Facebook developer Playfish has announced that it has 55m monthly users worldwide.
The EA-owned company has released a range of statistics showcasing its rapid growth since being founded in November 2007.
A total of 340m Playfish games have been installed, while over 90m virtual items are transacted within them every day.
Playfish has a raft of Facebook games including Madden Superstars, FIFA Superstars, Pet Society, Poker Rivals and Gangster City. Comparatively, Zynga’s CityVille recently became Facebook’s most popular game with over 100m monthly actively users.
More statistics can be viewed on the Playfish website.