- #1 Pixel Starships
97% matchMostly Positive73% of 3,020 reviews2023
Dev: SavySoda
Windows · Mac · Linux
Median: 2.2 hrsMean: 24.2 hrs≥1hr: 64%
Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven.
Why similar: Space Sim 16%, Automation 14%, Massively Multiplayer 13.7%, Space 10.2%, Base Building 9.6%
- #2 Starborne Frontiers
96% matchMixed67% of 310 reviews2024
Dev: Solid Clouds hf.
Windows
Starborne: Frontiers is a free-to-play tactical autobattler with hundreds of unique ships. Form your fleet, customize it with a variety of equipment, and use strategy to create the perfect battlefield formation. Take on bounties, engage in the PvP arena, and bring order to the Frontier.
Why similar: Auto Battler 34.1%, Space Sim 31.1%, Space 15.1%, Sci-fi 8.3%, Strategy 7.5%
- #3 The Last Starship
95% matchMostly Positive75% of 1,705 reviews2026
Dev: Introversion Software
Windows · Mac
Median: 6.1 hrsMean: 12.3 hrs≥1hr: 81%
The Last Starship is a 2D space construction game where you design and upgrade your starship. Choose your path: pirate hunter, miner, engineer, spacebus driver, and more, whilst exploring vibrant star systems. Enjoy a growing sandbox world, with regular free updates. Your cosmic adventure awaits!
Why similar: Space Sim 25.2%, Automation 16.8%, Base Building 16.8%, Space 16.7%, Sci-fi 9.6%
- #4 Star Sonata 2
96% matchMixed67% of 293 reviews2020
Dev: Landauer Games
Windows
Median: 2.1 hrsMean: 60.2 hrs≥1hr: 60%
Star Sonata 2 is a space sandbox MMO that combines elements of action, RPG, and empire creation into a truly unique MMO. Explore the sandbox style universe, build persistent bases, construct trade ships, and even fight your way to the top and claim the Emperor’s Throne!
Why similar: Space Sim 38.3%, Space 31.6%, Base Building 30.2%
- #5 Cosmoteer: Starship Architect & Commander
94% matchVery Positive94% of 12,916 reviews2022
Dev: Walternate Realities
Windows
Median: 19.3 hrsMean: 41.3 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 Sim 32%, Space 23.5%, Sci-fi 18.7%, Strategy 8.3%, Exploration 6.2%
- #6 Stellar Warfare
94% matchVery Positive82% of 434 reviews2021
Dev: Tense Games
Windows
Median: 42 minMean: 2.8 hrs≥1hr: 45%
Space RTS with base building and ship customization. Personal passion project. More than 200 available ships, weapons and modules to design your fleet with. Contains a small campaign, several single and multiplayer game modes and a coop game mode. Also contains Wave defense!
Why similar: RTS 19.6%, Space 16.1%, Real Time Tactics 16%, Wargame 14.6%, Base Building 14.2%
- #7 Starship Theory
93% matchMixed50% of 1,143 reviews2026
Dev: Reconnect Software
Windows · Mac · Linux
Median: 7.0 hrsMean: 14.9 hrs≥1hr: 75%
Starship Theory is a ship building survival game. Mine and trade to gather resources. Plan and construct new upgrades. Train and manage crew. Fight to survive.
Why similar: Base Building 36.1%, Space 29.9%, Sci-fi 12.3%, Strategy 12.1%, Simulation 9.6%
- #8 SpaceCraft
92% matchMixed64% of 2,773 reviews2026
Dev: Shiro Games
Windows
Median: 14.0 hrsMean: 54.1 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: Massively Multiplayer 20.6%, Space Sim 19.5%, Automation 16.4%, Space 14.6%, Base Building 12.6%
- #9 Down with the Ship
91% matchVery Positive93% of 856 reviews2026
Dev: Iron Anchor GamesPub: Proxy Studios
Windows · Mac
Strategic auto battler where you design a heavily-armed spaceship. Draft 200+ items, outfit your hull, and unleash it in async PvP. Blend captains and factions for absurd combos and galactic domination. Roll, buy, place, pray.
Why similar: Auto Battler 46.4%, Space 28.3%, Sci-fi 14.9%, Strategy 10.4%
- #10 Star Hunter - Infinite Lagrange
91% matchMixed57% of 1,075 reviews2021
Dev: NetEase Games
Windows
Median: 2.7 hrsMean: 90.0 hrs≥1hr: 61%
In a remote corner of the Milky Way, you, a star hunter, will control a fleet, take on a wide variety of bounty contracts and missions, and venture into the vastness of space. You will hunt for mysterious items for your employers and explore specific targets in uncharted territory.
Why similar: Massively Multiplayer 31.9%, Space 18.8%, Space Sim 17.7%, Base Building 13.3%, Strategy 10.4%
- #11 Executive Assault 2
90% matchVery Positive83% of 1,767 reviews2023
Dev: Hesketh Studios Ltd
Windows · Mac
Median: 3.7 hrsMean: 8.1 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 25.7%, RTS 22.9%, Base Building 15.8%, Space 13.9%, Real Time Tactics 9%
- #12 Sector Space
88% matchVery Positive93% of 149 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 52.4%, Simulation 13.8%, Space 11.5%, Exploration 8.8%, Pixel Graphics 7.2%
- #13 Subspace Discovery
89% matchMostly Positive74% of 145 reviews2023
Dev: FLICK Comp GmbH
Windows
Fly through Subspace, build your own ship, and engage in epic battles. Mine asteroids and research new technologies. Uncover the origins of the alien homeworld by solving weekly events in this Co-op PvE MMO.
Why similar: Massively Multiplayer 34.7%, Space 25.6%, Base Building 14.2%, Sci-fi 12.1%, Exploration 6.8%
- #14 Starminer
87% matchMostly Positive73% of 1,894 reviews2026
Dev: CoolAndGoodGames
Windows
Median: 7.0 hrsMean: 26.4 hrs≥1hr: 82%
Design and build a massive interstellar fleet in this simulation sandbox. Strip space of its minerals for profit, but stay alert: your greed attracts the alien. Master deep base-building and deploy warships to protect your empire in immersive real-time space.
Why similar: Space Sim 30.9%, Space 19%, RTS 18.4%, Base Building 15.1%, Sci-fi 11.2%
- #15 Outworld Station
84% matchVery Positive85% of 859 reviews2026
Dev: Trickjump Games Ltd
Windows
Median: 3.5 hrsMean: 10.5 hrs≥1hr: 69%
Take the helm as a new Station Commander and exploit an alien star system in this stunning space-station factory automation game. Amass resources and construct starships using increasingly advanced manufacturing and expand your station in a hostile universe.
Why similar: Automation 27%, Base Building 18.5%, Space 18.4%, RTS 15.9%, Sci-fi 7.1%
- #16 Starbase
86% matchMixed55% of 6,768 reviews2021
Dev: Frozenbyte
Windows
Median: 14.2 hrsMean: 91.5 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 31.9%, Massively Multiplayer 31.4%, Space 18.2%, Sci-fi 9.7%, Simulation 5.5%
- #17 Ascent - The Space Game
86% matchMixed68% of 340 reviews2016
Dev: Fluffy Kitten Studios
Windows
Median: 12 minMean: 18.1 hrs≥1hr: 38%
Ascent is a PVE sandbox space MMO with 270 BILLION star systems and an emphasis on strong Sci Fi. It encourages Exploration, Colonization, Research, Asteroid mining, Farming, Trading, and Combat. Outside the tutorial sector, everything in-game has been built by players.
Why similar: Massively Multiplayer 41.9%, Space 30.3%, Strategy 9.9%, Sci-fi 9.7%, Simulation 8.2%
- #18 Shattered Void
84% matchMostly Positive72% of 95 reviews2024
Dev: yyy1505yyy
Windows · Linux
Space MMORPG where players can fly on different ships, collecting devices, subsystems and navigations or finding new weapons that will serve in battles. Take part in battles, explore the world, mine ore, trade, fight and build your own clan with a station.
Why similar: Massively Multiplayer 36.9%, Space 23.7%, Real Time Tactics 23.6%, Sci-fi 10.2%, Simulation 5.5%
- #19 Pixel Privateers
85% matchMostly Positive71% of 881 reviews2017
Dev: Quadro DeltaPub: Re-Logic
Windows
Median: 5.8 hrsMean: 11.1 hrs≥1hr: 81%
Pixel Privateers is a Squad Based Tactical RPG “Loot ‘Em Up” that will send your team of mercenaries through a mysterious wormhole on a quest to gather technology for your employer. An entire galaxy awaits - full of worlds to explore, factions to encounter, and epic gear to collect!
Why similar: Pixel Graphics 40.1%, Simulation 35.1%, Sci-fi 24.7%
- #20 Final Factory
83% matchMostly Positive79% of 306 reviews2024
Dev: Never Games Limited
Windows · Mac
Median: 2.4 hrsMean: 7.9 hrs≥1hr: 64%
Final Factory blends factory building, spaceship design, and a rich universe to explore. Build a mega factory and command a massive fleet against the hostile local aliens. Discover new technologies and unlock the secrets of an ancient civilization as you explore an infinite cosmos.
Why similar: Automation 28.7%, Base Building 18.9%, Space 14.7%, RTS 10.9%, Sci-fi 9.1%
- #21 Endless Sky
82% matchVery Positive92% of 7,114 reviews2015
Dev: Michael Zahniser
Windows · Mac · Linux
Median: 1.0 hrsMean: 13.7 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 50.5%, Space Sim 22.9%, Sci-fi 14.1%, Simulation 5.9%, Exploration 4.5%
- #22 Deck & Conn
81% matchMostly Positive75% of 124 reviews2026
Dev: Funtime ElectricsPub: MicroProse Software
Windows · Mac · Linux
Take command of a nuclear-powered space corvette in a Cold War-flavored sci-fi campaign. Balance tactics, crew, and limited resources in a dynamic forever-war. Retro pixel art meets deep strategy fifteen minutes into the future of 1989.
Why similar: Space Sim 26.6%, Space 18.5%, Turn-Based Tactics 14.9%, Turn-Based Strategy 11.7%, Strategy 8.7%
- #23 Space Wars: Interstellar Empires
82% matchMixed65% of 248 reviews2017
Dev: Desert Owl Games LLCPub: ToHeroes Game Studios LLC
Windows · Mac
Median: 1.3 hrsMean: 17.9 hrs≥1hr: 55%
Helm your own ship, battle for supremacy in a multi-faction war, and conquer the cosmos in this science fiction turn-based strategy game. Select from more than 100+ diverse star ships and fight for territory across a 2D hex-based grid.
Why similar: Massively Multiplayer 64.2%, Turn-Based Tactics 19.7%, Strategy 16.2%
- #24 Star Command Galaxies
81% matchMixed42% of 517 reviews2024
Dev: Warballoon
Windows · Mac
Take command in the ultimate starship simulator: Star Command Galaxies. Become a Captain, recruit your crew, customize and upgrade your starship, battle alien vessels, teleport to away missions and repel boarding invaders in this real-time strategy simulation adventure from indie studio Warballoon.
Why similar: Space Sim 24.4%, RTS 21.3%, Real Time Tactics 16.3%, Space 12.5%, Sci-fi 9.4%
- #25 Void Destroyer 2
80% matchVery Positive80% of 675 reviews2020
Dev: Iteration 11
Windows
Median: 2.8 hrsMean: 15.3 hrs≥1hr: 74%
Start with nothing... End with everything! All you have is a basic ship, barely fit for combat, with it you'll start your journey and empire. A open world space sandbox, inspired by and expanding the classics.
Why similar: Space Sim 33.8%, RTS 19.7%, Space 18.9%, Sci-fi 10.6%, Strategy 7.8%
- #26 Starship EVO
79% matchVery Positive83% of 1,546 reviews2020
Dev: Moonfire Entertainment
Windows
Median: 1.6 hrsMean: 6.4 hrs≥1hr: 59%
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 41.7%, Space Sim 31.8%, Sci-fi 13.6%, Simulation 12.9%
- #27 Elite Dangerous
77% matchMostly Positive77% of 107,797 reviews2015
Dev: Frontier Developments
Windows
Median: 18.3 hrsMean: 149.0 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 36.2%, Space 22.4%, Massively Multiplayer 20.9%, Sci-fi 9.4%, Exploration 5.1%
- #28 SPACERIFT: Arcanum System
78% matchMostly Positive77% of 505 reviews2020
Dev: Arcanum Team
Windows
Median: 54 minMean: 9.9 hrs≥1hr: 43%
Space. Ships. Resources. Trading. Production. Combat. Mine ore, haul cargo, and find profitable trade routes. Buy and capture ships, build your fleet, construct stations, and develop your production. Start with your first ship. Build your empire!
Why similar: Space Sim 41.8%, Space 23.8%, Sci-fi 15.8%, Massively Multiplayer 7.9%, Simulation 5.6%
- #29 Star Nomad 2
78% matchMostly Positive72% of 158 reviews2015
Dev: Huy Phan
Windows · Mac
A space trader & combat sim meets squad-RPG, large scale conquest, choice driven gameplay with fluid & punchy tactical real-time combat set in a dynamic open-world sandbox.
Why similar: Space 38%, Space Sim 21.6%, Sci-fi 14.1%, Strategy 13.7%, Simulation 12.6%
- #30 Prosperous Universe
76% matchMostly Positive73% of 1,109 reviews2022
Dev: simulogics
Windows
In Prosperous Universe start your galactic empire by trading on the real-time market exchange with other real players. Build your 1st base from humble beginnings & watch as your business flourishes with complex supply chain strategies. Economics, politics & realism fuel this immersive business MMO.
Why similar: Massively Multiplayer 23.8%, Space Sim 21.9%, Base Building 17.7%, Space 15.7%, Sci-fi 10.3%
- #31 Space Engineers 2
73% matchMostly Positive75% of 5,654 reviews2025
Dev: Keen Software House
Windows
Median: 2.0 hrsMean: 11.6 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 31.2%, Space 28.7%, Sci-fi 16%, Strategy 8.9%, Simulation 7.7%
- #32 ERA ONE
73% matchVery Positive87% of 1,615 reviews2025
Dev: Team Complex LTD
Windows
Median: 4.4 hrsMean: 16.4 hrs≥1hr: 68%
Start with your Command Center and expand it into a colossal modular flagship, module by module. Design custom warships from the ground up, grow a thriving civilization, and command powerful fleets across the Solar System in tactical real-time battles.
Why similar: RTS 21.2%, Real Time Tactics 19.5%, Space 18%, Base Building 17.3%, Sci-fi 8.4%
- #33 Halcyon 6: Starbase Commander
75% matchVery Positive84% of 1,321 reviews2016
Dev: Massive Damage, Inc.
Windows · Mac · Linux
Median: 4.7 hrsMean: 6.7 hrs≥1hr: 93%
Halcyon 6: Starbase Commander is a retro space strategy RPG with base building, deep tactical combat, crew management and emergent storytelling.
Why similar: Space 32%, Base Building 22.5%, Strategy 15.6%, Turn-Based Strategy 15.5%, Pixel Graphics 8.4%
- #34 Flotilla
76% matchVery Positive82% of 243 reviews2010
Dev: Blendo Games
Windows · Mac · Linux
Median: 18 minMean: 1.8 hrs≥1hr: 28%
Lead your orbital battleships to victory in Flotilla! Fight, trade, and explore new planets in your journey through the galaxy. Featuring tactically rich 3D combat, flank and surprise the enemy from any direction. When the dust settles, generate another randomized universe for a brand new adventure!
Why similar: Space Sim 25.9%, Space 12.9%, Roguelike 12%, Turn-Based Strategy 11.8%, Sci-fi 10.6%
- #35 Deep Space Battle Simulator
73% matchMostly Positive78% of 413 reviews2021
Dev: yeswecamp
Windows · Linux
Median: 42 minMean: 3.7 hrs≥1hr: 36%
Two teams of players control their capital ship in an epic battle. Customize your ship, control its movement, weapons, and energy distribution or go to one of the hangars to join the battle in a smaller fighter!
Why similar: Space Sim 25.7%, RTS 17.6%, Space 15.5%, Turn-Based Strategy 11.4%, Turn-Based Tactics 9.7%
- #36 Out of Orbit
72% matchVery Positive79% of 179 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: Space 40.6%, Base Building 27.2%, Strategy 14.1%, Exploration 9.6%, Pixel Graphics 8.4%
- #37 Interstellaria
75% matchMixed56% of 410 reviews2015
Dev: Coldrice Games LLC
Windows · Mac · Linux
Median: 3.1 hrsMean: 4.7 hrs≥1hr: 75%
Managing a fleet across a dangerous galaxy. Every star and planet holds untold riches and dangers. Each encounter will require skills in trading, diplomacy, and combat. Allocate power to engines, charge all weapons, and take on the worst the galaxy has to handle.
Why similar: Space Sim 27.2%, RTS 21.9%, Space 20.7%, Sci-fi 11.2%, Pixel Graphics 6.7%
- #38 Celestial Command
74% matchMixed62% of 705 reviews2014
Dev: Science Interactive
Windows · 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 41.5%, Space Sim 24.4%, Sci-fi 11.8%, Simulation 11.6%, Strategy 10.7%
- #39 Rogue Station
72% matchMostly Positive77% of 231 reviews2023
Dev: Quint Studio
Windows
This "space station builder simulation roguelite" puts you in charge of a space station. Fight off enemy ships, fleets and rival stations to dominate your corner of space. Build and upgrade your station, hire and manage your crew. Survive as long as you can.
Why similar: Base Building 23.5%, Space 22.6%, Real Time Tactics 19.8%, Roguelike 11.8%, Strategy 8.9%
- #40 Sid Meier's Starships
74% matchMixed50% of 2,476 reviews2015
Dev: Firaxis GamesPub: 2K
Windows · Mac
Median: 4.6 hrsMean: 7.5 hrs≥1hr: 87%
Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.
Why similar: Space 40.3%, Turn-Based Strategy 25.1%, Strategy 17.6%, Sci-fi 17%
- #41 Istrolid
71% matchVery Positive87% of 2,696 reviews2016
Dev: treeform
Windows · Mac · Linux
Median: 1.0 hrsMean: 10.9 hrs≥1hr: 50%
In Istrolid you design your own unique spaceships from a large number of parts to fit your strategy and play style. With no set units or factions you are free to create a fleet where each ship has its own balanced strengths and weaknesses, from basic fighters and bombers to hulking battleships and speedy destroyers.
Why similar: Space 38.1%, RTS 29.8%, Strategy 17.9%, Sci-fi 11.9%, Pixel Graphics 2.3%
- #42 Space Haven
67% matchVery Positive86% of 11,153 reviews2026
Dev: Bugbyte Ltd.
Windows · Mac · Linux
Median: 4.2 hrsMean: 21.0 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 26.1%, Base Building 20.8%, Space 19.4%, Sci-fi 10.4%, Strategy 7.6%
- #43 Konfronto
69% matchVery Positive89% of 122 reviews2026
Dev: Flaming Fowl Studios
Windows
A sci-fi roguelike auto-battler. Build a powerful intergalactic starship by interlocking different technologies, then battle through a galaxy populated with other players' creations.
Why similar: Auto Battler 46.6%, Roguelike 24.5%, Turn-Based Tactics 17%, Strategy 11.9%
- #44 NebuLeet
69% matchVery Positive91% of 55 reviews2025
Dev: quasilytePub: quasilyte tech
Windows · Mac · Linux
Lead a paramilitary force against a growing space Cult threat. Program your units, build a fleet, trade, research, and engage in deep tactical combat in this RPG-strategy hybrid.
Why similar: Auto Battler 33.3%, Space 21.9%, Base Building 14.7%, Sci-fi 9.6%, Strategy 7.9%
- #45 Space Impossible
71% 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 76.2%, Pixel Graphics 23.8%
- #46 StarMade
71% matchMixed68% of 2,992 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 42.5%, Space Sim 17.7%, Sci-fi 13.2%, Massively Multiplayer 12.3%, Strategy 5.4%
- #47 Nexus Legacy
68% matchMixed66% of 365 reviews2026
Dev: Nexus Legacy Team
Windows
Rebuild civilization from a single planet in Nexus Legacy, a persistent sci-fi 4X MMO. Colonize worlds, manage resources, research technologies, command fleets, forge alliances, and fight for control of a living galaxy.
Why similar: Wargame 30.9%, Space 27.6%, Sci-fi 14.3%, Strategy 11.4%, Exploration 7.9%
- #48 Idle Space Navy
70% matchMixed48% of 58 reviews2023
Dev: Phoenix Aura
Windows · Mac
A sci-fi idler. Upgrade your ships, get new items, and conquer the stars.
Why similar: Space 39.1%, Strategy 36%, Sci-fi 24.9%
- #49 Meeple Station
70% matchMixed57% of 956 reviews2020
Dev: Gameclaw StudioPub: Modularity
Windows · Mac · Linux
Median: 30 minMean: 12.3 hrs≥1hr: 39%
Build your way to success! Trade your way to the top! Explore your way to infamy! Do it all your way!
Why similar: Space Sim 27.3%, Space 24.5%, Base Building 23%, Strategy 9.9%, Pixel Graphics 8%
- #50 Star Traders: Frontiers
68% matchVery Positive83% of 3,816 reviews2018
Dev: Trese Brothers
Windows · Mac · Linux
Median: 3.4 hrsMean: 24.8 hrs≥1hr: 74%
You are the captain of a starship venturing through a massive open universe. Customize your crew and take command at the helm of your very own ship as you explore a galaxy torn apart by internal strife, alien threats, and political intrigue.
Why similar: Space Sim 40.3%, Space 21.2%, Sci-fi 20.5%, Strategy 9.6%, Simulation 8.4%
- #51 Space Commander: War and Trade
69% matchMixed68% of 702 reviews2020
Dev: Home Net Games
Windows · Mac · Linux
Median: 1.2 hrsMean: 9.1 hrs≥1hr: 55%
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 38.7%, Base Building 27.1%, Space 15.6%, Exploration 7.6%, Sci-fi 6.7%
- #52 SpaceBourne 2
64% matchMostly Positive76% of 5,166 reviews2025
Dev: Burak Dabak
Windows
Median: 2.6 hrsMean: 11.1 hrs≥1hr: 72%
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 42.5%, Base Building 25.7%, Space 21%, 3D 5.5%, Strategy 5.3%
- #53 Stellar Odyssey
65% matchMostly Positive70% of 121 reviews2026
Dev: Stellar Games
Windows
An Idle Space MMORPG where you progress at your own pace, but the universe is built together. Explore a procedural galaxy of nearly 50 million star systems alone — or join a Squadron to pool resources, raise space stations, upgrade shared buildings, and expand across the stars as one.
Why similar: Automation 36.2%, Massively Multiplayer 32.6%, Space 31.2%
- #54 Industrial Annihilation
68% matchMostly Negative29% of 460 reviews2024
Dev: Galactic Annihilation
Windows
The next major game in the Planetary Annihilation universe, Industrial Annihilation combines the iconic real-time strategy of the beloved Annihilation games with deep factory-building to deliver a blend of genres unlike any you’ve experienced before.
Why similar: RTS 25.9%, Wargame 22%, Automation 16.9%, Strategy 12.2%, Base Building 11.6%
- #55 Project Entropy
67% matchMixed52% of 266 reviews2024
Dev: FunPlus International AG
Windows
Welcome, commander, to Project Entropy- an ultimate Sci-Fi and role-playing game with battles in space. In this immersive MMO experience, you will command alien civilizations, conquer uncharted planets, and build Hero fleets.
Why similar: Base Building 30.9%, Wargame 26.1%, Sci-fi 19.6%, Strategy 13.5%, Simulation 10%
- #56 Airship: Kingdoms Adrift
65% matchMostly Positive75% of 1,068 reviews2023
Dev: Revolution IndustryPub: indie.io
Windows
Median: 6.0 hrsMean: 21.2 hrs≥1hr: 77%
Welcome to Suthseg! As the newly commissioned airship captain, forge a mercantile empire across the archipelago, until the great powers of Europa turn their attention toward it. Build up a fleet, chart trade routes, establish industries, and explore the frontier at your airship's helm!
Why similar: Real Time Tactics 39.5%, Space Sim 38.5%, Strategy 9.6%, Simulation 6.8%, 3D 5.6%
- #57 Stardeus
64% matchVery Positive87% of 1,562 reviews2022
Dev: Kodo LinijaPub: Paradox Arc
Windows · Mac · Linux
Median: 8.6 hrsMean: 22.6 hrs≥1hr: 77%
Stardeus is a deep colony sim set on a broken starship manned by drones and hibernating human survivors. As the AI, have your drones repair your ship, save your crew and travel the stars in this beautiful simulation.
Why similar: Space Sim 26.5%, Base Building 21.4%, Space 20.6%, Sci-fi 11.7%, Strategy 7.8%