Directly from Facebook,
Most Popular Facebook Apps, by total monthly users:
Apps that are New On the Scene and are Becoming Hugely Popular:
Besides flirting (aka "networking"), sharing photos, and staying connected, users are star making these Facebook apps above. Apps seems to mostly run the line between: increasing profile functionality, games, philanthropy (never has it been so easy), and various flirting functions. Maybe it's time to create a Facebook version of Laslow's Hierarchy of Needs. Consider Facebook as beginning to resemble something more like an operating system and you'll see the potential.
