Virtual Classroom 4 is an Android application developed by Santillana España. It falls under the category of Education & Reference and is available for free. The main purpose of this app is to provide access to Santillana's digital content, specifically their books.

With Virtual Classroom 4, users can easily download and use the books directly within the application. This makes it convenient for students and teachers to access educational materials anytime, anywhere. The app also offers a range of useful tools that enhance classroom work.

Overall, Virtual Classroom 4 is a valuable tool for both educators and learners. Its seamless integration of Santillana's digital content and user-friendly features make it a reliable resource for accessing educational materials on the go.