Clef Changer (de.ueen.clefchanger) on Google Play

WhoIs for 'ueen.de'

de.ueen.clefchanger
The first app allowing changing between the G-clef and the F-clef!Just Choose a tone in G-clef or the F-clef and the app changes the clef.Now it's possible for new piano players to learn pieces quick and easy, even without knowing any names of tones!