User guide for iPhone & iPad

This application will guide you through all the new features of the newest iOS 9. It is suitable for both iPhone and iPad users. Our user manual is compiled like a training course - your study will begin from easy parts, and the difficulty will increase with each lesson. This manual is the best choice both for experienced iPhone and iPad users who want to make acquaintance with the new OS as well as for the newbies who just bought their first device