https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Book Learning English is an application, a notebook for technology subjects, helping you to study online easily, with features such as:
+ Good lectures from videos that we have summarized.
+ Notes, tasks that you can create and use anywhere.
+ Diverse and interesting topics, divided into groups
+ Latest and best daily notifications
+ Good, free documents, we have summarized.
+ Learning like playing, good lectures, all free