Here I have listed some interesting stats for Google’s Products found when i came across Google blog. Its officially announced by Google in their blogs,
Google Search – 1 billion users (September 2010), 100 billion searches per month (August 2012)
Google Maps – 1 billion monthly active users (June 2012)
YouTube – 1 billion unique users every month (March 2013)
Android – 900 million activations (May 2013)
Google Chrome – 750 million active users (May 2013)
Gmail – 425 million active users (June 2012)
Blogger – 300 million monthly visitors (September 2009)
Google Translate – 200 million monthly active users on translate.google.com (April 2012)
Google+ – 190 million active users in the stream, 390 million active users across Google (May 2013)
Soruce : http://googlesystem.blogspot.in/2013/06/google-stats.html