- #1 Void Crew
97% matchVery Positive86% of 8,426 reviews2024
Dev: Hutlihut GamesPub: Focus Entertainment
Windows
Median: 9.2 hrsMean: 16.8 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 28.3%, Co-op 12.9%, Space 9.5%, PvE 8.3%, Multiplayer 7.4%
Why You'll Like It: A direct spiritual successor to the multi-crew space sim genre, focusing on frantic cooperative ship operation and combat.
- #2 Barotrauma
96% matchVery Positive94% of 89,315 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 9.0 hrsMean: 56.1 hrs≥1hr: 91%
Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!
Why similar: Co-op 44.8%, Multiplayer 24.8%, Sci-fi 17%, Simulation 10.8%, Action 2.5%
Why You'll Like It: This is the definitive multi-crew submarine simulator that mirrors Pulsar's focus on role-based cooperation and ship maintenance in a hostile environment.
- #3 Empyrion - Galactic Survival
95% matchMostly Positive78% of 34,392 reviews2020
Dev: Eleon Game Studios
Windows
Median: 6.2 hrsMean: 77.1 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 Sim 24%, Co-op 13.3%, Space 13%, Open World 11%, PvE 7.6%
Why You'll Like It: A strong blend of ship building, survival, and co-op space exploration that allows for complex, functional vessel designs.
- #4 Guns of Icarus Alliance
94% matchMostly Positive76% of 1,439 reviews2017
Dev: Muse Games
Windows · Mac · Linux
Median: 42 minMean: 15.5 hrs≥1hr: 44%
Own the skies in steam-powered airships! Guns of Icarus Alliance is a team-based online game that pits co-op crews against both rival teams and an AI that learns your tactics. Players become part of the story as each battle shapes history in an ever-changing steampunk world.
Why similar: Co-op 31.4%, Multiplayer 21.9%, Simulation 18%, Adventure 7.6%, Action 6.8%
Why You'll Like It: This game excels at multi-crew ship combat where communication between the pilot, gunners, and engineers is essential for survival.
- #5 Avorion
94% matchVery Positive90% of 14,549 reviews2020
Dev: Boxelware
Windows · Mac · Linux
Median: 18.8 hrsMean: 99.5 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: Spaceships 30.2% ★, Space Sim 25%, Space 11.5%, Open World 9.7%, PvE 7.7%
Why You'll Like It: An excellent sandbox space sim that focuses on building modular ships and managing them in a vast, explorable galaxy.
- #6 Elite Dangerous
93% matchMostly Positive77% of 107,282 reviews2015
Dev: Frontier Developments
Windows
Median: 18.2 hrsMean: 148.6 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 36.9%, Space 16.8%, Open World 12.8%, Sci-fi 7.7%, Exploration 5.4%
Why You'll Like It: Offers the most immersive and realistic space-sim flight experience, providing a deep sense of scale and exploration.
- #7 No Man's Sky
92% matchVery Positive85% of 414,381 reviews2016
Dev: Hello Games
Windows · Mac
Median: 20.1 hrsMean: 70.7 hrs≥1hr: 94%
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
Why similar: Space 21.2%, Open World 19.7%, Space Sim 18.5%, Sci-fi 10.3%, Exploration 8.7%
Why You'll Like It: It offers the seamless space-to-planet exploration experience that Pulsar players crave, now with robust cooperative multiplayer features.
- #8 Sea of Thieves: 2026 Edition
91% matchVery Positive89% of 372,500 reviews2020
Dev: Rare LtdPub: Xbox Game Studios
Windows
Median: 22.2 hrsMean: 86.4 hrs≥1hr: 96%
Sea of Thieves is a smash-hit pirate adventure game, offering the quintessential pirate experience of plundering lost treasures, intense battles, vanquishing sea monsters and more. Dive in with this revised edition of the game, which includes access to digital bonus media.
Why similar: Open World 22.1%, Co-op 18.8%, Multiplayer 15.8%, Online Co-Op 14%, PvE 6.8%
Why You'll Like It: While nautical, it is the gold standard for multi-crew ship operation, requiring players to physically manage sails, cannons, and repairs together.
- #9 Space Haven
91% matchVery Positive86% of 11,081 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 20.9 hrs≥1hr: 71%
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 Sim 37.1%, Space 20.4%, Open World 15.2%, Sci-fi 11.9%, Simulation 7.9%
Why You'll Like It: Provides a tactical, top-down perspective on ship management and crew coordination that feels like a strategic version of Pulsar.
- #10 Deep Rock Galactic
89% matchOverwhelmingly Positive97% of 379,294 reviews2020
Dev: Ghost Ship GamesPub: Coffee Stain Publishing
Windows
Median: 14.2 hrsMean: 76.4 hrs≥1hr: 94%
Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!
Why similar: Class-Based 21.1%, Co-op 19.6%, PvE 12.8%, Space 12.3%, FPS 11.6%
Why You'll Like It: While not a ship sim, it captures the tight-knit, mission-based cooperative PVE gameplay that Pulsar groups often enjoy.
- #11 Starship EVO
90% matchVery Positive84% of 1,522 reviews2020
Dev: Moonfire Entertainment
Windows
Median: 1.6 hrsMean: 6.4 hrs≥1hr: 58%
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 23.2%, Space 22.3%, Spaceships 15.4% ★, Open World 9.6%, Simulation 9.6%
Why You'll Like It: Focuses heavily on the creation and operation of complex, functional starships with a high degree of mechanical detail.
- #12 Stationeers
89% matchVery Positive88% of 9,229 reviews2017
Dev: RocketWerkz
Windows
Median: 10.2 hrsMean: 85.3 hrs≥1hr: 85%
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
Why similar: Space 32.8%, Co-op 28.7%, Sci-fi 20.8%, Multiplayer 17.8%
Why You'll Like It: Features deep engineering and survival mechanics that will appeal to players who enjoy the technical, system-heavy side of Pulsar.
- #13 Cosmoteer: Starship Architect & Commander
87% matchVery Positive94% of 12,820 reviews2022
Dev: Walternate Realities
Windows
Median: 19.2 hrsMean: 41.1 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: Spaceships 30.8% ★, Space Sim 22.9%, Space 12.3%, Sci-fi 10.7%, Online Co-Op 7.5%
Why You'll Like It: Excellent for those who enjoy the ship design and tactical combat aspects of space sims, even with a 2D perspective.
- #14 Interstellar Rift
88% matchMixed68% of 1,666 reviews2020
Dev: Split PolygonPub: Iceberg Interactive
Windows
Median: 4.2 hrsMean: 33.1 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 37.9%, Open World 15.2%, Space 14.5%, Sci-fi 8.6%, First-Person 7.4%
Why You'll Like It: A modular ship-building sim that emphasizes multi-crew operation and internal ship navigation.
- #15 Hardspace: Shipbreaker
86% matchVery Positive89% of 22,322 reviews2022
Dev: Blackbird Interactive
Windows
Median: 4.7 hrsMean: 24.1 hrs≥1hr: 86%
Equipped with cutting-edge salvaging tech, carve & slice spaceships to recover valuable materials. Upgrade your gear to take on more lucrative contracts and pay your billion credits debt to LYNX Corp!
Why similar: Space Sim 30%, Space 28.9%, Sci-fi 16.9%, Simulation 10.4%, First-Person 8%
Why You'll Like It: Provides a tactile, first-person experience of working on and inside space vessels, emphasizing the 'blue-collar' aspect of space travel.
- #16 Starbase
86% matchMixed56% of 6,753 reviews2021
Dev: Frozenbyte
Windows
Median: 14.3 hrsMean: 91.6 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 30.9%, Open World 13.9%, Space 12.9%, Robots 9.9%, Sci-fi 7.6%
Why You'll Like It: A large-scale space simulation with a heavy focus on engineering, ship construction, and collaborative industrial gameplay.
- #17 EVERSPACE™ 2
84% matchVery Positive86% of 12,991 reviews2023
Dev: ROCKFISH Games
Windows · Mac
Median: 7.6 hrsMean: 29.4 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 25%, Open World 19.8%, PvE 14.6%, Sci-fi 11.1%, Exploration 9.8%
Why You'll Like It: Provides a polished, action-oriented space exploration and looting experience with high-quality flight mechanics.
- #18 Angels Fall First
82% matchVery Positive81% of 4,045 reviews2026
Dev: Strangely Interactive Ltd
Windows
Median: 1.5 hrsMean: 5.4 hrs≥1hr: 63%
From commanding the battle standing on the bridge of your flagship all the way down to tactical infantry firefights - AFF brings together all the combat you ever loved in a rich science fiction setting. Boarding, pilotable capital ships, deep weapon customization and full Bot support included!
Why similar: Space Sim 25.7%, Space 15.4%, Co-op 13.1%, FPS 11.3%, Sci-fi 10%
Why You'll Like It: Combines large-scale space battles with first-person infantry combat, allowing for ship-to-ship boarding actions.
- #19 HELLDIVERS™ 2
82% matchMostly Positive75% of 1,158,075 reviews2024
Dev: Arrowhead Game StudiosPub: PlayStation Publishing LLC
Windows
Median: 45.6 hrsMean: 106.9 hrs≥1hr: 98%
The Galaxy’s Last Line of Offence. Enlist in the Helldivers and join the fight for freedom across a hostile galaxy in a fast, frantic, and ferocious third-person shooter.
Why similar: Online Co-Op 19.3%, PvE 17.1%, Co-op 16.8%, Space 15.6%, Multiplayer 12.6%
Why You'll Like It: Delivers the intense, chaotic co-op PVE action and mission-based structure that Pulsar players often seek.
- #20 StarMade
84% matchMixed68% of 2,991 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 27.8%, Open World 17.1%, Space Sim 15.7%, Multiplayer 9.7%, Sci-fi 9.4%
Why You'll Like It: A classic sandbox space builder that allows for massive, multi-crew ship designs in a persistent universe.
- #21 Objects in Space
83% matchMixed52% of 621 reviews2019
Dev: Flat Earth GamesPub: 505 Games
Windows · Mac · Linux
Median: 2.2 hrsMean: 6.6 hrs≥1hr: 70%
Objects in Space is a retro space game centred on 2D point-and-click stealth action in a massive open world. Players have their own customisable ships and can meet people, become a trader, bounty hunter, explorer, scavenger or all of them at once.
Why similar: Space Sim 28%, Space 25.3%, Simulation 14.3%, RPG 11.1%, Open World 6.6%
Why You'll Like It: A retro-styled space sim that emphasizes the technical, role-based management of a ship's systems.
- #22 Volcanoids
81% matchVery Positive83% of 9,332 reviews2019
Dev: Volcanoid
Windows · Linux
Median: 3.9 hrsMean: 15.9 hrs≥1hr: 76%
A base-building open-world survival shooter that replaces your typical base with a giant drill. Alone or with friends, explore an island plagued by eruptions, upgrade your drill, and fight robots to uncover what's been hiding beneath the surface.
Why similar: Co-op 18.2%, Open World 16%, FPS 13.2%, Online Co-Op 12.4%, Multiplayer 9.7%
Why You'll Like It: Features a unique mobile base-building mechanic that feels very similar to managing a ship in motion.
- #23 Starship Troopers: Extermination
79% matchMostly Positive79% of 33,336 reviews2024
Dev: Offworld
Windows
Median: 4.9 hrsMean: 18.9 hrs≥1hr: 86%
Starship Troopers: Extermination is a 16-player co-op FPS that puts you on the far-off frontlines of an all-out battle against the Bugs! Squad up, grab your rifle, and do your part as an elite Deep Space Vanguard Trooper to take back planets from the Arachnid threat!
Why similar: Class-Based 17.7%, Co-op 12.9%, Space 12.6%, Online Co-Op 10.9%, FPS 10.2%
Why You'll Like It: A great choice for players who enjoy the co-op PVE combat and squad-based coordination aspect of Pulsar.
- #24 Ostranauts
79% matchMostly Positive78% of 3,152 reviews2026
Dev: Blue Bottle GamesPub: Kitfox Games
Windows
Median: 6.2 hrsMean: 32.0 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: Space Sim 31.1%, Spaceships 26.5% ★, Space 14.5%, Open World 7.3%, Exploration 6.2%
Why You'll Like It: A detailed, difficult simulation of managing a ship and its systems in a gritty, realistic setting.
- #25 Jump Space
77% matchVery Positive85% of 12,088 reviews2025
Dev: Keepsake Games
Windows
Median: 6.3 hrsMean: 11.4 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: Spaceships 34.5% ★, Space 11.6%, Co-op 11.1%, PvE 8.5%, FPS 8.1%
- #26 Star Trek Online
80% matchMostly Positive79% of 21,258 reviews2012
Dev: Cryptic StudiosPub: Arc Games
Windows
Median: 6.8 hrsMean: 134.6 hrs≥1hr: 84%
In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before.
Why similar: Space 26.2%, Sci-fi 17.9%, Open World 14.1%, RPG 8.1%, Multiplayer 7.8%
Why You'll Like It: Offers the classic sci-fi bridge officer fantasy in a massive multiplayer setting with a focus on ship-based combat.
- #27 Between the Stars
78% matchMostly Positive74% of 2,495 reviews2024
Dev: Isolated Games
Windows
Median: 2.5 hrsMean: 6.6 hrs≥1hr: 70%
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 34.1%, Space 24.8%, Sci-fi 8.9%, RPG 8.8%, Simulation 8.4%
Why You'll Like It: Focuses on the captain's role in managing a ship and its crew during large-scale space conflicts.
- #28 Approximately Up
76% matchVery Positive94% of 918 reviews2026
Dev: Approximately Games
Windows
Median: 11.4 hrsMean: 23.8 hrs≥1hr: 90%
Build, crash, rebuild! Explore new planets in co-op multiplayer with your fully modular spaceship made from whatever bolts together long enough to fly. Mount giant thrusters, annoying cables, and everything in between. Complete wild missions, face the dangers of space and argue with your crew!
Why similar: Space Sim 45%, Co-op 12.6%, Multiplayer 9.1%, Open World 8.2%, Simulation 8%
- #29 Evochron Mercenary
81% matchMostly Positive77% of 435 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 Sim 30.7%, Space 26.8%, Open World 11.9%, Simulation 10.7%, Sci-fi 9.3%
Why You'll Like It: A hardcore space-sim that emphasizes realistic flight, Newtonian physics, and exploration.
- #30 Rodina
78% matchVery Positive93% of 1,333 reviews2014
Dev: Elliptic Games
Windows
Median: 2.9 hrsMean: 6.4 hrs≥1hr: 72%
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 28.7%, Space Sim 21.1%, Open World 19.4%, Exploration 10.5%, Sci-fi 10.5%
Why You'll Like It: A seamless space exploration game that captures the feeling of walking around a ship in flight and landing on planets.
- #31 Wildgate
75% matchMostly Positive76% of 5,643 reviews2025
Dev: Moonshot GamesPub: Dreamhaven
Windows
Median: 6.9 hrsMean: 13.7 hrs≥1hr: 85%
Wildgate is a PvPvE multiplayer shooter that blends tactical ship-to-ship combat with fast-paced first-person action. Evade deadly environmental hazards, search for powerful weapons and ship upgrades, and be the first crew to escape with the Artifact... or the last crew left flying.
Why similar: Spaceships 26.8% ★, Space Sim 15%, Space 9.7%, Co-op 8.8%, FPS 6.8%
- #32 Lodestar
77% matchMostly Positive72% of 78 reviews2023
Dev: Edenic Era LLC
Windows
Lodestar sends you and your squad of friends on your own space odyssey. Traverse multiple planets in a journey to get home without losing yourself or your ship to the perils of the unknown! Solve puzzles, gather resources, mine asteroids, and survive... with your own oh-so welcoming AI sidekick!
Why similar: Space Sim 30.8%, Space 14.2%, Co-op 12.1%, Online Co-Op 12%, Sci-fi 9%
- #33 STARSEEKER: Astroneer Expeditions
75% matchMixed58% of 868 reviews2026
Dev: System Era SoftworksPub: Devolver Digital
Windows
Join the ESS Starseeker crew to explore strange new worlds, working together with friends to complete planet-wide objectives before the station journeys on to new planetary destinations. Collect and unlock powerful tech to help the crew tackle the perils of space!
Why similar: Space 23.4%, Sci-fi 12.7%, Online Co-Op 12.3%, Open World 11%, Multiplayer 10.3%
- #34 SpaceCraft
74% matchMixed65% of 2,687 reviews2026
Dev: Shiro Games
Windows
Median: 13.4 hrsMean: 47.3 hrs≥1hr: 91%
The Universe is yours. SpaceCraft is an online space exploration and building game. Explore a vast galaxy of solar systems and planets, mine and craft resources, design and build ships, automate planetary bases and interplanetary logistics, trade and cooperate.
Why similar: Space Sim 24.7%, Space 13.7%, Open World 11.5%, Co-op 9%, Sci-fi 8.6%
- #35 Destination Sol
74% 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 40.6%, Open World 28.8%, RPG 16.7%, Action 5.1%, Sci-fi 5%
- #36 Moonbase Alpha
73% matchVery Positive91% of 12,875 reviews2010
Dev: Virtual HeroesPub: NASA
Windows
Median: 54 minMean: 3.7 hrs≥1hr: 46%
NASA has once again landed on the lunar surface with the goal of colonization, research, and further exploration. Shortly after the return to the Moon, NASA has established a small outpost on the south pole of the moon called Moonbase Alpha.
Why similar: Space 33.2%, Multiplayer 13.9%, Online Co-Op 13.4%, Open World 11.5%, Simulation 11.4%
- #37 Space Engineers
71% matchVery Positive89% of 134,313 reviews2019
Dev: Keen Software House
Windows
Median: 9.0 hrsMean: 96.4 hrs≥1hr: 88%
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
Why similar: Space Sim 29.3%, Space 14.1%, Co-op 13%, Open World 12.3%, PvE 10%
- #38 Stars End
72% matchMixed61% of 1,428 reviews2023
Dev: Reverie World StudiosPub: indie.io
Windows
Median: 2.5 hrsMean: 10.2 hrs≥1hr: 81%
Stars End is a sci-fi survival sandbox set on the wild frontier of a distant star system. Play solo or host your own server as you craft, build, and battle to survive in a galaxy shaped by danger, discovery, and your own grit.
Why similar: Space Sim 18.6%, Co-op 13.3%, Space 11.3%, Open World 8.7%, Online Co-Op 8.5%
- #39 Rebel Galaxy
72% matchVery Positive85% of 8,380 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 31.7%, Space Sim 25.9%, Open World 15.8%, Sci-fi 11.6%, RPG 5.6%
- #40 Starcom: Nexus
71% matchVery Positive90% of 2,315 reviews2019
Dev: Wx3 Labs, LLC
Windows · Linux
Median: 3.8 hrsMean: 13.5 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 29.5%, Space Sim 25.2%, Sci-fi 12.8%, Open World 12.2%, Exploration 8.1%
- #41 Planet Explorers
73% matchMixed62% of 6,818 reviews2016
Dev: Pathea Games
Windows · Mac · Linux
Median: 3.5 hrsMean: 12.8 hrs≥1hr: 73%
Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.
Why similar: Open World 34.1%, Multiplayer 15.3%, Co-op 10.6%, Sci-fi 10.3%, Exploration 10.3%
- #42 Warspace 2
70% matchMixed61% of 87 reviews2025
Dev: Magic Game Art
Windows · Mac · Linux
Warspace 2 is a 1-4 player CO-OP space shooter with RPG elements, open-world and procedurally-generated galaxy. You can trade, craft, and fight your way through a universe, either solo or with friends.
Why similar: Space Sim 29.3%, Space 14.4%, PvE 10.1%, Co-op 9.5%, Open World 9.3%
- #43 Jitter
69% matchVery Positive85% of 168 reviews2025
Dev: Berko Games
Windows
A sci-fi exploration & survival game where you take on the role of a spaceship’s AI. Explore, fight, and survive across a mining colony in the Main Asteroid Belt. Rebuild your ship. Rescue your crew. Reveal the truth behind your mission.
Why similar: Space Sim 39%, Space 19.5%, Open World 16.7%, Sci-fi 11.7%, Exploration 8.1%
- #44 Starcom: Unknown Space
68% matchVery Positive92% of 4,461 reviews2024
Dev: Wx3 Labs, LLC
Windows
Median: 8.3 hrsMean: 16.8 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 33.8%, Space 24.3%, Open World 16.1%, Sci-fi 9.2%, Exploration 8.5%
- #45 Artemis Spaceship Bridge Simulator
71% matchVery Positive90% of 467 reviews2013
Windows
Median: 2.0 hrsMean: 3.3 hrs≥1hr: 61%
Artemis is designed for anyone who watched Star Trek and dreamed of what it would be like to sit on the bridge of a star ship. Artemis simulates a spaceship bridge by networking several computers together. You cannot play Artemis single-player!
Why similar: Space 28.2%, Simulation 22.7%, Co-op 22.3%, Multiplayer 12.2%, Sci-fi 10.1%
- #46 Star Valor
68% matchVery Positive89% of 3,421 reviews2022
Dev: Rafael Burgos
Windows
Median: 4.1 hrsMean: 29.0 hrs≥1hr: 79%
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: Spaceships 34% ★, Space Sim 16.8%, Space 15.6%, Open World 11.9%, Sci-fi 8.3%
- #47 Miner Wars 2081
73% matchMostly Negative36% of 391 reviews2012
Dev: Keen Software House
Windows
Median: 36 minMean: 4.8 hrs≥1hr: 39%
Operate an advanced mining ship in a fully destructible and open-world environment!
Why similar: Space 30.8%, RPG 21%, Simulation 20.5%, Sci-fi 11.2%, Action 8.3%
- #48 Star Conflict
70% matchMostly Positive73% of 15,224 reviews2013
Dev: Star Gem Inc.Pub: Gaijin Network Ltd
Windows · Mac · Linux
Median: 2.0 hrsMean: 34.7 hrs≥1hr: 62%
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 38.3%, Open World 15.7%, Online Co-Op 13.4%, PvE 12.8%, Sci-fi 11.1%
- #49 Slipstream: Rogue Space
67% matchVery Positive92% of 145 reviews2024
Dev: Subpixel Studios
Windows · Mac
A multiplayer roguelike about teamwork, survival...and cute animals in space! Play with a few friends or join a streamer's crew of dozens as you work together to battle aliens across the vast Rogue Space.
Why similar: Space Sim 28.4%, Class-Based 17.3%, Co-op 12.9%, Nonlinear 10.1%, Sci-fi 8.8%
- #50 Lost Fleet
69% matchMixed62% of 74 reviews2022
Dev: InfinityNan Studios
Windows
Lost Fleet is a co-op space shooter. Every ship in your fleet is flyable, from the smallest fighter to the largest battleship. Protect the Mothership, mine resources, crush your enemies.
Why similar: Space Sim 36.9%, Online Co-Op 15.5%, PvE 13.5%, Space 12.4%, Multiplayer 11.8%
- #51 Farworld Pioneers
70% matchMostly Negative38% of 701 reviews2023
Dev: IgloosoftPub: tinyBuild
Windows
Explore an open world, sci-fi sandbox – in PVP, PVE, and co-op. Build and manage colonies on alien planets, and recruit AI survivors with unique personalities and skills. Craft, build, mine, farm, or get your electric death rifle and say hello to your neighbors.
Why similar: Co-op 25%, Space 19.9%, Online Co-Op 14.4%, Sci-fi 12.7%, Multiplayer 11.3%
- #52 Star Explorers
69% matchVery Positive82% of 254 reviews2018
Dev: Schmidt Workshops
Windows
Median: 3.6 hrsMean: 4.8 hrs≥1hr: 79%
Planets, aliens, resources, upgrades, caves, mapping & documenting star systems ... seek a new home for the human race. An all-inclusive (admittedly janky) procedural space-sim made by solo developer Schmidt Workshops.
Why similar: Space Sim 32.5%, Space 15.1%, Open World 12.8%, Nonlinear 9.7%, Sci-fi 7.4%
- #53 Space Engineers 2
64% matchMostly Positive75% of 5,449 reviews2025
Dev: Keen Software House
Windows
Median: 1.9 hrsMean: 11.1 hrs≥1hr: 64%
Space Engineers 2 is a playable Early Access Alpha sandbox focused on engineering, exploration, and colonization in a fully destructible universe. Design and build ships, stations, and planetary bases while uncovering the story of Miro and Ivan Sokol. Help shape the future of the Almagest system.
Why similar: Space Sim 31.9%, Space 21.6%, Open World 17.1%, Sci-fi 13.3%, Simulation 8.1%
- #54 SpaceBourne
67% matchMostly Positive76% of 815 reviews2020
Dev: Burak Dabak
Windows
Median: 2.2 hrsMean: 9.7 hrs≥1hr: 60%
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 37.7%, Space 30.4%, Simulation 13.4%, RPG 12.3%, Exploration 6.2%
- #55 Executive Assault 2
65% matchVery Positive83% of 1,764 reviews2023
Dev: Hesketh Studios Ltd
Windows · Mac
Median: 3.7 hrsMean: 8.2 hrs≥1hr: 76%
The RTS/FPS phenomenon has moved into space! Build your base on an asteroid, command fleets of starships for epic battles, pilot fighters, mine and trade resources, assemble robots to defend or assault other stations. Take sole command or share the glory as you fight for control of the quadrant.
Why similar: Space Sim 34.9%, Space 13.9%, Robots 11.6%, FPS 9.4%, Co-op 8.8%
- #56 Starbound
65% matchVery Positive90% of 123,281 reviews2016
Dev: Chucklefish
Windows · Mac · Linux
Median: 17.0 hrsMean: 64.4 hrs≥1hr: 91%
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
Why similar: Space 20.6%, Open World 16%, Co-op 14.4%, Online Co-Op 13.8%, Multiplayer 10.5%
- #57 Mars First Logistics
62% matchVery Positive95% of 3,744 reviews2025
Dev: Shape Shop
Windows
Median: 4.2 hrsMean: 10.4 hrs≥1hr: 80%
Build physically simulated rovers to transport awkwardly shaped cargo across the rugged terrain of Mars. Earn funds, unlock new parts, and use your ingenuity to help the Martians establish a new home. Playable solo or in online co-op!
Why similar: Space Sim 29.4%, Co-op 21.3%, Robots 18.3%, Open World 12.2%, Multiplayer 7.1%
