John Goodstadt

Join, together, your sheet music and YouTube-videos or iTunes albums. Play video and see the matching score. Take photo or scan in your library, or do …

Join your sheet music and albums together to play audio and see matching score. Take photo or scan in your library, or download sheet music from inter …

This App replaces the unsightly earpiece that is the standard treatment for tinnitus. Others might think you are listening to music but really you are …