The full-text ebook (365 pages) is free.
According to an AppAdvice blog post the book is available as a PDF or as an ebook via the iBookstore.
Here’s everything you need to know about iPhone, in a handy eBook format. Get to know iPhone and discover all the amazing things it can do, and how to do them. It’s the definitive guide for getting the most from your new iPhone, straight from Apple.


