Free to Play Massively Multiplayer Games on Steam
Check out this fantastic list of free-to-play massively multiplayer games you can enjoy on Steam right now, updated on July 31st 2025. Looking for even more free titles? Explore the complete list of the best free to play massively multiplayer games.
Lists & Categories
1. Delta Force
Delta Force is back! The iconic series returns as the definitive free-to-play modern team-based tactical shooter and featuring three distinct gameplay modes: large-scale PvP warfare, intense extraction shooter action, and a remake of the legendary Black Hawk Down campaign. Delta Force is a game developed and published by . Released on December 04th 2024 has received 125,789 reviews of which 78,132 were positive and 47,657 were negative resulting in a rating of 6.2 out of 10. The game has hit the top spot as the #1 most played massively multiplayer game, thanks to its 42,386 peak concurrent players over the last day.
6.2
78,132
47,657
42,386
players
2. Albion Online
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. Albion Online is a game developed and published by . Released on May 16th 2018 has received 83,074 reviews of which 65,583 were positive and 17,491 were negative resulting in a rating of 7.8 out of 10. While seeing 9,863 players online at once in the last 24 hours, this game is currently ranked #2 among massively multiplayer games based on player count.
7.8
65,583
17,491
9,863
players
3. EVE Online
EVE Online is a free-to-play community driven space MMO where players can choose their own path from countless different options. Experience space exploration, immense PvP and PvE battles, mining, industry and a thriving player economy in an ever-expanding sandbox. EVE Online is a game developed and published by . Released on December 15th 2010 has received 36,388 reviews of which 26,813 were positive and 9,575 were negative resulting in a rating of 7.3 out of 10. While seeing 3,176 players online at once in the last 24 hours, this game is currently ranked #3 among massively multiplayer games based on player count.
7.3
26,813
9,575
3,176
players
4. RuneScape ®
RuneScape is a high fantasy open world MMORPG. Explore an ever changing and evolving living world where new challenges, skills, and quests await. Featuring unprecedented player freedom, you choose how to play, adventure, and grow. RuneScape ® is a game developed and published by . Released on October 14th 2020 has received 25,338 reviews of which 20,941 were positive and 4,397 were negative resulting in a rating of 8.1 out of 10. With 2,474 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played massively multiplayer games.
8.1
20,941
4,397
2,474
players
5. Conqueror's Blade
Conqueror's Blade gives you a chance to be a true warlord. Commanding medieval troops in epic 15 vs. 15 siege battles, conquering cities with allies in the open world or fighting against players from all over the world – it's you who make the choice. Conqueror's Blade is a game developed and published by . Released on April 05th 2020 has received 34,933 reviews of which 23,854 were positive and 11,079 were negative resulting in a rating of 6.8 out of 10. With 1,445 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played massively multiplayer games.
6.8
23,854
11,079
1,445
players
6. Transformice
Transformice is an MMO platformer about dozens of mice running to bring back the cheese! Will the almighty Shaman help you or just ruin everything? Millions of levels, hectic physics, skill trees, and more importantly... hats! Transformice is a game developed and published by . Released on January 30th 2015 has received 27,661 reviews of which 24,320 were positive and 3,341 were negative resulting in a rating of 8.6 out of 10. With 1,280 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played massively multiplayer games.
8.6
24,320
3,341
1,280
players
7. Star Trek Online
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. Star Trek Online is a game developed and published by . Released on January 31st 2012 has received 20,145 reviews of which 15,939 were positive and 4,206 were negative resulting in a rating of 7.8 out of 10. With 1,157 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played massively multiplayer games.
7.8
15,939
4,206
1,157
players
8. Granado Espada
Granado Espada, the long-standing MMORPG beloved in dozens of countries around the world for its unique control system that allows you to take the role of up to 3 different characters simultaneously! Now available in English to Southeast Asia players, from imcgames. Granado Espada is a game developed and published by . Released on October 15th 2017 has received 1,288 reviews of which 824 were positive and 464 were negative resulting in a rating of 6.2 out of 10. With 1,069 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played massively multiplayer games.
6.2
824
464
1,069
players
9. Lords Mobile: Pacific Rim War
Clash with global players in this epic real-time strategy game! Lords Mobile: Pacific Rim War is a game developed and published by . Released on June 02nd 2019 has received 5,617 reviews of which 3,761 were positive and 1,856 were negative resulting in a rating of 6.6 out of 10. With 998 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played massively multiplayer games.
6.6
3,761
1,856
998
players
10. Shakes and Fidget
Shakes & Fidget is a hilarious fantasy role-playing satire and at the same time, an award-winning RPG! Sounds crazy? With over 50 million enthusiastic players, it ranks among the most celebrated online role-playing games worldwide! Shakes and Fidget is a game developed and published by . Released on February 24th 2016 has received 36,593 reviews of which 33,837 were positive and 2,756 were negative resulting in an impressive rating of 9.1 out of 10. With 957 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played massively multiplayer games.
9.1
33,837
2,756
957
players
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