In a study conducted by comScore of the mobile social networking usage, it was found that Facebook.com has more than doubled its mobile user base in January 2010 compared to the user base in January 2009. In the same period, Twitter grew by 347%.
In January 2009, 11.8 million mobile users used their cell phone to access Facebook.com, which increased to become 25.1 million by January 2010. In the same period, Twitter user base grew from 1.05 million to 4.7 million mobile users.
The growth rates of these two social networking sites have exploded, but MySpace’s shrunk. The user base of MySpace fell short by 7% of its previous years mark. (See image).