Facebook-owned Instagram now has more than 700 million monthly active users, up from the 600 million in reported in December. It experienced faster growth in the past five months than during any other time in its history. It's added 200 million people since last June.
Instagram is on its way towards having a similar number of active users to WhatsApp and Facebook Messenger, both of which have over 1 billion users. Facebook itself is far ahead with 1.86 billion.
The photo-centric network has benefited from its introduction of Stories in August 2016. Stories has become one of the top parts of the app.