فقه الصدر is an educational Android application that serves as a comprehensive resource for Islamic jurisprudence, featuring over 22 sections of legal and doctrinal issues. It is designed to provide users with easy access to the fatwas of Ayatollah Muhammad Sadr, ensuring that all content is available offline. The app includes a fast search function, allowing users to quickly find specific issues, and offers options to save favorite topics for future reference. Moreover, it supports text sharing and provides a comfortable reading experience with a night mode and adjustable font size.

This app encompasses a wide range of subjects, including purity and prayer, fasting and charity, pilgrimage, transactions, personal affairs, creed, and ethics among other areas of Islamic law. With a modern and user-friendly design, فقه الصدر prioritizes user privacy, as it does not collect any personal data or require a login. This makes it a practical tool for anyone seeking to deepen their understanding of Islamic legal principles.