The iOS 9 fast app switcher has been redesigned in a way that lets you quickly shuffle back through your stack of recent apps. It really makes sense on the iPhone 6s and iPhone 6s Plus. With 3D Touch, Apple's new pressure sensitive technology, you know long have to double-click the Home button to bring it up. You just press and swipe back. It's app switching the way it was meant to be done.
Full story from the iMore Blog...
Full story from the iMore Blog...