The application contains Church prayers: troparions and kontakions of the Orthodox holidays. Troparions, kontakions of Easter and Great Feasts: 1. Nativity of the Theotokos. 2. Exaltation of the Precious and Life-creating Cross. 3. Entry of the Theotokos into the Temple. 4. Nativity of our Lord Jesus Christ. 5. Theophany of our Lord Jesus Christ.