This clams babies who do not stop crying very fast.

Babies within 120days of birth would stop cry in 20 seconds.

This app is approved scientifically by Korean famous TV program "Sponge".

This app lets babies hear sound similar to sound of mother's womb, therefore makes parents and babies very comfortable.

How about changing the habit of a baby crying all night?

This app reduces babies' stress, and clams babies surprisingly fast.

Telling about this app would probably be the best present to the friends or families with baby.

Remember, it only has effect to those who were born within 120 days.