Clases de Canto by Acayo Music is an Android application developed by Stefan Sidler. It is a free educational and reference app that focuses on teaching vocal technique through different levels. The app offers a wide range of vocal exercises and techniques to help singers develop their voice.

With Clases de Canto, users can learn and practice various vocal techniques such as pitch accuracy, interval training, voice care, melodic solfege, and more. The app provides exercises that can be done at the user's own pace, allowing for flexibility in learning.

Whether you are a beginner or an experienced singer, Clases de Canto aims to improve your vocal skills and help you become a better performer. It covers techniques like chest voice, head voice, falsetto, glottal modulation, and belting, among others.

Overall, Clases de Canto by Acayo Music is a comprehensive app for anyone interested in learning and improving their singing abilities. It offers a variety of vocal exercises and techniques that can be practiced at your convenience.