- #1 Champions Online
97% matchMostly Positive71% of 4,310 reviews2011
Dev: Cryptic StudiosPub: Arc Games
Windows
Median: 4.0 hrsMean: 47.5 hrs≥1hr: 78%
Grab your cape and defend Millennium City in this comic book-style action MMORPG! Design your hero and costume from thousands of costume pieces, face super-villains like Dr. Destroyer, and create your own unique nemesis.
Why similar: Superhero 52.9% ★, Massively Multiplayer 20.2%, Character Customization 17.8%, RPG 5.1%, Sci-fi 2.3%
- #2 Hero Zero - Multiplayer RPG
96% matchVery Positive82% of 3,795 reviews2016
Dev: Playata GmbH
Windows
Median: 3.6 hrsMean: 86.1 hrs≥1hr: 66%
Become a hero, build your own Hide-Out and start by saving your neighbourhood. Level up your skills, collect incredibly weird superhero gadgets, and join a superhero team to save the world!
Why similar: Superhero 44.6% ★, Massively Multiplayer 36.9%, RPG 12.5%, Adventure 4.9%, Singleplayer 1.1%
- #3 Sentinels of Freedom
95% matchMostly Positive75% of 263 reviews2020
Dev: Underbite Games
Windows
Prepare for a story-driven campaign within the Sentinel Comics universe as you join forces with an ever-growing team to face a wide variety of villains. Create your hero, gather your team, and save the world in this exciting new turn-based strategy!
Why similar: Superhero 72.8% ★, RPG 18.7%, Adventure 8.5%
- #4 Rise of the Pirates
94% matchMixed70% of 93 reviews2019
Dev: Ravanok
Windows
Throw yourself into a world of fantasy and create your own character to embark on an epic high seas adventure of your own making.
Why similar: Massively Multiplayer 59.6%, RPG 16.9%, Crafting 12.8%, Adventure 6.8%, Colorful 3.9%
- #5 Villagers and Heroes
94% matchMixed61% of 3,427 reviews2014
Dev: Mad Otter Games
Windows
Median: 48 minMean: 12.0 hrs≥1hr: 44%
Enter a magical, 3D fantasy world filled with hundreds of unique locales, immersive lore, and exciting quests -- and it's all free to play. Join thousands of players from around the world, and be part of a one of a kind community.
Why similar: Massively Multiplayer 59.3%, RPG 16.1%, Crafting 13.2%, Magic 7.4%, Adventure 4%
- #6 Starfighter: Infinity
93% matchVery Positive91% of 129 reviews2019
Dev: Ben Olding Games
Windows · Mac · Linux
A space based MMORPG with a focus on ‘dogfighting’ style action and exploration. Features a huge array of ships, imaginative weapons and ship upgrades with more being added all the time. Explore the galaxy, fight other players, form your own organisations, mine asteroids to craft new items, loot rare weapons from alien races, and more...
Why similar: Massively Multiplayer 77.5%, RPG 22.5%
- #7 MilMo
91% matchMostly Positive78% of 688 reviews2018
Dev: Dohi Sweden AB
Windows · Mac
Median: 36 minMean: 7.4 hrs≥1hr: 38%
Create a hero and join your friends in an amazing world of action and adventure!
Why similar: Superhero 50.8% ★, Character Customization 19.8%, Story Rich 9.4%, RPG 8.2%, Colorful 7.3%
- #8 Heroes of Shadow Guard
91% matchMixed51% of 61 reviews2016
Dev: Iron 27
Windows
Experience both sides of dungeon crawling! Navigate deadly labyrinth dungeons and design your own in this ground-breaking MMO. Unlock new heroes, new gear, and new labyrinth guards. Conquer single player sagas, climb multiplayer leaderboards, and challenge friends to custom matches.
Why similar: Massively Multiplayer 80.5%, RPG 19.5%
- #9 Space Commander: War and Trade
90% 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: Base Building 26.8%, Aliens 23.6%, Futuristic 14.8%, RPG 13.5%, Sci-fi 7.7%
- #10 Battlesmiths: Blade and Forge
88% matchMostly Positive71% of 481 reviews2025
Dev: Ragnarocket
Windows · Mac · Linux
Craft. Battle. Grow. Join thousands of players in the ultimate tactical RPG where every piece of gear is forged by you — and every fight tests your strategy.
Why similar: Crafting 41.7%, RPG 21.2%, Colorful 15.3%, 3D 12.4%, Adventure 9.4%
- #11 Idle Superpowers
89% matchMostly Positive79% of 61 reviews2022
Dev: Lutsgames
Windows
Idle Superpowers is a roguelike idle rpg where you are a superhero who can get multiple superpowers that are combinable and synergize with each other! - Many superpowers to unlock - procedural generation - combine and synergize superpowers - challenges which require different playstyles
Why similar: Superhero 68.1% ★, Time Travel 18.5% ★, RPG 12.5%, Singleplayer 0.9%
- #12 Comic Book Hero: The Greatest Cape
89% matchMixed44% of 135 reviews2015
Dev: Grey Dog SoftwarePub: Viva Media
Windows
Median: 12 minMean: 9.3 hrs≥1hr: 35%
Assume the role of a masked crime fighter and take part in adventures ranging from the streets of your city to the farthest reaches of the galaxy! Write your own super-heroic story as you take on every foe from petty thugs to cosmic villains in this unique role-playing simulation adventure.
Why similar: Superhero 73.9% ★, RPG 23.5%, Singleplayer 2.7%
- #13 Star Sonata 2
87% matchMixed68% of 289 reviews2020
Dev: Landauer Games
Windows
Median: 2.1 hrsMean: 59.8 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: Base Building 68.8%, RPG 31.2%
- #14 Downfall MMORPG
86% matchMixed54% of 65 reviews2026
Dev: Rainmade Games
Windows
Downfall MMORPG is an open-world sci-fi & fantasy MMORPG where magic and technology collide. Choose a faction, forge your own playstyle, and fight for control of a living world in massive PvP battles and endless PvE adventures.
Why similar: Massively Multiplayer 38.3%, Sci-fi 19.1%, RPG 13.8%, Futuristic 9.8%, Magic 7.7%
- #15 Project Entropy
86% matchMixed52% of 220 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: Aliens 40.8%, Base Building 29.9%, Sci-fi 22.9%, Colorful 6.4%
- #16 Boundless
85% matchMixed70% of 2,766 reviews2018
Dev: Monumental, LLC
Windows · Mac
Median: 1.1 hrsMean: 33.0 hrs≥1hr: 51%
Shape your citizen, forge your destiny and sculpt your world in this epic voxel sandbox MMO built on endless possibility.
Why similar: Massively Multiplayer 58.3%, Crafting 26.4%, RPG 10.5%, Adventure 4.9%
- #17 Bit Heroes Quest
84% matchVery Positive80% of 3,277 reviews2017
Dev: JuppiomenzPub: Kongregate
Windows
Median: 2.6 hrsMean: 54.9 hrs≥1hr: 67%
Collect and craft thousands of pieces of loot to increase your power. Build your team by capturing monsters and bosses to fight at your side in old school, turn-based combat. Prove you’re the mightiest hero in the land by competing in the PvP arena, Raids, and weekly events for awesome prizes!
Why similar: Massively Multiplayer 66.5%, RPG 24.7%, Adventure 8.8%
- #18 Miracle Heroes: Temporal Bounty Hunter
83% matchVery Positive94% of 83 reviews2024
Dev: Cat Play Studio
Windows
Miracle Heroes is a multiplayer light rogue-like game. In the game, players must choose suitable combinations from a rich arsenal of weapons and items, with each playthrough offering a fresh experience.
Why similar: Time Travel 42.5% ★, Futuristic 19.2%, RPG 14%, Sci-fi 12.9%, 3D 6.2%
- #19 Hotel Hideaway: Avatar & Chat
82% matchMixed68% of 103 reviews2025
Dev: Sulake Oy
Windows · Mac
An immersive 3D social simulation MMO where you customize your avatar, build and decorate rooms, collect rare items, and join live community events in a nostalgic yet ever-evolving virtual world.
Why similar: RPG 26.4%, Base Building 19.4%, Character Customization 17%, Magic 17%, Colorful 9.8%
- #20 Sun Haven
80% matchVery Positive81% of 24,588 reviews2023
Dev: Pixel Sprout Studios
Windows · Mac
Median: 14.8 hrsMean: 31.3 hrs≥1hr: 89%
Build your farm and relationships with townsfolk, or forge ahead on a quest of magic, monsters, and dragons. Level up through a skill tree in 8 person multiplayer, or adventure solo!
Why similar: Character Customization 29.9%, Magic 22.5%, Crafting 22.3%, RPG 16.3%, Adventure 5.6%
- #21 Skullborn
81% matchMostly Positive78% of 64 reviews2022
Dev: Snubber
Windows · Mac · Linux
Skullborn is an infinite massively multiplayer sandbox game! Begin as a skeleton, fight, gather resources, and craft armor/weapon to upgrade your bones! Explore and team up with other players around the world.
Why similar: Massively Multiplayer 34%, Base Building 21.7%, Crafting 18.7%, Character Customization 13.8%, Colorful 6.9%
- #22 Anarchy Online
81% matchVery Positive83% of 281 reviews2017
Dev: Funcom
Windows
Anarchy Online – the first ever science fiction MMO – is now on Steam! Compete and cooperate with thousands of players simultaneously on a vast, alien world. Join humanity nearly 30,000 years in the future in a world of perpetual conflict and scientific marvel.
Why similar: Massively Multiplayer 51.6%, Sci-fi 19.2%, RPG 13.8%, Futuristic 5.7%, Character Customization 5.2%
- #23 MetaHuman Inc.
79% matchVery Positive91% of 153 reviews2015
Dev: Choice of Games
Windows · Mac · Linux
As the CEO of a corporation that sells superpowers to the highest bidder, you'll harness dark magic and travel through time to inflate your stock prices!
Why similar: RPG 100%
- #24 BitCraft Online
76% matchMostly Positive74% of 3,304 reviews2025
Dev: Clockwork Laboratories, Inc.
Windows · Mac
Median: 11.8 hrsMean: 91.2 hrs≥1hr: 83%
Join thousands of players in a true single-world MMORPG. Carve out a cozy nook, master a player-driven economy, or band together to transform the ancient wilderness into thriving cities. From humble beginnings to legend, your choices matter - because in BitCraft, your actions shape our world.
Why similar: Base Building 32.7%, Crafting 24.2%, Character Customization 23.5%, RPG 12.8%, 3D 6.9%
- #25 The Infinite Black 2
77% matchVery Positive84% of 231 reviews2023
Dev: SpellbookPub: www.Spellbook.com
Windows
Command a fleet of ships to hunt aliens, trade resources and loot treasure! Form corporations with your friends while fighting a never-ending intergalactic war in this open-world online space adventure!
Why similar: Massively Multiplayer 31.1%, Futuristic 16.7%, Character Customization 15.1%, Sci-fi 14.6%, Crafting 11.9%
- #26 Pow Vista
77% matchVery Positive82% of 68 reviews2024
Dev: Aram Audio LLC
Windows · Mac
Enter an MMORPG where skateboarding is tied directly to combat, gathering, and crafting. Level up elemental skills, chase rare drops, and build your legend as an early player. Play how you want with optional PvP, zero pay-to-win, and frequent updates shaped by the community.
Why similar: Massively Multiplayer 58%, RPG 11.8%, Colorful 11.8%, Adventure 11.4%, 3D 7%
- #27 RIFT
78% matchMostly Positive74% of 11,544 reviews2011
Dev: gamigo US Inc.
Windows
Median: 4.1 hrsMean: 60.8 hrs≥1hr: 77%
Dive into a world of epic adventure! Create your perfect hero thanks to a uniquely customizable class system. Collect, craft, and customize your gear. Go it alone or group up to challenge dungeons, raids, dynamic open-world content, and your fellow players.
Why similar: Massively Multiplayer 52.7%, RPG 15.8%, Character Customization 11.4%, Magic 8%, Crafting 6.5%
- #28 Grind Hero: MMORPG
75% matchMixed59% of 233 reviews2025
Dev: Xtreaming
Windows · Mac
2D MMORPG with PvP, guilds, bosses, sigils, and a vast world to explore!
Why similar: Massively Multiplayer 34.9%, Character Customization 26.4%, RPG 17.2%, Magic 16.6%, Adventure 4.9%
- #29 Key To Heaven
74% matchMostly Positive74% of 201 reviews2024
Dev: Far side of North Studio
Windows
By yourself or with friends, your goal is to fight and explore on the mysterious islands. Become stronger, equip better items, craft a raft and sail parts of the oceans to find more hidden treasure, secrets, and bosses.
Why similar: Massively Multiplayer 39.5%, Crafting 22.4%, Character Customization 21.2%, RPG 11.5%, Adventure 5.4%
- #30 Pax Dei
73% matchMixed57% of 10,783 reviews2025
Dev: Mainframe Industries
Windows
Median: 15.9 hrsMean: 69.7 hrs≥1hr: 88%
Welcome to a vast, social sandbox MMO inspired by the legends of the medieval era. Here, myths are real, ghosts exist, and magic is unquestioned. Join thousands of players as you explore the land, build your home, forge your reputation, and craft your own stories. What world will you make?
Why similar: Base Building 25%, Character Customization 22%, Crafting 21.5%, Magic 20.1%, RPG 11.4%
- #31 Village Heroes
73% matchMixed58% of 143 reviews2024
Dev: CUNX
Windows
Village Heroes is a retro pixelart MMORPG. Embark on an adventure, team up with friends, explore a vast fantasy world, challenge powerful bosses, and collect rare treasures. Cultivate your own hero, craft legendary gear, conquer the Tower of Trials, and write your heroic legend!
Why similar: Massively Multiplayer 76%, RPG 16.5%, Adventure 7.5%
- #32 Soulmask
71% matchVery Positive81% of 17,627 reviews2024
Dev: CampFire StudioPub: Qooland Games
Windows
Median: 13.7 hrsMean: 66.7 hrs≥1hr: 92%
Choose your path across a primeval continent shaped by the Mask's power. From lush rainforests to scorched sands, recruit and lead unique tribesmen, build automated production lines, and construct everything from local bases to colossal airships, uncover the secrets of the Mask
Why similar: Base Building 39.7%, Crafting 34%, RPG 16.4%, 3D 9.9%
- #33 Age of Water
71% matchMostly Positive70% of 3,467 reviews2025
Dev: Three Whales StudioPub: Gaijin Network Ltd
Windows
Median: 9.6 hrsMean: 38.9 hrs≥1hr: 90%
Age of Water is an online adventure game set on a post-apocalyptic Earth completely covered in water. Sail through storms, fight and trade, capture other people's boats or build your own, extract resources from the bottom of the ocean and reveal the secrets of the Age of Water world.
Why similar: Massively Multiplayer 45.1%, Crafting 24.5%, Character Customization 16.2%, Colorful 8%, 3D 6.3%
- #34 Spire Horizon Online
72% matchMixed68% of 346 reviews2024
Dev: Mendoka
Windows
Spire Horizon Online is an MMORPG where players become skeleton adventurers on a quest to find their capybara friend. Choose from a variety of classes, battle numerous monsters, and explore diverse regions.
Why similar: Massively Multiplayer 61.8%, RPG 15.3%, Crafting 13.8%, Adventure 7%, 3D 2.2%
- #35 The Adventurer's Domain Online
73% matchMixed64% of 222 reviews2023
Dev: Unbalanced Equations
Windows
Multiplayer Online RPG offering a shared world for players to adventure merging ‘classic’ MMO vibes with more modern third person action combat systems.
Why similar: Massively Multiplayer 41.2%, Crafting 14.5%, Magic 13.8%, Character Customization 11.7%, RPG 9.2%
- #36 DC Universe™ Online
72% matchVery Positive81% of 21,685 reviews2011
Dev: Dimensional Ink GamesPub: Daybreak Game Company
Windows
Median: 8.4 hrsMean: 57.3 hrs≥1hr: 89%
DC Universe Online is a Free-to-Play, massive multiplayer online action game set in the popular DC Universe. Become one of a new breed of Heroes or Villains and wield incredible powers as you go to war with legendary characters such as Batman, Superman, Lex Luthor and The Joker.
Why similar: Superhero 50.3% ★, Massively Multiplayer 26.1%, Character Customization 14.3%, RPG 6.5%, Adventure 2.8%
- #37 Polity - Online Role Playing
71% matchMostly Positive72% of 109 reviews2024
Dev: JIB Games
Windows · Mac
A social cross-platform MMORPG. Enjoy mastering skills, quests, achievements, puzzles, mini-games, crafting, and extensive customization. Take the first step to join this unique journey!
Why similar: Character Customization 34.1%, Crafting 30.4%, RPG 22%, Colorful 13.4%
- #38 Lodestar
70% 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: Base Building 24.1%, Crafting 20.7%, Sci-fi 19.3%, RPG 11.6%, Story Rich 10.7%
- #39 Entropia Universe
69% matchMixed62% of 403 reviews2025
Dev: MindArk
Windows
Entropia Universe is a unique massively multiplayer online game (MMO) where virtual assets hold real-world value and players can participate in a thriving virtual sandbox economy.
Why similar: Futuristic 24.7%, Crafting 19.2%, Sci-fi 18.9%, Character Customization 16%, Massively Multiplayer 10.2%
- #40 Shattered Void
70% matchMostly Positive71% of 90 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 74.3%, Sci-fi 22.9%, Singleplayer 2.9%
- #41 Subspace Discovery
70% matchMostly Positive75% of 131 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 44.3%, Sci-fi 17.1%, Base Building 16.6%, Crafting 12.2%, RPG 9.9%
- #42 Crystal of Atlan
69% matchMixed63% of 387 reviews2025
Dev: Nuverse Pte.Ltd.Pub: Skystone Games
Windows
Median: 54 minMean: 15.7 hrs≥1hr: 47%
Crystal of Atlan is a Magicpunk MMO Action RPG where you can immerse yourself in a Magicpunk world. Build your skills, fight and uncover the secrets of this world with your allies! Time to embark on a wondrous journey of Magic and Machinery!
Why similar: Massively Multiplayer 33.9%, RPG 23.1%, Magic 15.2%, Adventure 11%, Character Customization 10.4%
- #43 Dungeon Crusher: Soul Hunters
68% matchMixed70% of 401 reviews2024
Dev: Towards Mars Limited
Windows · Mac
A social multiplayer incremental idle rpg with clans, PvP arenas, a wonderful 3d fantasy world with a story/missions and much more.
Why similar: Aliens 44.9%, RPG 29.4%, Adventure 13.3%, 3D 12.4%
- #44 Life of a Space Force Captain
69% matchVery Positive85% of 61 reviews2022
Dev: Hosted Games
Windows · Mac · Linux
Live a full life in the future as a human, an alien, or even a robot as you rise through the ranks to become captain of your very own starship.
Why similar: Sci-fi 42.9%, RPG 38.4%, Adventure 14.7%, Singleplayer 4%
- #45 Lost Skies
66% matchMixed62% of 2,832 reviews2025
Dev: Bossa StudiosPub: Balor Games
Windows
Median: 3.4 hrsMean: 12.1 hrs≥1hr: 76%
Chart a course in a breathtaking, but fractured world. Explore ancient ruins, master advanced technology, and craft your very own skyship to brave nature’s fury and colossal threats in Lost Skies. Team up with friends or go it alone in this awe-inspiring cooperative survival adventure.
Why similar: Base Building 42.1%, Character Customization 26.3%, Crafting 20.2%, Adventure 10.3%, Singleplayer 1.1%
- #46 Riff XR
68% matchMixed63% of 176 reviews2023
Dev: Revog GamesPub: Ron Revog
Windows
RIFF XR is an immersive VR MMORPG where your journey shapes a vast, ever-evolving world. Forge alliances, battle fierce enemies, and uncover hidden treasures in a richly detailed universe.
Why similar: Character Customization 32.8%, Modern 30.9%, Futuristic 22.4%, 3D 7.1%, Adventure 6.7%
- #47 Heroes of Science and Fiction
64% matchVery Positive92% of 696 reviews2026
Dev: Oxymoron Games
Windows · Linux
Median: 1.6 hrsMean: 4.6 hrs≥1hr: 66%
A turn-based sci-fi strategy that combines exploration and exciting clashes on the battlefield. Take control over several different species, raise powerful armies for your heroes and destroy your opponents! This HoMM-like is set in a scifi universe, with new mechanics on top of the classic formula.
Why similar: Base Building 38.6%, Sci-fi 24.1%, RPG 17.2%, Story Rich 15.8%, Singleplayer 4.4%
- #48 Wayfinder
65% matchMixed59% of 26,024 reviews2024
Dev: Airship Syndicate
Windows
Median: 8.1 hrsMean: 21.5 hrs≥1hr: 89%
Become a Wayfinder, and unlock their powers as you choose your path and playstyle while pushing back a hostile force that has overtaken your world. A Co-Op ARPG where you directly shape and customize the endless adventures you go on with friends, because Wayfinders are stronger together.
Why similar: Team-Based 56.7%, RPG 26.5%, Adventure 11.3%, Singleplayer 5.5%
- #49 Spellfarers
67% matchMostly Negative39% of 136 reviews2024
Dev: Digital Leisure Inc.
Windows · Mac
Farm, fish, craft, and cast spells with your friends in this idyllic, magical multiplayer farming sim. Befriend the townsfolk of Wenngrove, learn their trades and stories, tend your home with your friends and Familiar, and make magic in Spellfarers.
Why similar: Massively Multiplayer 30.3%, Crafting 21.6%, Character Customization 20.8%, Colorful 11.4%, 3D 8.9%
- #50 Airship: Kingdoms Adrift
64% matchMostly Positive76% of 1,027 reviews2023
Dev: Revolution IndustryPub: indie.io
Windows
Median: 6.2 hrsMean: 22.1 hrs≥1hr: 79%
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: RPG 39.8%, Story Rich 26%, Adventure 17.2%, 3D 17%