Pope Francis is launching his own account on the Instagram photo-sharing social network site, under the name 'Franciscus', Vatican Radio reported on Friday.The opening of the Pope’s Instagram account on Saturday will increase his strong presence on social media platforms, Vatican Radio said.Francis already has a Twitter account with the hashtag @ Pontifex that has over 26 million followers and the number is "constantly increasing", said Vatican Radio. Founded in 2010, Instagram has around 400 million users worldwide and shares photos and videos with a community of followers.