Facebook‘s Instagram Hits 400 Million Users – Twitter Still At 300 Million. Facebook owned Instagram has just announced that it has hit 400 Million users. A previous announcement by Instagram posted 300 Million users nine months ago. Instagram has just over seen a rocket-growth in its fan base leaving Twitter behind.
Instagram is a mobile photo and video sharing app that lets its users to share photos and videos directly to social networking sites like Facebook, Twitter, Tumblr and Flickr. Instagram was launched in 2010 and acquired by Facebook in 2012 for an estimated US $ 1 Billion. Twitter which was launched in 2006 but still stands at 300 Million users.