==FREE FOR LAST DAY!Get It Now! ==
Support iOS10!
Real Vital Capacity Test, a funny app to play by blowing windbell &ballon !
+++++Functions+++++
* Blow to the microphone of your phone and the windchime will sway and make a sound!
* Kinds of bell pictures &sounds are available!
* The volume of the sound changes according to your vital capacity!
* The ballon will become bigger when you blow more!