Estudo Bíblico: Bíblia Sagrada is a free educational app developed by Chelin Apps for Android users. It is an all-in-one Bible study app that provides users with a wide range of Bible study materials, including sermons, messages, outlines, analysis, and more. The app is designed to help users deepen their knowledge of the Bible and gain a deeper understanding of its teachings.

The app's main features include a comprehensive study of the Bible, including the Gospel of Luke and the Gospel of Mark, as well as a study of the relationship between the church and the world. It also offers a reflection on how to read the Bible, including audio and text options, and an exploration of prayer and spiritual maturity. The app also includes beautiful biblical verses with images to inspire and share with those in need. With Estudo Bíblico: Bíblia Sagrada, users can access a wealth of information and interpretation of the Bible to find answers to all their questions.