
It was basically launched as an invitation-only in June 2011. It was soon then opened to to everyone 18 years of age or older without the need for an invitation On September 20, 2011.
Google Plus consists of social services such as Google Profiles, Circles, Hangouts and Sparks. Medias declared it Google's biggest attempt to rival the social network Facebook. Google+ is launched, after the following Google Buzz, Google Friend Connect and orkut. It may be considered as a big replacement for Facebook. But was it is the biggest question, Only the time has to answer.
As far now, Facebook is still rocking a lot of times better than its competitors giving a hard job for its competitors. .