By Dan Frommer. From the 
archives.
Thursday, July 26, 2012 at 4:54 pm.
Facebook passes 500 million active mobile users
543 million at the end of June, to be exact, up 67% from a year ago. Kind of amazing, given how crappy its apps are. Still, a rare and incredible amount of potential. Don’t blow it!
Check out my new site: The New Consumer, a publication about how and why people spend their time and money.