CityVille Engagement Still Growing on This Week's List of Top Growing Apps by DAU

Although its monthly active user count has been falling, Zynga has managed to keep up a strong rate of daily active user growth for its latest hit on Facebook, city-builder CityVille. DAU indicates highly engaged users who are willing to pay for virtual goods, so we can assume that Zynga is doing quite well for itself financially — and will continue to do so for quite awhile to come, given the DAU trajectory.