Библия. Синодальный перевод is an iPhone application that provides the Synodal translation of the Old and New Testaments in Russian. This translation was made during the 19th century and approved by the Holy Synod of the Russian Orthodox Church for personal (non-liturgical) reading. The app offers a convenient way to study the Bible with several useful features. It works offline, allowing users to access the content without an internet connection. The app also includes a keyword search function, enabling users to find specific passages easily. Additionally, users can adjust the font size for better readability. The app supports unlimited bookmarks, allowing users to save their favorite verses or sections. Furthermore, users can copy or share selected verses via messaging. The app also provides the option to navigate through verses using the device's volume buttons. Библия. Синодальный перевод offers a user-friendly interface for studying the Bible on the go.