Curso de violão iniciante is a free Android application developed by Kids Tecnologia, designed for anyone wishing to learn to play guitar without paying for it. With this app, you can learn to play guitar directly on your mobile device without the need for books or handouts.

The course is composed of all the necessary material for a beginner in guitar, including the theoretical basis and necessary explanations to enter the world of music with your guitar. The app covers topics such as the history of the guitar, the different models available in the market, proper posture, and reading chords, figures, and tablature.

The app is super light and works on all phones and tablets, and it doesn't require an internet connection to take the course. All explanations are simplified and easy to understand, with illustrations to facilitate learning.

Overall, Curso de violão iniciante is an excellent app for anyone who wants to learn the basics of guitar playing quickly and for free. If you have any suggestions for improving the app, be sure to share them in the comments.