Eun Jae Lee

A good knowledge of intervals is a basic skill and a must-have for musicians and music students.In order to learn substantial musical intervals, there …

This Master edition is the next version of Circle of 5ths that covers up to 14 sharps and flats.If the interval of 5th (P5) goes further up or down fr …

The App that helps you to learn all major and minor keys fast!! It is a must have app for anyone studying music and is aimed at students with a basic …

The App that helps you to learn all major and minor keys fast!! It is a must have app for anyone studying music and is aimed at students with a basic …