Hello, Derus Tsion ደሩስ ጽዮን is a hymnal in T'gré ትግረ language spoken in parts of Eritrea. The app is built to make the hymn book available for believers totally supported by volenteers. We do not collect any data, we will not seek or collect privacy information. We do not take any responsibility for security issues that might happen from using the app. The app is completely made available for free, ad free.