The app contains information about all 20 monasteries in Mount Athos, as well as many of the hermits, as well as useful information for pilgrims such as behavior rules, telephone numbers of mountain huts, etc. Each monastery or hermitage has associated GPS coordinates, and the app indicates the distance to the location (in a straight line) as well as the weather. The information about the Holy Mountain of Athos in this application is the source of the homonymous work published in 2015 at the E