EPUB format, and multimedia i Books produced in i Books Author.These Apple e-books can only be sold and distributed in the i Tunes Bookstore, though other versions of the same book can be sold elsewhere.
An i Books Author e-book has the look and feel of a multimedia web page, but the i Books format can only be read using Apple’s i Books reader app In many cases, multimedia elements can significantly influence how the content is written and how the book is designed.
This can be especially useful for nonfiction books, such as cookbooks, software manuals, history and geography guides, art and picture books, and crafts and hobby guides.
I recently completed and published my own i Book, titled: Starting From Day One: Using the Day One Journaling App to Record and Enrich Your Life.
This guide is primarily based on my experience and workflow for writing a book, from initial idea to publishing. It also includes what are called widgets for inserting image galleries, videos, interactive images, 3D media, and even Keynote presentations.
The primary advantage of i Books is the use of multimedia elements (like video and interactions) to better engage with your audience.i Books can also be used for non-publication purposes like portfolios, and are perfect for showcasing content on supported mobile devices.