Why does smartChord need permission for the external storage?

smartChord does make backups automatically on the external storage. This happens independent from the feature you are using and in regular periods. The permissions are also needed to make a great user experience, as they are essential to read and write settings, backups, music files, songs, … nnBe insured that smartChord does access the files just to show it or make it audible in one of smartChords features. smartChord does NOT collect, store, send or distribute any personal or personal identifiable information or data about you.