- #1 Starcom: Unknown Space
97% 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 33.2%, Space Sim 17.6% ★, Open World 9.7%, Sci-fi 8.8%, Exploration 7.4%
Why You'll Like It: As the direct sequel, it refines and expands upon every mechanic that made the original a standout exploration RPG.
- #2 Star Valor
96% 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 44%, Open World 12.1%, Sci-fi 12.1%, RPG 9.4%, Exploration 8.9%
Why You'll Like It: It excels at the modular ship building and sandbox exploration loop that players of Starcom enjoy.
- #3 VoidExpanse
96% matchMostly Positive71% of 760 reviews2015
Dev: AtomicTorch Studio
Windows · Mac · Linux
Median: 3.8 hrsMean: 6.1 hrs≥1hr: 93%
Explore the vast reaches of VoidExpanse -- mine asteroids, upgrade your ship, trade, complete missions, advance your character and survive fast-paced combat with hostile aliens and mercenaries in the rich and exciting Sci-Fi universe of VoidExpanse!
Why similar: Space 50.1%, Sci-fi 13.5%, Open World 12.7%, RPG 10.5%, Top-Down 6.1%
Why You'll Like It: It offers a very similar top-down space-sim experience with a strong focus on exploration, mining, and RPG character progression.
- #4 Gaia Beyond
95% matchMostly Positive76% of 258 reviews2020
Dev: Warp Turtle
Windows
Gaia Beyond is a handcrafted 2D Action-RPG, an exploration mix built around the core features fighting, mining and trading. Your decisions are footprints within a vast non-linear solar system. Forge alliances among numerous factions and develop relations with hundreds of NPCs.
Why similar: Space 25.9%, Space Sim 20.7% ★, Sci-fi 11.9%, Open World 10%, RPG 6.6%
Why You'll Like It: This game mirrors the top-down exploration and narrative-driven quest structure of Starcom perfectly.
- #5 Cosmoteer: Starship Architect & Commander
94% matchVery Positive95% of 12,431 reviews2022
Dev: Walternate Realities
Windows
Median: 19.3 hrsMean: 40.4 hrs≥1hr: 92%
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
Why similar: Space 32.5%, Space Sim 22.5% ★, Sci-fi 19.8%, Building 8.6%, Exploration 7.9%
Why You'll Like It: It provides the most satisfying modular ship construction and tactical combat system in the genre.
- #6 Rebel Galaxy
94% 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 48.1%, Space Sim 14.5% ★, Sci-fi 12.2%, Open World 10.5%, RPG 6.1%
Why You'll Like It: It captures the feeling of being a lone captain in a vast, dangerous galaxy with a great sense of scale and atmosphere.
- #7 Endless Sky
93% 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 49.8%, Space Sim 11.4% ★, Sci-fi 10.5%, Open World 10.4%, RPG 4.6%
Why You'll Like It: A classic open-world space exploration game that emphasizes trading, combat, and discovery in a massive galaxy.
- #8 Drox Operative 2
92% 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: Space 30.1%, RPG 22%, Sci-fi 10.5%, Action 10%, Open World 8%
Why You'll Like It: This title blends ARPG mechanics with space exploration, featuring a dynamic galaxy that reacts to your choices.
- #9 Space Pirates and Zombies
91% 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 51.6%, Sci-fi 13.1%, Open World 7.4%, RPG 7%, Top-Down 6.8%
Why You'll Like It: The top-down combat and modular ship design feel very familiar to Starcom fans looking for more action.
- #10 Transcendence
91% 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 30.9%, Space Sim 15.3% ★, Sci-fi 10.4%, Open World 9.9%, Exploration 7.9%
Why You'll Like It: A classic top-down space exploration game that focuses on upgrading your ship while traveling through dangerous star systems.
- #11 Avorion
89% 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 30.3%, Space Sim 24.7% ★, Sci-fi 12.1%, Open World 11.3%, Exploration 8.8%
Why You'll Like It: It combines procedural exploration with an incredibly deep ship-building system that allows for total creative freedom.
- #12 Landinar: Into the Void
90% 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 33.7%, Space Sim 19.4% ★, RPG 9.6%, Open World 7.9%, Sci-fi 7.3%
Why You'll Like It: A top-down space adventure that emphasizes exploration and RPG-style questing in a procedurally generated universe.
- #13 SpaceBourne 2
87% 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 33.8% ★, Space 32.8%, Open World 14.4%, RPG 12.4%, Building 6.7%
Why You'll Like It: It offers a massive, ambitious space RPG experience with extensive ship customization and exploration features.
- #14 3030 Deathwar Redux - A Space Odyssey
89% 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 37.7%, Space Sim 14.8% ★, Sci-fi 11.7%, Open World 10.3%, Exploration 6%
Why You'll Like It: It captures the adventure-focused side of space exploration with a distinct top-down perspective and retro charm.
- #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 34.7%, Space Sim 21.3% ★, Sci-fi 14.3%, Open World 9.6%, Exploration 8.3%
Why You'll Like It: It offers a unique, physics-based take on space exploration and mining that feels grounded and rewarding.
- #16 Starpoint Gemini Warlords
88% 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 38.2%, Space Sim 23.5% ★, Sci-fi 13.6%, Open World 12.7%, RPG 9.3%
Why You'll Like It: This title successfully merges RPG elements with fleet management and space exploration in a cohesive package.
- #17 Reassembly
86% 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 51.4%, Building 14.5%, Sci-fi 7.6%, Open World 7.1%, Top-Down 4.9%
Why You'll Like It: It features a unique modular ship-building system and a vibrant, procedurally generated universe to explore.
- #18 Battlevoid: Harbinger
84% 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 71.7%, Sci-fi 10.8%, Open World 6.2%, Action 5.4%, Indie 4%
Why You'll Like It: A strategic space exploration game that focuses on managing your ship and fleet against overwhelming odds.
- #19 Objects in Space
85% 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 40.3%, Space Sim 16.2% ★, RPG 13.5%, Sci-fi 7.3%, Action 6.6%
Why You'll Like It: A deep, simulation-heavy space game that focuses on the technical aspects of navigation and ship management.
- #20 Sunless Skies: Sovereign Edition
83% matchVery Positive84% of 3,416 reviews2019
Dev: Failbetter Games
Windows · Mac · Linux
Median: 2.5 hrsMean: 17.4 hrs≥1hr: 66%
SAIL THE STARS. BETRAY YOUR QUEEN. MURDER A SUN. Sunless Skies is a Gothic Horror roleplay game with a focus on exploration and exquisite storytelling.
Why similar: Space 34.7%, Exploration 18.7%, RPG 16.9%, Top-Down 11.3%, Story Rich 7.3%
Why You'll Like It: While more gothic in tone, it shares the core appeal of exploring the unknown and uncovering deep narrative mysteries.
- #21 Galaxy on Fire 2™ Full HD
84% 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 42%, Space Sim 28.4% ★, Sci-fi 11.8%, Exploration 10.5%, Action 3.6%
Why You'll Like It: A story-driven space adventure that balances exploration, trading, and combat in a polished, accessible way.
- #22 Starship EVO
82% 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 39.4%, Space Sim 15.7% ★, Sci-fi 10.5%, Building 10.2%, Open World 8%
Why You'll Like It: This game focuses heavily on the creative side of ship building and exploration within a vast sandbox environment.
- #23 Astrox Imperium
81% matchVery Positive85% of 1,210 reviews2019
Dev: Jace Masula
Windows
Median: 4.2 hrsMean: 16.4 hrs≥1hr: 67%
Astrox Imperium is a relaxing space game where you fly around a generated universe. Mining, Fighting, Building, Exploring, and Surviving. What makes this game unique? You have complete control of how it plays. A robust sandbox and lots of MOD tools. Make it your game, and play it your own way.
Why similar: Space 52.9%, Space Sim 24.7% ★, Open World 10.4%, Sci-fi 8.5%, Indie 3%
Why You'll Like It: A deep space simulation game that provides a complex RPG progression system for your ship and pilot.
- #24 Star Singularity
82% 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 33.8%, Sci-fi 14.3%, Open World 11.7%, RPG 10.1%, Top-Down 7.1%
Why You'll Like It: It provides a focused action-RPG experience in space with an emphasis on ship progression and combat.
- #25 The Long Journey Home
81% matchMixed59% of 1,915 reviews2017
Dev: Daedalic Studio WestPub: Daedalic Entertainment
Windows · Mac
Median: 3.9 hrsMean: 5.9 hrs≥1hr: 89%
The Long Journey Home combines an open world full of galaxies, planets and anomalies with quests and mechanics of a rogue-like RPG. One destination. Endless adventures. Where will this journey take you?
Why similar: Space 51.5%, RPG 16.6%, Sci-fi 12.1%, Exploration 9.8%, Indie 5.3%
Why You'll Like It: It emphasizes the struggle of exploration and the difficulty of finding your way home through a hostile galaxy.
- #26 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 40.2%, Space Sim 20.5% ★, RPG 10.3%, Sci-fi 10.1%, Open World 5.1%
- #27 Destination Sol
79% matchMostly Positive79% of 1,362 reviews2015
Dev: MovingBlocks
Windows · Mac · Linux
Median: 30 minMean: 3.8 hrs≥1hr: 30%
Pilot your ship in the seamless open world made of space, planets, and more. Find new ships and equipment, find allies and beat all the enemies in this open source space shooter!
Why similar: Space 51.1%, Open World 15.9%, RPG 15.2%, Action 6.6%, Indie 4.8%
Why You'll Like It: A straightforward, top-down space exploration game that is easy to pick up and offers a fun, arcade-like experience.
- #28 BossConstructor
80% 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 42.9%, RPG 15.6%, Building 8.9%, Sci-fi 8.2%, Action 7.3%
Why You'll Like It: This game allows for highly modular ship construction and tactical combat in a space-sim setting.
- #29 Interstellar Rift
78% 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 26.8%, Space Sim 26.2% ★, Open World 12.3%, Sci-fi 11.1%, Exploration 8.7%
Why You'll Like It: It offers a detailed ship-building experience with a focus on exploration and survival in deep space.
- #30 Darkstar One
79% 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 40.3%, Space Sim 21.6% ★, Sci-fi 13.1%, Open World 7.9%, Exploration 6%
Why You'll Like It: A classic space-sim that balances narrative-driven exploration with ship upgrades and combat.
- #31 Wayward Terran Frontier: Zero Falls
78% 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 25.9%, Space Sim 23.5% ★, Open World 11.8%, Sci-fi 9.7%, RPG 7.8%
Why You'll Like It: An open-world sandbox that allows for deep ship management and exploration in a persistent universe.
- #32 SpaceBourne
76% 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 50.6%, Space Sim 23.4% ★, RPG 14.8%, Exploration 6.7%, Indie 4.6%
- #33 X4: Foundations
74% 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 33.6%, Space Sim 28.3% ★, Sci-fi 10.4%, Exploration 9.6%, Open World 9.2%
- #34 Celestial Command
77% 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 47.9%, Space Sim 14.5% ★, Sci-fi 10.5%, RPG 7.3%, Building 5.1%
- #35 Space Commander: War and Trade
75% 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 29% ★, Space 23.1%, RPG 12.2%, Exploration 10.4%, Action RPG 8.1%
- #36 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 54.8%, Space Sim 19.6% ★, Sci-fi 12.9%, Action 6.1%, Indie 3.3%
- #37 EVERSPACE™ 2
71% 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 37.5%, Open World 13.2%, Sci-fi 11.7%, Exploration 9.7%, Action RPG 7.8%
- #38 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 55.1%, Space Sim 17% ★, Sci-fi 16.1%, Open World 5.7%, Action 4.1%
- #39 Star Traders: Frontiers
73% 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 28.8%, Space Sim 27.7% ★, Sci-fi 21.1%, Open World 11.4%, RPG 9.2%
- #40 Starpoint Gemini 3
75% 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 30.1%, Space Sim 22.4% ★, Sci-fi 11.8%, Open World 9.9%, RPG 7.9%
- #41 Space Pirates And Zombies 2
73% matchMostly Positive79% of 2,826 reviews2017
Dev: MinMax Games Ltd.
Windows · Mac · Linux
Median: 4.6 hrsMean: 13.5 hrs≥1hr: 81%
Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.
Why similar: Space 50.7%, Open World 10.8%, Sci-fi 8.7%, RPG 8.4%, Action 5%
- #42 Sector Space
70% 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 32.6% ★, RPG 18.3%, Space 12.9%, Exploration 10.1%, Top-Down 6.2%
- #43 Jitter
70% 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 29.1%, Space Sim 21.6% ★, Sci-fi 12.1%, Open World 10.9%, Exploration 7.8%
- #44 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 44%, Sci-fi 19.6%, Action 8.8%, Adventure 8.5%, Indie 5.8%
- #45 Star Explorers
72% 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 34%, Space Sim 27.2% ★, Open World 12.6%, Sci-fi 11.6%, Exploration 8.1%
- #46 Void Destroyer 2
71% 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 30.9%, Space Sim 28% ★, Open World 13.3%, Sci-fi 13.2%, Building 7%
- #47 Astrox: Hostile Space Excavation
71% 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 53.7%, Space Sim 23% ★, Open World 12.2%, Adventure 5.9%, Indie 4.8%
- #48 Space Haven
68% matchVery Positive86% of 9,719 reviews2020
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.3 hrsMean: 20.2 hrs≥1hr: 72%
Embark on a space voyage with your ragtag crew of civilians in search of a new home. Build spaceships tile by tile, create optimal gas conditions, manage the needs and moods of their crew, encounter other space-faring groups, and explore the universe in this spaceship colony simulation.
Why similar: Space 32.1%, Space Sim 22.9% ★, Sci-fi 13.7%, Open World 11.4%, Building 8.6%
- #49 Into the Stars
72% 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 79.2%, Adventure 7.2%, Action 6.8%, Indie 6.8%
- #50 Last Horizon
69% matchVery Positive81% of 260 reviews2015
Dev: Pixeljam
Windows · Mac
Median: 18 minMean: 104.8 hrs≥1hr: 32%
A minimal space exploration and survival game. Pilot the last vessel of a fallen civilization into the vast unknown, in search of a new world to call home.
Why similar: Space 59.4%, Exploration 14.2%, Action 10%, Sci-fi 9.3%, Indie 7.1%
- #51 StarMade
69% 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 45.4%, Open World 12.3%, Sci-fi 10.6%, Space Sim 9.5% ★, Building 7.3%
- #52 Event Horizon
68% matchVery Positive82% of 193 reviews2018
Dev: Pavel Zinchenko
Windows · Mac · Linux
Take command of a space fleet and start your galaxy exploration mission.
Why similar: Space 44.6%, RPG 30.2%, Action 14.7%, Indie 10.5%
- #53 Naev
68% 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 29.3%, Space Sim 21.9% ★, Sci-fi 9.3%, Open World 9.2%, Exploration 8%
- #54 Evochron Mercenary
69% 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 50.5%, Space Sim 21.5% ★, Sci-fi 12.2%, Open World 9.8%, Action 3.4%
- #55 Silent Sector
67% 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 26.4%, Space Sim 18.8% ★, Sci-fi 12.3%, Open World 9.8%, RPG 7.7%
- #56 Star Control®: Origins
67% matchMostly Positive74% of 2,670 reviews2018
Dev: Stardock Entertainment
Windows
Median: 5.6 hrsMean: 12.0 hrs≥1hr: 89%
Star Control is a space role-playing game in which you command Earth's first interstellar starship on a mission to save the Earth from hostile alien empires.
Why similar: Space 44.9%, Sci-fi 20%, Exploration 14.5%, Story Rich 8%, Action 6.4%
- #57 Stellar Tactics
62% matchVery Positive80% of 1,560 reviews2026
Dev: Don WilkinsPub: Maverick Games
Windows
Median: 3.0 hrsMean: 14.6 hrs≥1hr: 65%
A Sci-Fi role-playing game featuring turn-based ground combat, space exploration, deep character customization and a massive living universe with thousands of star systems. Equip your ships with the best equipment you can find, gather a powerful crew of mercenaries and set out into the void!
Why similar: Space 34.3%, Exploration 16.2%, Open World 15.6%, Sci-fi 15.6%, RPG 13.5%
- #58 Rodina
66% matchVery Positive93% of 1,329 reviews2014
Dev: Elliptic Games
Windows
Median: 2.8 hrsMean: 6.4 hrs≥1hr: 71%
A single-developer passion project. A seamless full scale solar system. Thrilling action. Be part of an incredible journey as a Universe is built from the ground up!
Why similar: Space 44.5%, Open World 13.1%, Space Sim 12.2% ★, Sci-fi 11.3%, Exploration 10.5%
- #59 Subdivision Infinity DX
67% 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 36.2%, Space Sim 24.6% ★, Sci-fi 14.5%, Exploration 7.4%, Action 7.2%
- #60 Little-Known Galaxy
63% matchVery Positive88% of 725 reviews2024
Dev: Carbon & Kay
Windows · Mac
Join Space Alliance as a new captain-in-training and work with your crew to solve the mysteries of an ancient relic found on the Grey Planet. Little-Known Galaxy is a cozy single-player RPG space adventure full of friendly characters, exploration, crafting, and farming.
Why similar: Space Sim 24.5% ★, Space 24.4%, Sci-fi 14.2%, Open World 10.9%, RPG 9.1%