2D Trumpet Fingering Chart is an Android application designed to assist trumpet players of all levels. It provides a comprehensive guide to the position of the fingers on the instrument, with the option to hear the sound of each musical note. The app also features a demonstration by a live trumpet player and a section with trumpet lessons. Users can choose between different types of trumpet, including Trumpet B and Trumpet C.

The app's user interface is straightforward and easy to navigate, making it an excellent tool for beginners and advanced players alike. The 2D graphics are clear and well-designed, providing a detailed view of the trumpet's fingerings. The sound quality is excellent, allowing users to hear each note clearly and accurately. Overall, 2D Trumpet Fingering Chart is a must-have app for trumpet players who want to improve their skills and learn new techniques.