Professional Double Bass is a free, simple, and easy-to-use app. It is designed to make a virtual double bass for your phone or tablet. You can use the app as a double bass for a variety of music instruments, including the guitar, the violin, and others.

You can create new musical scores and play them on your own or with other people. You can use the app as a musical score editor and create your own music scores. You can add instruments, such as the double bass, to your scores.

The application can play high-quality sounds from a Philharmonia Orchestra. It has a user-friendly interface, making it easy to use.