Stopframe has released their new “Apple Watch Unofficial Guide,” a 164-page, eBook available in the iBookstore that’s packed with Apple Watch tips, tutorials and knowledge.

Readers will learn how Apple’s smartwatch is made, discover guides to each app, how to make the most of its unique operating system and much more. It’s written by author Tom Rudderham and priced at US$2.99.

The “Apple Watch Unofficial Guide” is available on the iPhone, iPad, iPod touch, and Mac. It requires iOS device with iBooks 1.5 or later and iOS 4.3.3 or later or a Mac with iBooks 1.0 or later and OS X 10.9 or later.