Bangla Dua Book is an Android app developed by NYB, designed to help users with their daily prayers. This free app provides more than 100 duas with Bangla meaning, including prayers for knowledge, forgiveness, relief from difficulties, and more.

The app includes a wide range of duas, such as those for protection from danger, increasing knowledge, seeking forgiveness, relief from calamities, and many more. Users can easily navigate the app and find the specific prayer they need. In addition, the app has a dua store that provides a vast collection of prayers.

Overall, Bangla Dua Book is a useful app for those who want to improve their daily prayers. The app is easy to use, and the duas are well-organized and easy to find. However, it would be better if the developer removed the request to send them a mail with feedback and rating.