Say what you will about Instagram's recent quest to beat Snapchat at its own game, but the strategy seems to be working. The Facebook-owned social network centered on photos has announced today that it has more than 600 million users. The last 100 million of those have signed up in the past six months, which is impressive because it took the service nine months to go from 400 million to 500 million. So Instagram's user growth is in fact accelerating, and that's where the Snapchatifiying strategy probably helped. Instagram has been adding loads of features in the past few months, even...
Source: http://www.gsmarena.com/instagram_reaches_600_million_users-news-22200.php