The Billion Dollar App club is even more selective than the Wall Street Journal’s Billion Dollar Startup club, and frankly it’s proving to be even more lucrative. I’ve compiled this list from a variety of sources including inside sources from venture capital firms, CB Insights, Mattermark, and of course Crunchbase. Today there are only than 12 such companies in the U.S., Europe and China. Click on the company names below for profile information, or sort by categories such as region, amount raised and valuation. Updated July 2014
