포인트: 2 + 00 버전: 1.3This is a music reading training tool specially built for beginners. With the built-in algorithm, you can easily train the reading speed from easy to difficult. You can click and input
포인트: 2 + 00 버전: 1.3This is a music reading training tool specially built for beginners. With the built-in algorithm, you can easily train the reading speed from easy to difficult. You can click and input
