New answers tagged resource-recommendations
I recommend you this book http://www.amazon.com/Learning-iOS-Design-Programmers-Designers/dp/0321887492. I think it's a great book that will help you a lot. First you need to know what elements contains an iOS design, what is their position in the layout and then you will be able to create what you need.
I recommend you this book : http://www.amazon.com/Adobe-Photoshop-CS6-Classroom-Book/dp/0321827333. It explains you every tool and how you can use it. Everything is step-by-step and pictures are helping you to understand easier. You can buy it for kindle or in paperback format.
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