Classbook is an Android application that connects students with the complete collection of textbooks, reference books, teacher books, and latest reference books based on the national education program of Vietnam Education Publishing House. It is not just a digitized version of the books, but also offers multimedia content such as audio, images, videos, virtual experiments, simulations, wikis, infographics, interactive functions, and multiple-choice exercises. For English textbooks, students can touch to listen to the correct pronunciation of the sentence, word, or dialogue in the book and look up the dictionary directly.

The app also allows users to take notes, draw, mark, and save page indexes of the textbook. With Classbook Store, students can easily connect anytime and anywhere to access thousands of books and apps online. The app is free and provides a convenient and interactive way for students to learn and study.