- #1 Star Singularity
97% 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 28.8%, Action RPG 23.8%, RPG 18.7%, Action 8.1%, Exploration 7.4%
- #2 Starcom: Nexus
96% matchVery Positive91% of 2,274 reviews2019
Dev: Wx3 Labs, LLC
Windows · Linux
Median: 3.8 hrsMean: 13.6 hrs≥1hr: 84%
Suddenly thrown into an unknown galaxy, you must explore, fight or befriend aliens and transform your ship from a small survey vessel into a powerful battlecruiser to unravel the mystery of the forces that brought you here and find your way home.
Why similar: Space Sim 34.2% ★, Space 25.1%, Exploration 13.1%, RPG 9.8%, Action RPG 8.7%
- #3 Between the Stars
96% 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 37.4% ★, Space 17.2%, Tactical RPG 12.6%, RPG 9.5%, Flight 9.3%
- #4 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 34.4% ★, Space 15.2%, Action RPG 13.5%, Exploration 10%, Aliens 7.8%
- #5 Sector Space
94% 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 59.8% ★, RPG 17.1%, Exploration 12.7%, Space 5.5%, Action 2.1%
- #6 Voyager-19
93% matchVery Positive88% of 941 reviews2024
Dev: MizizizizPub: Deep Root Interactive
Windows · Mac · Linux
A short horror game where you control a decaying spacecraft exploring distant star systems.
Why similar: Space Sim 40.9% ★, Space 16.9%, Lovecraftian 16.1%, Exploration 11.1%, Aliens 7.4%
- #7 Event Horizon
94% 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: RPG 42.5%, Space 28.9%, Action 18.9%, Indie 9.7%
- #8 Command Deck
92% matchVery Positive99% of 76 reviews2025
Dev: k-critical
Windows · Mac
A sci-fi roguelike deckbuilder where you explore the galaxy, face hostile aliens, and upgrade your starship. It will take adaptability and strategic thinking to survive and uncover the secret your enemies want to keep hidden.
Why similar: Spaceships 52.1% ★, Space Sim 23.7% ★, Space 9.6%, Exploration 7.1%, Combat 4.5%
- #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 Sim 43.6% ★, Space 33.8%, RPG 9.4%, Exploration 5%, Action 3%
- #10 Ghost Signal: A Stellaris Game
91% matchVery Positive93% of 101 reviews2023
Dev: Windswept InteractivePub: Fast Travel Games
Windows
Ghost Signal is a VR action roguelite set in the Stellaris universe, where you captain your ship to battle a multitude of alien species. Partake in dynamic space wars, encounter planet sized creatures, gather valuable loot to conduct research, and more. No journey is the same.
Why similar: Spaceships 54.5% ★, Space 15.7%, Action-Adventure 8.9%, Aliens 8.9%, Action 4.9%
- #11 Out of Orbit
90% matchVery Positive80% of 125 reviews2023
Dev: Case Yellow Labs
Windows
Design, build, or pirate spaceships. Build bases on planets. Explore endless randomly generated universes, travel through black holes, command your crew, survive cosmic events, collect and trade materials, battle epic bosses, and much more. The sky is the limit, literally!
Why similar: Spaceships 60.2% ★, Space 9.8%, RPG 8.6%, Exploration 8.1%, Combat 4.4%
- #12 Hellpoint
89% matchMostly Positive73% of 4,436 reviews2020
Dev: Cradle GamesPub: tinyBuild
Windows · Mac · Linux
Median: 4.3 hrsMean: 9.4 hrs≥1hr: 88%
Hellpoint is an intense action RPG taking place on Irid Novo, a derelict space station soaked in an intoxicating dark sci fi atmosphere. Fight dreadful creatures, face the Cosmic Gods and unravel their twisted story. Should the challenge be too great, play with a friend in local or online coop.
Why similar: Lovecraftian 36.9%, Action RPG 28.4%, RPG 17%, Action 7.4%, Adventure 5.1%
- #13 BossConstructor
89% 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 36.8%, RPG 29.2%, Exploration 13%, Action 12.5%, Indie 6.6%
- #14 Space Pirates and Zombies
87% 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 44.6%, Spaceships 16.5% ★, RPG 13.1%, Exploration 11.6%, Action 7.9%
- #15 Starpoint Gemini 3
88% 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: Spaceships 41.8% ★, Space Sim 26.6% ★, Action RPG 9.5%, Space 8.3%, Exploration 6.4%
- #16 Catharage
85% matchVery Positive82% of 51 reviews2025
Dev: Björn MichalskiPub: Games Foundation GmbH
Windows
A space tactics extraction roguelite. Explore space, pick fights, collect loot, then escape. Upgrade and unlock new ships to strengthen your fleet and face tougher foes.
Why similar: Space Sim 32.2% ★, Flight 32.1%, Exploration 12.2%, PvE 11%, RPG 5%
- #17 Project Genesis
86% matchVery Positive81% of 125 reviews2020
Dev: 8 CIRCUIT STUDIOS
Windows
Explore inter-galactic space in Project Genesis, a fast-paced first-person shooter featuring deep space combat in sci-fi battle craft. Fight as a conscious AI in sci-fi environments while navigating the complex forces competing for stellar domination.
Why similar: Space Sim 36.6% ★, Flight 25.5%, Space 24.8%, Action 6.8%, Combat 3.4%
- #18 Scavenger SV-4
86% matchVery Positive91% of 590 reviews2018
Dev: Deric RuhlPub: HoroArch
Windows
Median: 1.4 hrsMean: 3.7 hrs≥1hr: 65%
Scavenger SV-4 is a highly replayable atmospheric first-person science fiction game. Part simulator, part roguelike, it has elements of action, combat, resource management, and a dash of horror. It is not quite like any game you have played before.
Why similar: Space 45.7%, Exploration 25.4%, Action 10.6%, Adventure 9.2%, Indie 6%
- #19 Underspace
84% matchVery Positive82% of 431 reviews2024
Dev: Pastaspace InteractivePub: Camlann Games
Windows
Median: 36 minMean: 5.3 hrs≥1hr: 42%
The spiritual successor to Freelancer with a Lovecraftian, sandbox RPG twist. Explore a vast handmade universe with Day 1 mod support and a planned PvP/co-op multiplayer on the Early Access roadmap. You're going to need a bigger ship.
Why similar: Space Sim 28.3% ★, Flight 26.4%, Lovecraftian 14.5%, Space 9%, Exploration 6.5%
- #20 Void Sails
82% matchMostly Positive75% of 59 reviews2025
Dev: Ticking Clock Games
Windows
VOID SAILS is a single-player adventure where you captain a flying ship across uncharted space. Sail through mysterious worlds, battle powerful foes, and make story-defining choices. Uncover dark secrets in a game where every discovery could bring you closer to the truth—or to madness.
Why similar: Lovecraftian 36.6%, Exploration 17.7%, RPG 12.2%, Space 10.3%, Action RPG 9.7%
- #21 Stygian: Outer Gods
81% matchVery Positive85% of 611 reviews2025
Dev: Misterial GamesPub: Fulqrum Publishing
Windows
Median: 1.4 hrsMean: 3.7 hrs≥1hr: 59%
Dive into a hostile world that challenges your very existence, in this survival horror game with RPG elements. Unravel a thousand-year-old mystery, risk your sanity and face the Outer Gods with your skills. Every bullet and every decision counts now, are you up to the task?
Why similar: Lovecraftian 40.6%, Action RPG 27.7%, Action-Adventure 15.2%, RPG 11.7%, Action 4.8%
- #22 Captain Starshot
83% matchMostly Positive73% of 276 reviews2019
Dev: Double Door Games
Windows
Fight fierce hostile alien space ships to neutralize their defenses before you board their ships and battle intense on-foot encounters. Eliminate their forces and steal their technology to upgrade your squad with different abilities and save the galaxy!
Why similar: Aliens 29.8%, Space 28.2%, RPG 15.6%, Action 9.9%, Adventure 8.1%
- #23 HELL OF FEAR: Mind Breach
81% matchVery Positive90% of 109 reviews2025
Dev: Abyss AssemblyPub: GameDev.ist
Windows
Step into the boots of Major Axel Vex in this survival horror descent into deep space. You embark on a mission to investigate a distress signal coming from Cengona Base. What starts off as a simple mission quickly turns into a terrifying, action-packed fight for survival.
Why similar: Space 44.2%, Action-Adventure 27.8%, Exploration 10.4%, Action 8.4%, Adventure 5.6%
- #24 Deep Eclipse: New Space Odyssey
84% matchMixed67% of 252 reviews2014
Dev: Ultravision InteractivePub: Conglomerate 5
Windows
Median: 3.1 hrsMean: 6.7 hrs≥1hr: 92%
Deep Eclipse: New Space Odyssey is the ultimate space thriller in the best tradition of the genre. You're the pilot of a space fighter, accidentally catapulted into a parallel universe populated by hostile alien creatures; and they're not happy to see you! To get out of this hell, do your best, to destroy hordes of enemies.
Why similar: Space Sim 60.9% ★, Space 22.6%, Action 6.3%, Combat 6.1%, Indie 3.1%
- #25 The Wraith of the Galaxy
82% matchMostly Positive78% of 186 reviews2023
Dev: Whale Rock Games
Windows
The Wraith of the Galaxy is a third-person space combat game. Aliens have taken over outer space in order to conduct experiments on entire planets. Destroy them or they will destroy you.
Why similar: Flight 58.1%, Space 15.9%, 3D 8.5%, Action 6.8%, Combat 5.5%
- #26 Transcendence
80% 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 36.2% ★, Action RPG 21.4%, Space 17.1%, Exploration 12.9%, RPG 6.7%
- #27 Battlevoid: Harbinger
79% 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 79.1%, Action 11.9%, Indie 6.3%, Singleplayer 2.7%
- #28 Space Impossible
78% matchVery Positive95% of 141 reviews2016
Dev: Happy Polygon
Windows · Mac · Linux
Take control of a fully destructible spaceship and explore, blast or trade your way through the cosmos, alone or with friends. Every tile matters, as you dogfight, maneuver or speed your way past friendly traders, hostile aliens, and impressive space navies. What will you do, Captain?
Why similar: Space 34.7%, Action 27.9%, Adventure 22.8%, Indie 14.6%
- #29 Space Commander: War and Trade
78% 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 31.8% ★, Flight 21.1%, Action RPG 11.7%, Aliens 8.5%, Exploration 7.8%
- #30 Celestial Command
79% matchMixed63% of 687 reviews2014
Dev: Romenics
Windows · Mac · Linux
Median: 1.5 hrsMean: 6.3 hrs≥1hr: 62%
Mine asteroids, salvage space debris, design your own small or massive spacecraft using individual functional components, complete missions, and engage in battles against enemies in a vast galaxy with realistic physics based on orbital mechanics or in a classic physics mode.
Why similar: Space Sim 42.9% ★, Space 33.2%, RPG 11%, Action 5.6%, Adventure 4.2%
- #31 Silent Sector
77% 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 36.8% ★, Action RPG 16.7%, Aliens 13.2%, Space 12%, Exploration 7.7%
- #32 Hell Dive
75% matchVery Positive94% of 67 reviews2025
Dev: Teacup Games
Windows
Hell Dive is a first-person horror game where you are a Maritime Operative alone aboard a submarine. Sent on a mission to revive an abandoned deep-sea colony, you uncover dark secrets as terrifying and deadly horrors await in its depths
Why similar: Lovecraftian 69.1%, Exploration 23.9%, Adventure 4.9%, Singleplayer 2.1%
- #33 Nonentity Galaxy
73% matchVery Positive95% of 493 reviews2026
Dev: Brick-Up StudioPub: 2P Games
Windows
Fight, Scavenge, Survive, and File Your Taxes. A grim yet hilarious space strategy roguelite where you must balance hull integrity against your company's relentless profit margins. Warning: Contains lethal doses of dark humor and corporate exploitation.
Why similar: Space Sim 74.9% ★, Space 22.4%, Indie 2.7%
- #34 Deadnaut: Signal Lost
76% matchVery Positive87% of 93 reviews2023
Dev: Screwfly Studios
Windows · Linux
Deadnaut: Signal Lost is a sci-fi horror turn-based roguelike where loyalty isn't earned - it's installed. Scavenge derelict ships and abandoned moons filled with hellish creatures, brutal AI and insanity storms. Gather gear and upgrades to fight or evade the hi-tech supersoldiers hunting you down.
Why similar: Exploration 37.1%, RPG 23.5%, Space 19.9%, 3D 13.7%, Action 5.7%
- #35 Drox Operative
77% matchVery Positive90% of 321 reviews2014
Dev: Soldak Entertainment
Windows · Mac · Linux
Median: 4.0 hrsMean: 7.9 hrs≥1hr: 87%
Drox Operative is a starship action RPG with warring alien races, fierce space battles, a dynamic, evolving galaxy, and co-op multiplayer for Windows and Mac.Eons ago the Drox ruled the galaxy through their mighty Operatives. These elite starship captains were trained to accomplish the impossible at whatever cost necessary.
Why similar: Space 34%, Action RPG 33.8%, RPG 18.5%, Action 8.1%, Indie 4.2%
- #36 Shortest Trip to Earth
75% matchMostly Positive77% of 1,426 reviews2019
Dev: Interactive Fate
Windows · Linux
Median: 3.2 hrsMean: 6.6 hrs≥1hr: 88%
Shortest Trip to Earth is a roguelike spaceship simulator focused on exploration, ship management and tactical battles. Embark on a perilous journey across the universe with nuclear missiles, armed crew and a cat.
Why similar: Spaceships 50.2% ★, Space Sim 21.6% ★, Space 10.1%, Aliens 8.4%, Exploration 7.5%
- #37 Earth's Shadow
74% matchVery Positive91% of 94 reviews2023
Dev: WRF Studios
Windows
Earth's Shadow is a third person action Sci-Fi dungeon crawler set in the year 3081 on planet Sumbra; a remote alien planet where legends of valuable relics surround this black world, calling to the greedy and brave explorers seeking a bright future... but end up uncovering an even darker past.
Why similar: Action RPG 32.7%, Aliens 22.6%, Exploration 17.7%, RPG 16.9%, Action 7.4%
- #38 Precursors
76% matchMixed68% of 111 reviews2017
Dev: Deep ShadowsPub: GFI
Windows
Median: 54 minMean: 8.6 hrs≥1hr: 47%
Precursors, predecessors, the legend of galaxy… Who are carrying the forebear’s genes among existing races, we can suppose only… Worlds of galaxy are everlasting, beautiful, unique and dangerous. Some of them are inhabited, some ruined and deserted, other - just a smugglers trans-shipment stations.
Why similar: Space Sim 45.1% ★, Action RPG 15.3%, Exploration 12.3%, Action-Adventure 8.9%, RPG 6.6%
- #39 Hell is Us
70% matchVery Positive87% of 5,146 reviews2025
Dev: Rogue FactorPub: Nacon
Windows
Median: 6.7 hrsMean: 14.1 hrs≥1hr: 84%
If war is the closest we get to hell on earth, it's because Earth harbours the worst of demons: humankind. In an isolated country ravaged by infighting, discover the secrets of your past and deal with the repercussions of a mysterious calamity.
Why similar: Action RPG 22.9%, Exploration 17.7%, Action-Adventure 14.5%, RPG 13.6%, Lovecraftian 11.9%
- #40 Ketz: Galactic Overlords
71% matchMostly Positive71% of 362 reviews2025
Dev: Keep Games
Windows
Sci-fantasy themed roguelite horde survival game with RPG elements. Choose your character, collect various gear, and create game-breaking builds using powerful skills from the Galactic Leaders!
Why similar: Action RPG 47.8%, RPG 23.3%, 3D 9.2%, Action 8.7%, Adventure 5.4%
- #41 Wayward Terran Frontier: Zero Falls
74% 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 59.7% ★, Space 15.4%, RPG 10%, Exploration 9.1%, Adventure 2.5%
- #42 Stellar Tactics
69% 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: CRPG 39.7%, Tactical RPG 32.6%, Exploration 11%, Space 7.9%, RPG 6.7%
- #43 QANGA
71% matchMostly Positive75% of 553 reviews2024
Dev: iolaCorp Studio
Windows
QANGA: Dive into a sci-fi adventure of exploration and resilience across the cosmos. Merge your mind with a state-of-the-art cyborg crafted by ICLabs Industries, and journey through this expansive universe!
Why similar: Space Sim 54.9% ★, Space 16.5%, Exploration 13.1%, RPG 8.9%, Adventure 3%
- #44 Relic Odyssey : Ruins Of Xantao
70% matchVery Positive96% of 114 reviews2024
Dev: Honour Bound Game Studios Inc.
Windows
Fight off disgusting beasts and enemies, drill for resources, search for ancient relics, craft technology and upgrades, and use a glove with special abilities in an adventure packed with action!
Why similar: Space 22.8%, Exploration 21.6%, Action-Adventure 20.5%, Combat 13.1%, 3D 10.3%
- #45 Voidship: The Long Journey
73% matchMostly Positive74% of 148 reviews2019
Dev: Cydonian Games
Windows
Design your battleship and fight your way through unforgiving space. This is a tale of a lone spaceship on a centuries-long mission. As the captain, you´ll make strategic decisions, explore unknown sectors, meet allies and enemies, gather resources, technology and crew. To battle stations!
Why similar: Space 42%, Exploration 19.9%, Action 17.8%, Indie 10%, Adventure 7.3%
- #46 Hell Clock
67% matchVery Positive84% of 3,413 reviews2025
Dev: Rogue SnailPub: Mad Mushroom
Windows
Median: 6.7 hrsMean: 9.6 hrs≥1hr: 88%
Forge powerful builds with endless loot in this relentless combination of Roguelike and ARPG. Blast through dungeons and unleash inhuman powers in a dark fantasy twist on Brazil’s War of Canudos.
Why similar: Action RPG 68.2%, RPG 14.4%, 3D 9%, Action 6.1%, Singleplayer 2.2%
- #47 Into the Void
73% matchMixed63% of 136 reviews2015
Dev: Mozg Labs
Windows · Mac · Linux
Median: 5.5 hrsMean: 13.8 hrs≥1hr: 98%
Into the Void is a strategy RPG and exploration sci-fi game with an epic story and intense battles. Travel through space and discover the origin of a cosmic threat which destroyed Earth centuries ago. Fight or cooperate with the different factions; be a leader !
Why similar: Space 33.7%, Tactical RPG 30.4%, RPG 14.1%, Exploration 10.1%, Adventure 7.3%
- #48 Galaxy Highways
69% matchVery Positive98% of 54 reviews2025
Dev: Nanopike
Windows · Mac
An indie story-driven space shooter with intense battles, escalating enemy waves, and massive boss fights. Choose and upgrade ships, unlock powerful weapons, and protect your allies. Upgrade your base and construct a battleship to take on even stronger enemies. All set to a rock & synth soundtrack.
Why similar: Action-Adventure 27.1%, Exploration 21.9%, Space 17.7%, RPG 16.6%, Action 7.4%
- #49 Within the Cosmos
70% 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 27.4%, Exploration 18.3%, Space 16.1%, Action-Adventure 15.9%, RPG 14.2%
- #50 Salvation Prophecy
72% matchMixed67% of 227 reviews2013
Dev: Firedance Games
Windows · Linux
Median: 54 minMean: 4.8 hrs≥1hr: 49%
Salvation Prophecy is a military space epic. Human, mutant, and robotic factions are at war for galactic domination. Battles rage as space fleets collide. Invaders clash against fortified enemy colonies. Yet the greatest danger is the impending annihilation foretold by an apocalyptic prophecy.
Why similar: Space 41.9%, RPG 35.9%, Action 15.8%, Indie 6.3%
- #51 Darkstar One
71% matchVery Positive83% of 609 reviews2008
Dev: Ascaron Entertainment ltd.Pub: Strategy First
Windows
Median: 1.0 hrsMean: 8.8 hrs≥1hr: 50%
Darkstar One offers a fantastic amount of freedom of choice. The story-based missions gradually lead you deeper into the galaxy to new races, new technologies and ever stronger opponents. Explore a vast array of solar systems in search of hidden artifacts of ancient races, essential objects for upgrading your ship--the Darkstar One.
Why similar: Space Sim 53.2% ★, Space 23.2%, Exploration 10.2%, Action 6.7%, RPG 6.1%
- #52 Astroloot
66% matchVery Positive92% of 527 reviews2025
Dev: Andreas Hager Gaming
Windows · Mac · Linux
Loot, level up, and obliterate everything in your path. Astroloot is a sci-fi bullet heaven with deep ARPG systems, featuring a massive skill tree, deterministic crafting, and near-endless build possibilities.
Why similar: Action RPG 35.9%, Space 22.3%, PvE 20.9%, RPG 12.6%, Action 5.1%
- #53 Eldritch Survivors
68% matchMostly Positive75% of 102 reviews2025
Dev: Ghost Button
Windows
Uncover the secrets behind the protagonists' fate, trapped in an endless cycle of death. Eldritch Survivor is a survival-like game that maximizes both the narrative and the excitement of each dungeon encounter. Immerse yourself in a 99% pure Lovecraftian world and confront the terror of the unknown.
Why similar: Lovecraftian 66.6%, Action 25.5%, Singleplayer 8%
- #54 Star Vortex
67% matchVery Positive85% of 128 reviews2025
Dev: Zorg GamesPub: Hunted Cow Games
Windows
Star Vortex is a fast paced Action-RPG inspired by classics of the genre. Design your ship, fight your way through hostile alien sectors, upgrade as you salvage rare weapons and experiment with different builds until nothing can stand against you.
Why similar: Action RPG 59.5%, Spaceships 21.5% ★, Flight 6.8%, RPG 5%, Space 4.1%
- #55 Universal Combat CE
72% matchMixed42% of 267 reviews2015
Dev: 3000AD
Windows
Median: 36 minMean: 15.8 hrs≥1hr: 45%
The ultimate space capital ship combat compendium is the evolution of hard core space combat sims. The only game of its kind currently in existence.
Why similar: Space 53.8%, Space Sim 20.8% ★, Flight 13.3%, Exploration 4.5%, Combat 2.4%
- #56 Starship EVO
68% 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 Sim 36.9% ★, Spaceships 26.5% ★, Space 21.6%, Action 6.8%, Adventure 4.8%
- #57 Ostranauts
68% 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: Spaceships 34.5% ★, Flight 26.7%, Space Sim 20.2% ★, Exploration 8.6%, Space 6.4%
- #58 HighFleet
67% matchVery Positive88% of 7,155 reviews2021
Dev: Konstantin KoshutinPub: MicroProse Software
Windows
Median: 5.1 hrsMean: 16.8 hrs≥1hr: 78%
Battle for survival in the skies of a mysterious future Earth in this unique action-strategy game mixing arcade combat, exploration, management and diplomacy. As giant flying ships wage spectacular aerial warfare, a prophecy tells of one who will save the world – could it be you?
Why similar: Exploration 52.4%, Action 16.6%, Adventure 11.6%, Indie 10%, Singleplayer 9.3%
- #59 Arcadium - Space Odyssey
66% matchVery Positive94% of 108 reviews2026
Dev: Luciano Bercini
Windows · Mac
Arcadium is a survival roguelite set in a dynamic, ever-changing universe. Journey across space, harvest planetary resources, and craft powerful builds to eradicate relentless waves of aliens. Each playthrough unveils a new and uncharted universe, ensuring endless challenges and discoveries.
Why similar: Action RPG 38.6%, Space 27.5%, Exploration 21.7%, Action 9%, Singleplayer 3.2%
- #60 Cosmic Miners
67% 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 42.9% ★, Flight 23.2%, Space 11.2%, Exploration 8.1%, Combat 5.4%