piRAWnha for iPhone will help you get the most out of your raw images when you’re on the go or at home, no desktop or laptop needed. Simply import your raw images onto your iPhone, edit them, and share with the world.
This comprehensive app has just been updated, check out What’s New below. This is a free update but if you haven’t already download this app, you can do so here. It retails for $4.99/£2.99/download.
Added White Balance Selector (Eyedropper)
Faster photo library reading
Better performance for large photo libraries
Added more camera support
Minor bug fixes.