You might remember this post:
about the release of the iOS7 style for Delphi XE5. Now, there are additional styles available, here:
I’ve updated my iNews app so that styles can be changed at run time, in the settings. The first pic is of the Settings page with the Diamond style selected, the second is of the combo box being displayed to select the different style, and the last is iNews with the Jet style selected.