FaceTune 2 puts a powerful selfie studio in your pocket

One of the mobile era's bestselling photo apps now has a sequel — and in a nod to the changing economics of the App Store, it's going free for the first time. FaceTune 2, from Israeli developer Lightricks, arrives on iOS today boasting a series of radical improvements over its predecessor. But to realize the full power of the app, you'll still have to pay: via in-app purchases for individual effects, or via a monthly or annual subscription.If you're in the practice of perfecting your selfi