Vine is now the number one free app in the US App Store
Twitter's video-sharing app, Vine, is now the top free app in the iOS App Store. Released back in January, Vine was well-received by the press and has been the most-downloaded app in the "Social Networking" category many times. In the two-and-a-half months since its release, it has slowly climbed...
Vine shows no signs of withering