Optima Design Services1 Optima Design Services의 Optima Strum Tutor($4.39/free) Optima Design Services의 Optima Strum Tutor https://appsto.re/kr/0LoJM.i Optima Strum Tutor By Optima Design Services View More by This Developer Open iTunes to buy and download apps. Description Optima Guitar Strum Tutor is a unique interactive guitar assistant which will help novice players learn the Guitar, and more advanced players perfect their strumming. It is a visual prompt w.. 2016. 4. 4. 이전 1 다음
