Application features:
 
Downloading audio data occurs when you first view prayers.
Rewind and pause when listening.
Save the player position when closing a page or application.

The program uses the old Slavic civil font.
Church Slavonic font removed, due to the difficulty of his reading by many users of the test group.
 
Advertising in the application is missing. Separately sold content too.

Summary:

Full Psalter with troparians and prayers. (Church Slavonic, Russian)

Morning and evening prayers. Easter Hours

Akathists: Jesus, Mother of God, Angels, Saints (more than 70 akathists)

Canons: Jesus Christ, Most Holy Theotokos, Guardian Angel, Combined
The Great Canon Andrei Cretan
St. John the Baptist (audio track in Greek)

The Rule and the Subsequent to Holy Communion
Thanksgiving prayers for Holy Communion
Maternal rule
Seraphim rule

Prayers, tropari

Educational materials

And much more

More information about the content can be found on the program page.
Also on the page of the program are accepted wishes for filling.