A free program for Android, by Mashup Mix Music.

The Awesome Piano app provides users with a real piano keyboard where they can play various classics at no cost. Start your journey to becoming a virtual piano player by learning the greatest chords and different scales as well as how to read sheet music.

With this tool, your phone transforms into a musical instrument where you can perform with realistic, studio-like sound quality. Anywhere you go, you can use your phone’s touch screen to perform a musical instrument. Aside from the piano, there are a lot more options to choose from, such as the banjo, electric bass, sax, and accordion.