Pinterest has just announced that finally opens to all users leaving behind the invitation system.
In the first quarter of 2013, the three major social networks, facebook, google+ and twitter-continue to lead the market. Facebook with 701.5 million users continue being the leader of the market, followed by google+ with 359.2 and twitter with 296.6 millions in terms of active users.
Facebook continues to be the network with more users and achieved a growth of 27.5% active users in the last two quarters. Facebook can be proud to be the social network with a larger amount of women among its users with a 45% . As in other social networks, the largest group of users is in the range of 25-34 years. Facebook appears as the third fastest growing social network in 2013.
Twitter continues unstoppable and once again the fastest growing social network, adding 37% of active users to nearly 300 million active users worldwide. The 61% of its users are men, so it remains a predominantly male social network, only surpassed by LinkedIn with 66% of its users being male.