Ống sáo

With this app you can play your virtual flute.
You can also play the flute on the piano keyboard with ergonomic design.
  Features:
- Easy operation and simple interface.
- Theme color customization.
- flute notes on piano keyboard with drag method.
- application evaluation, sharing and suggestion menu options.
- The ability to show the played flute notes.
- note extension and cutting feature.
- Works on all phone and tablet screen sizes.

Have fun.