"The Large Catechism - Martin Luther" is an educational iPhone app developed by Libro Movil. This program presents Martin Luther's works compiled into Christian canonical texts, published in AprilIt serves as a valuable resource for clergymen to facilitate teaching congregations. Divided into five essential parts, the app covers The Ten Commandments, The Apostles' Creed, The Lord's Prayer, Holy Baptism, and The Sacrament of the Altar.

This app provides a comprehensive understanding of Luther's teachings, making it a beneficial tool for educational purposes and religious studies. With its focus on fundamental Christian doctrines, users can delve into the core beliefs of the faith in a structured and accessible manner.