Instagram is a photo sharing program that allows it's users to take a picture and share it with various social networking services. A digital filter is applied to it also. Instagrams development was started in San Francisco, California with Kevin Systrom and Michel Krieger. By December 2010 Instagram had 1 million registered users and by April of 2012 it was announced that they over 30 million accounts were set up by Instagram. Facebook has recently purchased Instagram for 1 billion in cash and stock.