
Tidal Nexus Online is a submarine themed old school open world MMO. Fight with monsters, trade and collect valuables in the depths to upgrade your sub. Join clans, participate in world events, make friends and enemies along the way.
60+ similar titles based on shared tags and player behavior. Themes include Massively Multiplayer, PvP, PvE, Open World.

Tidal Nexus Online is a submarine themed old school open world MMO. Fight with monsters, trade and collect valuables in the depths to upgrade your sub. Join clans, participate in world events, make friends and enemies along the way.

World of Sea Battle
Set sail in World of Sea Battle, an action-packed open-world MMO in the Golden Age of Sail! Command historic ships, battle in PvP & PvE, shape the economy, and engage in territorial guild wars in your quest for glory across the high seas!

Age of Water
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.
Set sail in World of Sea Battle, an action-packed open-world MMO in the Golden Age of Sail! Command historic ships, battle in PvP & PvE, shape the economy, and engage in territorial guild wars in your quest for glory across the high seas!
Why similar: Naval Combat 28.4% ★, Massively Multiplayer 27.1%, Open World 9.2%, Trading 8.7%, Action 7.7%
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: Naval 36.1% ★, Massively Multiplayer 21.4%, MMORPG 20.2% ★, Open World 7.8%, Action 6.4%
Heartwood Online is a cross-platform free-to-play MMO. Explore a vast world filled with adventure where you choose your own path. Immerse yourself in crafting, trade, PvP & PvE battles, guilds, politics, and a thriving player economy.
Why similar: MMORPG 50.1% ★, Massively Multiplayer 22.4%, RPG 12%, Trading 5.7%, PvE 5%
A free-to-play classic hardcore MMORPG featuring solo adventure, co-op battles, and intense online PvP in a vast multiplayer world. Strengthen your character through RPG progression, collect powerful gear, and carve out your own path through war and exploration.
Why similar: MMORPG 34.7% ★, Massively Multiplayer 20.2%, RPG 11.1%, War 8.3%, Open World 6%
Relive the classic gameplay of an old-school MMORPG. Select a class that suits your style and join your friends to explore the vast world of Trimurti Online. Upgrade your equipment and maximize your skills, face monsters and bosses, conquer dungeons.
Why similar: MMORPG 44% ★, RPG 19.4%, Massively Multiplayer 19.1%, 3D 5.4%, Open World 4.1%
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: MMORPG 31.9% ★, Naval 20.4% ★, Massively Multiplayer 16.1%, Naval Combat 14.9% ★, RPG 6.7%
Set sail in the open seas and plunder solo, PvE or PvP. Trade goods for ship upgrades or equipments to hunt the Kraken, all in the same Server. Dominate by yourself or with maties. Arrrr for free!
Why similar: MMORPG 23.8% ★, Naval Combat 21% ★, Naval 18.1% ★, Massively Multiplayer 15.2%, Open World 5%
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: MMORPG 45.4% ★, Massively Multiplayer 18.4%, RPG 12.2%, Sci-fi 8.2%, Open World 6.4%
Florensia is a Free-to-Play MMORPG and shows you its legendary worlds ashore and at sea with its 3D anime style. Mysterious islands, the great ocean, dungeons, picturesque pirates and dangerous monsters are waiting to be discovered.
Why similar: MMORPG 42.9% ★, Massively Multiplayer 20.3%, RPG 11.6%, Naval 8.3% ★, PvP 5.9%
Battle For Embolia is a fast-paced indie MMORPG with responsive combat, meaningful progression, and constant updates. Explore a growing world, face challenging bosses, and help shape the game’s development through community feedback. Free to play with no pay-to-win.
Why similar: MMORPG 46.3% ★, Massively Multiplayer 21.9%, RPG 11.3%, Trading 8.4%, Action 5.4%
Fight and train with powerful Jutsu to rise through the ranks of your village in a ninja open-world MMORPG. Join over a hundred thousand players worldwide. Play now for free!
Why similar: MMORPG 43.6% ★, Massively Multiplayer 22.9%, RPG 10.9%, Open World 6.5%, PvP 5.5%
Enter a unique science fantasy MMORPG and dive into a unique organic living world !
Why similar: MMORPG 39.6% ★, Massively Multiplayer 20.7%, RPG 9.8%, Sci-fi 6.9%, Open World 6.7%
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: MMORPG 33% ★, Massively Multiplayer 28%, Trading 10.1%, Sci-fi 7.7%, PvP 6.8%
Throne and Liberty captures the essence of classic MMORPGs while introducing new gameplay elements, depth and excitement at every turn. Gather your guild, prepare for battle, and set forth for throne... and liberty!
Why similar: MMORPG 49.1% ★, Massively Multiplayer 20%, RPG 10.5%, Open World 7.4%, PvP 4%
Classic free-to-play open-world MMORPG with grind, PvP, and a risky upgrade system up to +10. Level 1–100 with no resets. 33 maps. Crossplay for PC & mobile (Android beta).
Why similar: MMORPG 40.6% ★, Massively Multiplayer 21.1%, RPG 10.9%, Open World 6.7%, Action 5.3%
Skull and Bones is an open world naval action RPG where ship combat, build choice, and sailing skill define your pirate legend. Conquer rival ships and mythical beasts in a vast ocean of up to 20 players.
Why similar: Naval Combat 41.9% ★, Naval 13.4% ★, Open World 13.3%, Action 10.6%, RPG 7.6%
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: MMORPG 46% ★, RPG 20.4%, Massively Multiplayer 15.8%, Action 11.2%, 3D 4.2%
Realm of Simplicity is an indie-developed open world MMORPG set in a medieval fantasy where you will embark on your own adventure. Complete quests, master your skills, trade loot with others or befriend them in a party to conquer the mightiest of monsters!
Why similar: MMORPG 46.7% ★, Massively Multiplayer 22.3%, RPG 21%, PvE 3.9%, PvP 3.6%
Command the seas in Maelstrom! Engage in fast-paced naval battles with powerful warships and colossal sea monsters. Customize your fleet and dominate the Abyssal Ocean. Are you ruthless enough to survive?
Why similar: Naval 33% ★, Massively Multiplayer 20.6%, Naval Combat 20.6% ★, RPG 8%, Action 7%
Winds of Valen is a fantasy sandbox MMORPG. Experience old-school progression where every level, skill, and drop is earned through effort. Train your combat, gathering and artisan skills, and hunt for rare and powerful unique items in a seamless open world.
Why similar: MMORPG 48% ★, Massively Multiplayer 25%, RPG 10.4%, Open World 7.6%, PvE 4.3%
Sphere 3 is an MMORPG featuring large-scale castle sieges with siege engines, epic battles with ancient monsters, a flexible progression system, and a non-target combat system. Join Sphere 3, become a legend!
Why similar: MMORPG 37.6% ★, Massively Multiplayer 20.6%, RPG 11.8%, War 8.3%, Open World 6.1%
DK Online, a fantasy-themed classic MMORPG, invites you to combat monsters, engage in intense PvP, and prove your skills by leveling up. You can magically transform your look into stylish characters. Conquer achievements and explore a vast world as a Dragon Knight. Massive rewards await you!
Why similar: MMORPG 38.9% ★, Massively Multiplayer 21.4%, RPG 12.1%, Action 6.3%, Open World 5.7%
Deepworld is a massively-multiplayer 2D crafting adventure game. Mine and craft your way through a persistent online universe where there's always something new to discover. Battle frightening monsters, mysterious automatons, and other players in PvP!
Why similar: Massively Multiplayer 55.5%, RPG 24%, Action 13.7%, Indie 4%, Multiplayer 2.8%
Mortal Online is a first-person medieval fantasy MMORPG, set in a huge, open, unforgiving world. Choose your race, choose your playstyle, choose a profession, choose where to place your loyalties - if you have any...
Why similar: MMORPG 32.9% ★, Massively Multiplayer 31.1%, Open World 11.3%, RPG 11.2%, Action 5.3%
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: MMORPG 53.6% ★, Massively Multiplayer 20.5%, RPG 11.3%, Open World 7.2%, Action 2.7%
Are you ready to conquer and plunder the seas with your fleet?
Why similar: Massively Multiplayer 44.1%, Naval Combat 26.3% ★, Action 21.5%, 3D 8%
Zezenia is a free to play 2D MMORPG with intense PvP wars & PvE combat. Choose from three classes and seven subclasses to discover a large map with four continents, hundreds of quests, a random equipment system & more.
Why similar: MMORPG 47.6% ★, Isometric 16.9%, RPG 10.5%, Open World 6.6%, PvP 6.5%
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: MMORPG 43.7% ★, Massively Multiplayer 24.7%, RPG 11.2%, Open World 7.5%, PvE 4.2%
Discover yourself in the “Age of Discovery” where you’ll sail out into the uncharted waters! Discover real historical artifacts and mystical legends! Start a company and make enormous fortunes! Fight in fierce sea battles! Whatever your play style, you can play who you want and how you want in UWO!
Why similar: Massively Multiplayer 40.2%, RPG 20.6%, MMORPG 19.7% ★, Naval 14.7% ★, Open World 4.9%
Therian Saga is a MMORPG that tries to stand out of the crowd by offering a compelling storytelling surrounded by a massive mathematical set of rules that define the world your hero will evolve in. It could be said that it borrows elements from old-time MUD games, strategy games and even tabletops RPG.
Why similar: MMORPG 38.7% ★, Massively Multiplayer 26.4%, RPG 14.7%, Open World 6.9%, Action 6.2%
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: MMORPG 38.2% ★, Massively Multiplayer 28%, RPG 13.9%, Sci-fi 9.3%, Open World 4.8%
Embark on an adventurous journey to explore the Quinfall universe. Be a part of unique battles and an immersive story with dozens of different professions in the depths of medieval times in an all-new MMORPG experience.
Why similar: MMORPG 35% ★, Naval 19% ★, Massively Multiplayer 18.9%, RPG 9.6%, Open World 6.5%
Online Idle RPG with an open world without the grind of classic MMORPGs. Collect rare loot, develop your character, master professions, craft powerful gear, and defeat challenging bosses as you progress endlessly.
Why similar: MMORPG 54.5% ★, Massively Multiplayer 22.5%, RPG 13.7%, PvE 5.2%, Multiplayer 3%
Immerse yourself in the WAKFU universe with this free to play MMORPG. Select your class, travel the world, meet adventurers to challenge powerful monsters in epic turn-based battles.Participate in the kingdom’s economy and politics and create your own legend!
Why similar: MMORPG 45.1% ★, Massively Multiplayer 24.3%, RPG 12.5%, Open World 8.1%, Isometric 6.3%
Gloria Victis is an MMORPG with an emphasis on realism, set in a low-fantasy medieval open world. Enjoy MMO with skill-based non-target combat, open PVP with territory control, deep crafting system and player-driven economy – all that served with beautiful graphics and an immersive atmosphere.
Why similar: MMORPG 45.2% ★, Massively Multiplayer 22%, RPG 10.1%, Open World 8.1%, Action 6.4%
Argentum Online, a 2D MMORPG, offers epic quests, dungeon delves, and battles in a fantasy world. Emphasizing community, it features alliances, PvP, and a player-driven economy, all within a vibrant open-world setting.
Why similar: MMORPG 46.1% ★, Massively Multiplayer 20.1%, RPG 12.7%, Open World 8.1%, PvP 5.8%
A class-based action MMO inspired by classic RPGs. Explore a fractured world of monsters and ruins, build your own playstyle, and fight alongside friends in real-time, cooperative combat.
Why similar: MMORPG 39.6% ★, Massively Multiplayer 20.1%, RPG 10.5%, Trading 7.6%, Open World 6.2%
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: MMORPG 42.2% ★, Massively Multiplayer 26.4%, RPG 10.8%, Sci-fi 9.1%, PvE 6.8%
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: MMORPG 42.5% ★, Massively Multiplayer 19.2%, Open World 8.6%, Sci-fi 8.1%, Action 7.1%
Albion Online is a fantasy sandbox MMORPG featuring a player-driven economy, classless combat system, and intense PvP battles. Explore a vast open world full of danger and opportunity. Grow your wealth, forge alliances, and leave your mark on the world of Albion.
Why similar: MMORPG 52.5% ★, Massively Multiplayer 21.2%, Open World 9.1%, RPG 8.6%, PvP 3.1%
Adventures await in a world brought to life by realistic graphics! Experience genuine adventures in the grand world of Rebirth Online. Battle, craft, explore, and combine different types of equipment and abilities to create your own style of play.
Why similar: Massively Multiplayer 38.9%, MMORPG 30.4% ★, RPG 19.4%, Open World 6%, Action 2.7%
Fantasy comes alive in this vast yet cozy free-to-play MMORPG! Choose between 4 classes and 8 subclasses, explore hundreds of locations, thousands of quests, dive into varied PvE and PvP modes, enter the unique vibrant world, and trade with other players. Play, explore, fight and be victorious!
Why similar: MMORPG 59.3% ★, RPG 14.8%, Trading 11.4%, PvP 7%, PvE 4.2%
NosTale is a free-to-play anime action MMORPG which takes you on an exciting journey through a world full of mystery with your friends. More than 30 specialist classes and tons of loyal pets provide plenty of excitement and variety in PvP, PvE and raids
Why similar: MMORPG 53.7% ★, Massively Multiplayer 22.9%, RPG 9.8%, Action 4.1%, Open World 3.9%
Explore a world of magic and intrigue, filled with terrifying monsters and ferocious enemies! Discover the mysteries of Dracania, battle against the forces of evil and become a hero in Drakensang Online, the award-winning action RPG.
Why similar: MMORPG 53.5% ★, Massively Multiplayer 16.1%, RPG 14.1%, Action 8.8%, PvP 4.8%