Must Know Scriptures is an iPhone app designed for Bible memorization. Inspired by the words of Dag Heward-Mills, the app aims to lay a strong foundation for a great ministry by helping users memorize scriptures effectively. The app features scriptures exclusively from the Bible memorization handbook authored by Dag Heward-Mills.

Utilizing flip cards as a learning method, Must Know Scriptures offers users an interactive way to memorize verses. Additionally, the app provides audio options for users to listen to the scriptures being read aloud. Users can track their progress by marking memorized scriptures as favorites, making it easier to revisit and reinforce their learning.