This update from Apple will improve the functionality of this app. No new features are included.

Minor bug fixes

Complete redesign of the app
We have reworked our app completely to make it up to date and more convenient to use

Added video demonstration for some articles
Now some of our courses have video demonstrations for their articles - pay attention to the instruments pannel at the bottom of the screen when reading an article

Added new content
We have released some updated courses (iOS 9), as well as some new tips and tricks.