Social networks are more popular than ever before and user/usage statistics for some of them are mind boggling. In particular Facebook with 800 million users – how long before a 1 billion? – Google+ with 40 million after launching as recently as 28 June and lesser known Scribd with a huge number of regular readers.
Below are recent stats together with sources. Many thanks to @libertyhumanity for providing the research.
Facebook – 800 million users [1]
YouTube – 800 million unique user visit each month [2]
Twitter – 100 million active users [3]
LinkedIn – 135 million users [4]
Scribd – 50 million monthly readers [5]
Google+ – 40 million users [6]
Foursquare – 10 million users [7]
[1] www.facebook.com/press/info.php?statistics
[2] www.youtube.com/t/press_statistics
[3] blog.twitter.com/2011/09/one-hundred-million-voices.html
[4] press.linkedin.com/about
[5] aws.amazon.com/solutions/case-studies/scribd
[6] investor.google.com/earnings/2011/Q3_google_earnings.html
[7] blog.foursquare.com/2011/06/20/holysmokes10millionpeople