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Games Like Underspace

60+ similar titles based on shared tags and player behavior. Themes include Space, Sci-fi, Space Sim, Open World.

Underspace header art

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.

Reviews: Very Positive — 81% — of 442 reviews
Released: 2024-04-10
Developer: Pastaspace Interactive
Publisher: Camlann Games
Genres: Action, Adventure, Indie, RPG, Early Access
Platforms: Windows
Median playtime: 36 min
Mean playtime: 5.3 hrs
Players ≥ 1 hr: 42%

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    97% matchMostly Positive75% of 2,444 reviews2024
    Dev: Isolated Games
    Windows
    Median: 54 minMean: 8.8 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 25.6%, Space 22%, Flight 9%, RPG 8.3%, Sandbox 8%

  2. #2 SpaceBourne 2
    96% matchMostly Positive76% of 5,057 reviews2025
    Dev: Burak Dabak
    Windows
    Median: 2.4 hrsMean: 11.2 hrs≥1hr: 71%

    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: Flight 28.8%, Space Sim 28.2%, Space 11.9%, Open World 10%, Third Person 8.5%

  3. #3 EVERSPACE™ 2
    96% matchVery Positive86% of 12,733 reviews2023
    Dev: ROCKFISH Games
    Windows · Mac
    Median: 7.6 hrsMean: 28.9 hrs≥1hr: 88%

    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: Flight 28.8%, Space 20.3%, Open World 13.6%, Third Person 9.1%, Sci-fi 7.7%

  4. #4 Interstellar Rift
    95% matchMixed68% of 1,660 reviews2020
    Dev: Split PolygonPub: Iceberg Interactive
    Windows
    Median: 4.2 hrsMean: 33.5 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 26.5%, Space 11.8%, Futuristic 11.5%, Sandbox 10.5%, Open World 10.4%

  5. #5 Starcom: Unknown Space
    94% matchVery Positive93% of 4,302 reviews2024
    Dev: Wx3 Labs, LLC
    Windows
    Median: 8.4 hrsMean: 16.9 hrs≥1hr: 83%

    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 30.8%, Space 25.4%, Open World 14.3%, Sci-fi 8.3%, Exploration 7.9%

  6. #6 SpaceBourne
    94% matchMostly Positive77% of 807 reviews2020
    Dev: Burak Dabak
    Windows
    Median: 1.9 hrsMean: 9.7 hrs≥1hr: 59%

    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 37.6%, Space 35.4%, RPG 15.2%, Exploration 6.4%, Indie 5.5%

  7. #7 Void Destroyer 2
    93% matchVery Positive80% of 667 reviews2020
    Dev: Iteration 11
    Windows
    Median: 2.8 hrsMean: 14.5 hrs≥1hr: 75%

    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 27.2%, Flight 20.9%, Space 13%, Sandbox 11.4%, Open World 10.8%

  8. #8 Avorion
    92% matchVery Positive90% of 14,391 reviews2020
    Dev: Boxelware
    Windows · Mac · Linux
    Median: 18.7 hrsMean: 99.8 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 23%, Flight 22.7%, Space 12.3%, Sandbox 10.2%, Open World 8.7%

  9. #9 Rebel Galaxy
    91% matchVery Positive85% of 8,321 reviews2015
    Dev: Double Damage Games
    Windows · Mac
    Median: 1.8 hrsMean: 13.5 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 31.3%, Space Sim 22%, Open World 13.1%, Sci-fi 9.8%, RPG 5.9%

  10. #10 Star Valor
    91% matchVery Positive89% of 3,349 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 29.7%, Sandbox 19.7%, Open World 15.6%, Sci-fi 10%, RPG 9.3%

  11. #11 Jump Space
    89% matchVery Positive86% of 10,811 reviews2025
    Dev: Keepsake Games
    Windows
    Median: 6.1 hrsMean: 10.2 hrs≥1hr: 92%

    Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.

    Why similar: Space 32.3%, Flight 31.1%, Sci-fi 15%, Exploration 8.9%, Action 5.5%

  12. #12 EVERSPACE™
    90% matchMostly Positive78% of 11,424 reviews2017
    Dev: ROCKFISH Games
    Windows · Mac · Linux
    Median: 2.8 hrsMean: 9.9 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 28.4%, Space Sim 23.7%, Flight 17.8%, 6DOF 9.5%, Sci-fi 8.2%

  13. #13 Ostranauts
    89% matchVery Positive80% of 2,556 reviews2020
    Dev: Blue Bottle GamesPub: Kitfox Games
    Windows
    Median: 5.5 hrsMean: 30.3 hrs≥1hr: 72%

    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: Flight 35.9%, Space Sim 19.4%, Space 11.3%, Sandbox 8.8%, Open World 7.7%

  14. #14 Astrox Imperium
    88% matchVery Positive85% of 1,220 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 33.7%, Space 30.8%, Sandbox 14.3%, Open World 11.8%, Sci-fi 6.3%

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    87% matchMostly Positive80% of 28,557 reviews2018
    Dev: Egosoft
    Windows · Linux
    Median: 5.0 hrsMean: 94.7 hrs≥1hr: 80%

    Your journey to building a vast space empire begins behind the controls of a single ship. Explore, trade, fight, and build as you rise to command fleets, stations, and entire economies in a living, fully simulated universe that reacts to every decision.

    Why similar: Flight 23.5%, Space Sim 23.2%, Space 13.9%, Sandbox 10.1%, Open World 9.6%

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    84% matchVery Positive87% of 8,248 reviews2024
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    Windows
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    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 36.9%, Flight 16.7%, Space 14.9%, Futuristic 10.6%, Sci-fi 5%

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    Dev: Schine GmbH
    Windows · Mac · Linux
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    Why similar: Space 28.7%, Sandbox 19.9%, Open World 14.8%, Space Sim 13.9%, Sci-fi 8.3%

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    85% matchVery Positive92% of 7,005 reviews2015
    Dev: Michael Zahniser
    Windows · Mac · Linux
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    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 36%, Space Sim 18.8%, Open World 14.4%, Sci-fi 9.3%, Sandbox 6.1%

  19. #19 Landinar: Into the Void
    86% matchMixed56% of 244 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 27.6%, Space 20.8%, Open World 9.3%, RPG 8.7%, Sandbox 8.5%

  20. #20 Starship EVO
    84% matchVery Positive84% of 1,435 reviews2020
    Dev: Moonfire Entertainment
    Windows
    Median: 1.5 hrsMean: 6.4 hrs≥1hr: 57%

    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 23.5%, Space Sim 21.2%, Sandbox 15.5%, Futuristic 9.1%, Open World 8.3%

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    83% matchMostly Positive71% of 763 reviews2015
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    Windows · Mac · Linux
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    Why similar: Space 35.8%, Open World 17.4%, Sandbox 15.8%, Sci-fi 11.9%, RPG 11%

  22. #22 Elite Dangerous
    81% matchMostly Positive77% of 105,919 reviews2015
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    Windows
    Median: 18.3 hrsMean: 147.5 hrs≥1hr: 89%

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    Why similar: Space Sim 39.5%, Space 20.9%, Open World 13.5%, Sci-fi 8.2%, Sandbox 6.1%

  23. #23 Evochron Legacy SE
    82% matchVery Positive83% of 442 reviews2016
    Dev: StarWraith 3D Games LLC
    Windows
    Median: 1.5 hrsMean: 6.8 hrs≥1hr: 60%

    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 35.5%, Space 17.6%, Sandbox 12.4%, Open World 11.5%, Sci-fi 8.2%

  24. #24 Miner Wars 2081
    82% matchMostly Negative36% of 391 reviews2012
    Dev: Keen Software House
    Windows
    Median: 36 minMean: 4.5 hrs≥1hr: 39%

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  25. #25 Starcom: Nexus
    79% matchVery Positive91% of 2,295 reviews2019
    Dev: Wx3 Labs, LLC
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    Median: 3.7 hrsMean: 13.4 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 30.3%, Space Sim 22.2%, Sci-fi 11.2%, Open World 10.5%, RPG 8%

  26. #26 Evochron Mercenary
    81% 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 26.5%, Space Sim 26%, Flight 14.5%, Sandbox 9.9%, Open World 9.9%

  27. #27 Celestial Command
    80% matchMixed63% of 698 reviews2014
    Dev: Romenics
    Windows · Mac · Linux
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  28. #28 Cosmic Miners
    77% 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.

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    Windows
    Median: 1.0 hrsMean: 8.8 hrs≥1hr: 50%

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    77% matchMixed62% of 74 reviews2022
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    Median: 7.5 hrsMean: 16.7 hrs≥1hr: 88%

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    Why similar: Space Sim 37.2%, Space 18.8%, Open World 14.7%, Sci-fi 10%, Exploration 7.2%

  32. #32 Wayward Terran Frontier: Zero Falls
    78% matchMixed68% of 537 reviews2016
    Dev: Reason Generator Inc.
    Windows

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  33. #33 Kinetic Void
    79% matchOverwhelmingly Negative17% of 1,556 reviews2014
    Dev: Badland Studio
    Windows · Mac · Linux
    Median: 1.9 hrsMean: 3.7 hrs≥1hr: 76%

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    73% matchVery Positive86% of 159 reviews2025
    Dev: Berko Games
    Windows

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    75% matchVery Positive82% of 2,800 reviews2015
    Dev: Strangely Interactive Ltd
    Windows
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    74% matchVery Positive93% of 1,329 reviews2014
    Dev: Elliptic Games
    Windows
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    73% matchMostly Positive76% of 1,038 reviews2023
    Dev: Revolution IndustryPub: indie.io
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    Median: 6.2 hrsMean: 22.0 hrs≥1hr: 79%

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    76% matchMixed44% of 7,309 reviews2013
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    74% matchVery Positive91% of 129 reviews2019
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    76% matchMostly Negative39% of 164 reviews2018
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    71% matchVery Positive84% of 3,440 reviews2019
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    71% matchVery Positive94% of 1,151 reviews2017
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    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: Space 26.3%, Sandbox 16.2%, Open World 15%, RPG 13%, Exploration 8.9%

  56. #56 Flight Of Nova
    67% matchVery Positive94% of 525 reviews2022
    Dev: Aerovery Lab
    Windows · Linux

    Flight of Nova is a simulator based on newtonian mechanics in which you control spacecraft in the Noren star system. You fly multiple types of spacecraft doing transport and search missions in an environment with realistic aerodynamics and orbital physics.

    Why similar: Flight 22.9%, Space Sim 20.5%, 6DOF 14.9%, Futuristic 11.2%, Open World 6.6%

  57. #57 HELL GALAXY
    66% matchMostly Positive77% of 52 reviews2025
    Dev: Italian Games Factory
    Windows

    Hell Galaxy is the only game where you can experience the fusion of space battles, RPG elements, eerie specters, and daunting titans. Embark on a dark sci-fi odyssey through a galaxy teeming with ancient alien ruins and hidden secrets, where nothing is human. Not even you.

    Why similar: Space Sim 28.3%, Flight 26.4%, Lovecraftian 14.5%, Space 9%, Exploration 6.4%

  58. #58 Starbase
    67% matchMixed56% of 6,719 reviews2021
    Dev: Frozenbyte
    Windows
    Median: 14.3 hrsMean: 91.3 hrs≥1hr: 91%

    Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.

    Why similar: Space Sim 36.2%, Space 17.7%, Open World 15.9%, Sandbox 14.1%, Sci-fi 8.8%

  59. #59 Starpoint Gemini 3
    69% matchMixed50% of 870 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 32.9%, Space 19.1%, Open World 12%, Sci-fi 9.2%, Third Person 8.8%

  60. #60 Void Sails
    65% 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 47.9%, Space 15.1%, RPG 12.1%, Exploration 12.1%, Adventure 5.4%

Modeli
Based on tag similarity + player behavior
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