The application is aimed at native speakers of the Chukchi language, as well as for those who are interested in it. It includes a translation of the Book of the Prophet Jonah into the Chukchi language, carried out by a group of specialists from the Institute of Bible Translation in the field of biblical studies and linguistics. This offline application provides an opportunity to become familiar with the Holy Scriptures. It contains both the translation into the Chukchi language and the Russian