Sherwood Dungeon
20043D open-world fantasy MMO · Free-to-play
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Free-to-play MMOs
Browse 1505 free-to-play mmos in MMOFinder with researched status, platforms, business models, combat styles and related MMO features.
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Related discovery hubs include MMORPGs, Sandbox MMOs, Crafting, Open World, and PvE.
Shin Megami Tensei: Imagine
2007Fantasy MMO · Free-to-play
Shin Megami Tensei IMAGINE
2007Fantasy MMO · Free-to-play
Shinobi Unleashed
2026Anime action MMORPG · Free-to-play / upcoming
Ship of Heroes
—Superhero MMORPG · Free-to-play
Sho Online
—3D Historical Fantasy MMORPG · Free-to-play
Shot Online
2004Sports MMO · Free to play with item shop
Shroud of the Avatar
2018Fantasy sandbox online RPG · Free-to-play with optional purchases and rewards subscription
Siege on Stars
—Browser space MMORTS · Free-to-play
Siegelord
2014Browser MMORTS · Free-to-play
Silkroad Online
2004Historical trade-conflict MMORPG · Free to play with item shop
Silkroad-R
2012MMO / Online Game · Free-to-play
Sindome
1997Cyberpunk roleplay MOO/MMORPG · Free-to-play
Sky: Children of the Light
—Social online adventure · Freemium
Skyblade: Sword of the Heavens
2005Fantasy MMORPG · Free to play
Skyforge
2015Science fantasy MMO · Freemium
Skylanders Battlecast
2016Mobile augmented-reality card battle game (not a persistent MMO) · Free to play
Skylore
20222D fantasy MMORPG · Free-to-play / in-app purchases
SlothMUD III
1992Fantasy MUD/MMORPG · Free-to-play
SmashMuck Champions
—MOBA · Free-to-play
Smoo Online
—Social Minigame MMOG · Unreleased; a free-to-play model was planned
Snake.io
2016Session-based multiplayer arcade game (not a persistent MMO) · Free-to-play
SOL: enchant
2026Korean fantasy MMORPG · Free-to-play
Soldiers Inc.
2013Browser MMORTS · Free-to-play
Soul Captor
2012Fantasy MMORPG · Free-to-play
Soul Land: Awakening World
20263D open-world fantasy MMORPG · Free-to-play
Soul Master
2010MMORTS / Action RPG Hybrid · Free-to-play
Soul of Guardian
—Browser action fantasy MMORPG · Free-to-play
Soul Order Online 2
—Fantasy MMORPG · Free-to-play
Soul's Remnant
20262D platformer social MMORPG · Free-to-play Early Access
Soul Shifters: MMORPG
20242D exploration and grind MMORPG · Free-to-play
Source of Mana
2022Open-source 2D MMORPG · Free / open source
Space Heroes Universe
2011Kids' virtual-world MMO · Free to play (freemium membership)
Space Wars: Interstellar Empires
2017Turn-based tactical strategy MMO · Free to play
Sparta: War of Empires
2014Browser MMORTS · Free-to-play
Special Force 2
—Online shooter · Free-to-play
Spell Crit: Idle MMORPG
2026Idle-supported MMORPG · Free-to-play / in-app purchases
Spellbreak
—Battle royale · Free-to-play
Spellcasters: The Last Mage
20062D fantasy MMORPG · Free to play
Spellstone
—Online card game · Free-to-play
Sphere
—Fantasy MMORPG · Free-to-play with item shop
Sphere 3
2015Action MMORPG · Free-to-play
Spiral Knights
2011Cooperative action MMO · Free to play with optional purchases
Spirit Crossing
20263D cozy life-sim MMO · Free public playtest / planned commercial release
Spirit Guardian
2015Mobile hero-collection action RPG · Free to play
Spirit Lords
2015Mobile instanced dungeon-crawler action RPG · Free to play
Spirit Tales
2012Anime chibi fantasy MMORPG · Free-to-play
Spirits of the Warriors
20123D Chinese MMORPG · Free-to-play
Splitgate: Arena Warfare
—Online shooter · Free-to-play
Stalcraft: X
2022MMOFPS / survival MMO · Free to play
Star Colony
2011Browser strategy MMO · Free to play
Star Conflict
2013MMO / Online Game · Free-to-play
Star Corsairs
2011Browser space MMO · Free-to-play
Star Crusade: War for the Expanse
2016Session-based Digital Collectible Card Game · Free-to-play
Star Sonata
2002Space action MMORPG · Free-to-play with optional subscription
Star Sonata 2
2020Space Sandbox MMO · Free-to-play
Star Stable
—Online horse MMORPG · Freemium
Star Supremacy
—Browser sci-fi MMORTS · Free-to-play
Star Trek Online
2010Space and ground MMORPG · Free-to-play
Star Wars: Age of Alliances
2001Science-fiction roleplay MUSH/MMORPG · Free-to-play
Star Wars: Clone Wars Adventures
—Family MMORPG · Free-to-play
Star Wars Combine
1998Science fiction MMO · Free-to-play
Star Wars: Dark Forces RPG
2024Science-fiction roleplay MUD/MMORPG · Free-to-play
Star Wars Mud
1993Science-fiction LPMud/MMORPG · Free-to-play
Star Wars MUSH
1990Science-fiction roleplay MUSH · Free-to-play
Star Wars: Regicide
2020Science-fiction roleplay MUSH/MMORPG · Free-to-play
Star Wars: The Old Republic
2011Story-focused Star Wars MMORPG · Free-to-play + optional subscription
Starborne: Frontiers
2023Sci-fi persistent-space tactical MMO · Free to play
Starfell Online
20262D fantasy MMORPG · Free-to-play
Starkeepers
2023Action MMOARPG · Free-to-play (Early Access)
Starlight Story
2013Browser MMORPG · Free-to-play
Starmourn
2018Text-based sci-fi MMORPG / MUD · Free-to-play
Starpires
—Turn-based space strategy MMO · Free-to-play
Starport: Galactic Empires
2004Space trading and combat MMO · Free to play
StarQuest Online
2007Science fiction MMO · Free-to-play
State of Survival
—Mobile strategy MMO · Free-to-play
Steambirds Alliance
2019Cooperative bullet-hell MMO · Free to play
Steel Hunters
2025Mech PvPvE extraction shooter · Free to play
SteelWar Online
—Robot-piloting browser MMO (strategy/RPG hybrid) · Free-to-play
Stein.world
—Browser/Steam Fantasy MMORPG · Free-to-play
Stellacept Online
20133D sci-fi fantasy MMORPG · Free-to-play
Stendhal
2005Open-source 2D fantasy MMORPG · Free-to-play / open source
Stone Age 2
—Closed 2D pet-battle MMORPG · Free-to-play
StoneAge World
2020Mobile Pet-collection MMORPG · Free-to-play
Storm Online
2007Fantasy MMORPG · Free-to-play
Storm Riders
—Wuxia browser MMORPG · Free-to-play
Stormfall: Age of War
2012Fantasy MMORTS · Free-to-play
Stormgate
—Online RTS · Free-to-play
StormHunters
2005Fantasy MUD/MMORPG · Free-to-play
Stormthrone
2015Fantasy browser MMORPG · Free-to-play
Strife
—MOBA · Free-to-play
Stronghold Kingdoms
2012MMORTS · Freemium
Sudden Attack
—Online shooter · Free-to-play
Sundering Shadows
2000Pathfinder/D&D-style fantasy MUD/MMORPG · Free-to-play
Sunset World Online
20222D side-scrolling MMORPG · Free-to-play Early Access
Supernova
2015Sci-fi MOBA / RTS · Free to play
Supreme Destiny
—Fantasy MMORPG · Free-to-play
Survarium
2015MMO / Online Game · Free-to-play
Sword Art Online: Integral Factor
20173D anime MMORPG · Free-to-play / in-app purchases
Sword of Destiny: Rise of Aions
—Browser Action MMORPG · Free-to-play
Sword of Justice
2025Open-world wuxia MMORPG · Free-to-play / in-app purchases
Swords of Convallaria
—Tactical RPG · Free-to-play
Swords of Divinity
2016Automated-combat team-collector RPG (not a persistent MMO) · Free to play
Synced
2023Online shooter · Free-to-play
Syrnia
2005Text-based medieval browser MMORPG · Free-to-play
Taikodom
2008Sci-fi space MMO · Free-to-play
Tales of Fantasy
20103D fantasy MMORPG · Free-to-play
Tales of Laputa
—Browser MMORPG · Free-to-play
Tales of Pirates
2008Closed pirate-themed fantasy MMORPG · Free-to-play
Tales of Pirates 2
—Fantasy MMORPG · Free-to-play
Tales of Solaris
—Browser MMORPG · Free-to-play
Tales of Yore
2023Casual persistent 2D online RPG · Free-to-play / in-app purchases
Tales Runner
—Casual Racing MMO · Free-to-play
TalesWeaver
2003Regional story-driven isometric MMORPG · Free-to-play
Tamer Saga
—Browser MMORPG · Free-to-play
Tank Ace
2012Session-based WWII Tank Combat Game · Free-to-play
Tantra Online
—Legacy faction-based fantasy MMORPG · Free-to-play
Tarisland
2024Closed cross-platform theme-park MMORPG · Free-to-play
Team Fortress 2
2007Multiplayer first-person shooter · Free to play