Raozery Masina is a free Android app developed by Odilon Mario Riry, designed to assist Malagasy Catholics in their spiritual practices. It offers a variety of prayers, including the Rosary and novenas, as well as a selection of other devotions. The app's interface is simple and easy to navigate, with clear instructions for each prayer.

The app's standout feature is the ability to switch between Malagasy and English languages, making it accessible to a wider audience. Additionally, the app allows users to create custom prayer lists, so they can easily access their favorite prayers. Overall, Raozery Masina is a valuable tool for Malagasy Catholics looking to deepen their prayer life.