Wassilatu a chaafi is an Android mobile application that is based on the book of prayer called Wasa'il al-Wusul ila Shama'il al-Rasul written by Ismail bin Yusuf Muhammad an-Nabhani. This book is commonly used in Arab and East African countries. The app has an audio version of the book, narrated by Muhammad Mughni, a Quran reciter, and religious poet from Comoros, and Sheikh Hassan Juma. The app was developed by the mobile development team of ComoresSoft.

The app is easy to navigate, and the audio quality is excellent. The app has a simple and user-friendly interface, making it easy for users to access the book of prayer. The app also has a search function that makes it easy for users to find specific prayers. Overall, Wassilatu a chaafi is a great mobile app for those who want to access the book of prayer on their mobile devices.