InstaFlow lets you explore Instagram photos in an intuitive, diverting and innovative way, using stacks of photos you can infinitely expand with a tap or shrink down with a pinch.
   Just connect with your Instagram account and find your own photos, the ones from your friends, the ones you liked and the popular ones, grouped in its own stacks. Each stack can be open to reveal the whole set of photos you can browse either in a scrollable grid or by swiping photos in full screen. But you can do more with InstaFlow, with just a tap on a photo you open a new bunch of stacks related to…