【實用音樂app】TrumpetTool|最夯免費app-綠色工廠好玩App

TrumpetTool what for? The Trumpet is a transposing instrument, written notes are read at a pitch different from sounding note.TrumpetTool allows you to match the pitch and fingering from Piano to Trumpet and from Trumpet to Piano.TrumpetTool is very simple to use and very useful.For more: www.shuva.frTWITTER @trumpettoolFACEBOOK https://www.facebook.com/trumpet.tool