Category : Music & Audio
It's just a web app linked to YouTube videos. This app is probably meant to mine your data.
i recommend not to download coz it didnt open
Ain't nothing there
Where is the second Part2?
Just tips off YouTube videos and overlays its own ads. Just look for accordion courses on YouTube and support the creators.
The udio is not easely anderstood for me
It is more useful for beginners and also request you to display the revers playing of piano accordion keyboard with left hand.