Great if your iPhone is in a case, or if you have
more than one electronic device to carry. The inner divider pocket
creates two compartments. The d-ring on the side allows you to add a removable wristlet strap
I don't have any photographs of The Otter, with an iPhone, on hand. But take a look at the details on The Otter page. You can see that inner pocket would work well for an iPhone.
The Zoe
Pocket Set has a pocket for a cell phone that holds an iPhone
perfectly.