DF-H 'DH'AJ is an Android application in the Education & Reference category, specifically designed for reading books. The app is free to download and use. It is developed by Bahja.Net and is available on the Google Play Store.

The app features a vast collection of books in Arabic language, with a focus on Islamic literature. The books are arranged in different categories, making it easy to navigate and find the desired book. The app's interface is simple and user-friendly, allowing users to read books comfortably. The app also provides the ability to bookmark pages and adjust the font size for a better reading experience.

Overall, DF-H 'DH'AJ is a useful app for those who love reading books in Arabic, especially Islamic literature. The app's vast collection of books and user-friendly interface make it an excellent choice for book enthusiasts.