The app is a simulation of a trumpet. There are different types of instruments in the game. Some of them are simple, others are more complex.

The goal is to figure out which note you have to play. To do this, you will have to listen to the rhythm and the sound of the instrument.

The sound of the trumpet is very important. It is what makes the music unique. It is what distinguishes the app from other apps.

You have to learn to play the trumpet in a simple way. You need to use your musical knowledge to figure out the notes.