A free app for Android, by Patristic Publishing.

The Spiritual Combat is a classic of spiritual warfare. It teaches how to overcome the temptations of the flesh and the spirit, how to fight against the world, the flesh, and the devil. The book is based on the story of St. Francis de Sales, who is also known as the First Evangelist. He lived a very beautiful and holy life, full of good deeds and miracles. He is the perfect example of the Christian life and the way to live it. He was the first person to discover the power of prayer and the importance of doing good. He is the best guide for Christians who are going to lead a life of prayer and good works. He teaches the way to find peace and joy in the midst of suffering.