Best Massively Multiplayer Games on Steam

Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated massively multiplayer games.

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Day of Defeat: Source Valve's WWII Multiplayer Classic - Now available for Mac.

Price 9.75€
Rating 9.0
Release 12 Jul 2010
Moonbase Alpha NASA has once again landed on the lunar surface with the goal of colonization, research, and further exploration. Shortly after the return to the Moon, NASA has established a small outpost on the south pole of the moon called Moonbase Alpha.

Price Free to play
Rating 8.8
Release 06 Jul 2010
Pirates Vikings & Knights II Step into the ultimate three-way war for honor, glory, and gold! This beloved community-driven game brings together swashbuckling Pirates, battle-hardened Vikings, and chivalrous Knights in hilarious and intense class-based combat. Join the fun, embrace the chaos, and fight your way to victory!

Price Free to play
Rating 8.5
Release 12 Feb 2010
TrackMania Nations Forever A free game in the truest sense of the word, TrackMania Nations Forever lets you drive at mind-blowing speeds on fun and spectacular tracks in solo and multiplayer modes.TrackMania Nations Forever offers a new "Forever" version of the Stadium environment, a solid solo mode and 65 brand new, progressively challenging tracks.

Price Free to play
Rating 8.8
Release 16 Apr 2008

Most played massively multiplayer games


8,105 players

4,910
1,660
Rating 7.3

2,304 players

25,430
12,230
Rating 6.7

1,663 players

2,110
346
Rating 8.3

1,489 players

79,504
3,912
Rating 9.4

1,311 players

24,320
3,341
Rating 8.6

1,148 players

17,099
3,896
Rating 8.0

892 players

46,567
30,205
Rating 6.0

573 players

754
382
Rating 6.4

545 players

559
285
Rating 6.4

482 players

2,932
1,044
Rating 7.2