Material Library Hack 1.2 + Redeem Codes

1- The app will display all materials categories.
2- User can select category to display all materials in selected category.
3- User can select material to display in detail (text, images and videos).
4- Scan Bar code or QR code.
5- Enter material name.
6- Enter material id.
7- User can add material to his favorites list.
8- Notify user about add new materials.
9- Notify user when add new information about followed materials.)