Три основы шарх Хайсам is an Android application developed by IslamBooks. It is a free education and reference application that provides a guide to the "Three Principles" of Islamic faith. This guide is based on lectures given by Sheikh Haytham As-Sarhan and is intended for both teachers and readers interested in learning the fundamentals of Islamic belief.

The application is designed to be an instructional guide to the "Three Principles" of Islamic faith. The guide is based on lectures given by Sheikh Haytham As-Sarhan and is intended for both teachers and readers interested in learning the fundamentals of Islamic belief. The application is user-friendly and easy to navigate, making it accessible to a wide range of users.