defined the modern space-sim genre for many enthusiasts.
- #28 Star Valor
76% 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 49.8%, Sandbox 17.8%, Open World 14.7%, Sci-fi 11%, Action 4.4%
- #29 Empyrion - Galactic Survival
76% matchMostly Positive79% of 34,087 reviews2020
Dev: Eleon Game Studios
Windows
Median: 6.3 hrsMean: 76.7 hrs≥1hr: 77%
Build and explore in a true space sandbox survival adventure. Construct mighty capital vessels, sprawling planetary settlements, and vast space stations in your galactic journey to discover the mysteries of Empyrion!
Why similar: Space 26.9%, Space Sim 24.7% ★, Simulation 11.7%, Open World 10.6%, Sandbox 9.8%
- #30 Kinetic Void
81% 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 47.4%, Simulation 14.7%, Sandbox 10.7%, Space Sim 10.5% ★, Sci-fi 8.4%
Why You'll Like It: A sandbox space sim that allows for extreme ship customization and modular design, perfect for players who love tinkering with ship specs.
- #31 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 51.5%, Simulation 24.1%, Open World 12.7%, Indie 5.9%, Action 5.8%
Why You'll Like It: A sandbox space sim that emphasizes trading and combat in a procedurally generated universe with a focus on player agency.
- #32 PULSAR: Lost Colony
75% 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 30.7% ★, Space 26.7%, Open World 11.7%, Simulation 10.9%, Sci-fi 9.3%
- #33 SpaceBourne
77% 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 46.8%, Space Sim 29% ★, Simulation 19.9%, Indie 4.3%
- #34 Project Freedom
78% 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 41.7%, Simulation 37%, Action 11.3%, Sci-fi 10%
Why You'll Like It: A classic space combat sim that captures the action-oriented side of mercenary work with a focus on mission-based progression.
- #35 ΔV: Rings of Saturn
73% 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 32.8%, Space Sim 27% ★, Sci-fi 10.9%, Open World 9.7%, Simulation 8.9%
- #36 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 41%, Space Sim 17% ★, Simulation 16.3%, Sci-fi 9.7%, Sandbox 6.5%
- #37 EVERSPACE™
73% 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 49.7%, Space Sim 23.9% ★, Sci-fi 9.4%, Flight 7.5%, Action 4.8%
- #38 StarMade
74% matchMixed68% of 2,981 reviews2014
Dev: Schine GmbH
Windows · Mac · Linux
Median: 1.3 hrsMean: 18.8 hrs≥1hr: 54%
The ultimate space sandbox. Participate in epic fleet battles, form alliances, strive to dominate entire galaxies and harness the universe’s resources for your industrious empire or the destruction of others. Customise your experience, the universe is yours!
Why similar: Space 40%, Sandbox 14.8%, Open World 11.5%, Space Sim 11.3% ★, Sci-fi 7.5%
- #39 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 30.7% ★, Space 25.7%, Flight 9.9%, Sci-fi 9.6%, Simulation 9%
- #40 Azulgar: Star Commanders
74% 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 40.2%, Simulation 22.8%, Sci-fi 14.4%, Action 7%, Indie 5.5%
- #41 Void Crew
68% 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 40.4% ★, Space 28.3%, Flight 7.7%, Multiplayer 7.5%, Sci-fi 6.2%
- #42 EVE Online
72% 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 26.5% ★, Space 24.7%, Trading 10.4% ★, Open World 10.2%, Simulation 9.6%
- #43 Star Conflict
71% 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 33% ★, Flight 14.3%, Sandbox 12.9%, Trading 12.8% ★, Open World 12.8%
- #44 Strike Suit Zero
72% matchMostly Positive77% of 1,666 reviews2013
Dev: Born Ready Games Ltd.Pub: Born Ready Games
Windows · Mac · Linux
Median: 1.7 hrsMean: 3.4 hrs≥1hr: 70%
Immerse yourself in massive fleet battles where your dog-fighting skills will directly affect the fate of the cosmos.
Why similar: Space 47.1%, Space Sim 14.8% ★, Sci-fi 11.9%, Simulation 9.7%, Flight 8.9%
- #45 Star Traders: Frontiers
69% 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 26.1% ★, Space 20.2%, Sci-fi 11.9%, Trading 11.5% ★, Sandbox 11%
- #46 Helium Rain
70% 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 38.9% ★, Space 36%, Simulation 14%, Trading 5.2% ★, Indie 2.9%
- #47 Space Pirates and Zombies
70% 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 62.5%, Sci-fi 12.8%, Open World 9.6%, Sandbox 6.5%, Action 4.9%
- #48 Starpoint Gemini
73% 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 39.4%, Simulation 27.8%, Space Sim 21.5% ★, Sci-fi 9.9%, Indie 1.4%
- #49 Take On Mars
71% matchMixed55% of 2,023 reviews2017
Dev: Bohemia Interactive
Windows
Median: 3.0 hrsMean: 10.5 hrs≥1hr: 87%
Take On Mars places you right in the middle of mankind’s most exciting undertaking. Start out in the seat of a rover operator, finish as the first human to have ever set foot on the Red Planet.
Why similar: Space 39.8%, Space Sim 22.3% ★, Simulation 18.2%, Sandbox 8.5%, Open World 4.9%
- #50 Into the Stars
71% matchMixed41% of 537 reviews2016
Dev: Fugitive GamesPub: Iceberg Interactive
Windows
Median: 3.2 hrsMean: 4.3 hrs≥1hr: 80%
Take the role of Captain in this Space Survival Simulation as you explore a massive star system in search of a new home for humanity. Outfit your ship, hand pick your crew and set off on a journey through an open-world where you must scavenge resources, shelter civilians and outrun a hostile alien force.
Why similar: Space 62.6%, Simulation 27.3%, Indie 5.5%, Action 4.7%
- #51 Landinar: Into the Void
69% 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 38%, Space Sim 29.3% ★, Open World 9.5%, Sandbox 8.3%, Sci-fi 6.6%
- #52 Interstellar Pilot 2
66% matchVery Positive92% of 153 reviews2023
Dev: Pixelfactor Ltd.
Windows
The hit mobile game Interstellar Pilot 2 has come to Steam. Join the TEF forces heading to the Gatopean sector to find a new home for mankind. Play how you like in this open world space-sim developed by Pixelfactor.
Why similar: Space Sim 28.1% ★, Space 20.4%, Simulation 17.8%, Sandbox 12.6%, Open World 7.2%
- #53 Astrox: Hostile Space Excavation
68% 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 38.7%, Space Sim 22.2% ★, Simulation 15.1%, Sandbox 11.2%, Open World 9.4%
- #54 Objects in Space
69% 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 37.5%, Simulation 21.7%, Space Sim 20.3% ★, Sci-fi 5.4%, Action 5.4%
- #55 Ostranauts
66% 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 21.6%, Space Sim 21.4% ★, Flight 16.9%, Sandbox 9%, Trading 8.5% ★
- #56 Star Trucker
63% matchMostly Positive79% of 4,997 reviews2024
Dev: Monster and MonsterPub: Raw Fury
Windows
Median: 3.3 hrsMean: 10.4 hrs≥1hr: 78%
Haul cargo, trade salvage and keep your space suit close as you search for fame and fortune among the stars in a game that puts an interstellar twist on the truck sim genre.
Why similar: Space Sim 30.1% ★, Space 28.5%, Open World 11.4%, Simulation 11%, Sci-fi 9.9%
- #57 Jitter
62% 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 30.4%, Space Sim 30.3% ★, Open World 12.2%, Sandbox 11.9%, Sci-fi 10.2%
- #58 Earth Analog
66% 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 34.4%, Space Sim 29.2% ★, Flight 12%, Simulation 11.9%, Sci-fi 9.6%
- #59 Transcendence
66% 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 37.6%, Space Sim 24.9% ★, Open World 12.9%, Sci-fi 10.2%, Trading 8.9% ★
