Olappeeppi

الفلورا التقليدية في ولاية كيرالا التي أدلى بها ورقة شجرة جوز الهند

It's a simulation of a flute made by coconut tree leaf. It retains the old childhood of people who live in Kerala. The Olappeeppi app can produce the real sound of Olappeeppi. You have two options to trigger the sound one is called cacophony and other is blow.