According to industry insiders, Android phones will play a crucial role in the expansion of the Google+ social networking site. According to Paul Allen, the founder of Ancestry.com, "700,000 Android devices are activated daily and this will become a very significant source of new users for Google+". Facebook, Google+'s main competitor, is also quickly establishing its own mobile stake. Benedict Evans reported that in the last couple of days, Facebook saw monthly active users of its mobile apps pass 300 million users.

According to Benedict Evans of Enders Analysis, 300 million people were accessing Facebook via smartphone applications in December. Facebook had previously declared that more than 350 million of its 800 million users were connecting to the service over mobile handsets. However, facebook did not specify how many users were using the application, as oppossed to accessing facebook through a mobile web browser.