The 20 Fastest Growing Facebook Apps: Mostly Social Games, As Usual
Number one gainer was Birthday Cards from RockYou, which gained 5.2 MILLION installs this WEEK! And while Inside Facebook is not really sure why it turned around, we know
Number one gainer was Birthday Cards from RockYou, which gained 5.2 MILLION installs this WEEK! And while Inside Facebook is not really sure why it turned around, we know
