A user-friendly user interface and a number of features make it simple for users to utilize ECBook, an e-book reader created by EVERCOSS for all circles.

Among ECBooks' characteristics are the following:
- Electronic publications for use in elementary, junior high, high school, and vocational education sourced from the Ministry of Education and Culture.
- Convert ebooks, including adding highlights, notes, and other features.
- Bookshelf, a feature that allows users to easily arrange their favorite book collection.
- The ability to access the book's table of contents.
- Every book list already in existence has been automatically sorted based on topics like Indonesian, mathematics, etc. Users can easily locate the books they want as a result.