참!잘했어요

"참잘했어요"
유명한 칭찬 도장인 "참!잘했어요"의 그림과 문구를
변형해볼수 있는 앱입니다.

about Tubing Nylon App(IOS)

This app is for the Youtube searchers who wanna listen to the classical guitar songs.
If you are not good at youtube searching, this will help you.

about DrawYourVoice

This is for tracking and visualizing your voice frequency and amplitude.