Fox Book of Martyrs is a free Android application developed by Daily Bible Apps that offers a comprehensive account of the lives, sufferings, and triumphant deaths of the early Christian and Protestant martyrs as documented in John Fox's famous book. The app provides an easy-to-use interface that allows users to navigate through the extensive content of the book with ease.

The app is an excellent resource for anyone interested in the history of Christianity and the sacrifices made by early Christians and Protestants. It features a user-friendly interface that makes it easy to access the different chapters of the book. The app also allows users to save their favorite chapters and create bookmarks for easy access later on. Overall, Fox Book of Martyrs is a must-have app for anyone interested in Christian history and martyrdom.