Study Book THPTQG app for iPhone and iPad
The National High School Study Book application is a study application, university exam preparation, and features such as:
+ List of diverse references such as (Mathematics, Physics, Chemistry, etc.)
+ Offline save mode when there is no network
+ Documents divided by categories, easy to use
+All is free
- Please support us, if you find it good! thank you
https://www.apple.com/legal/internet-services/itunes/dev/stdeula/