This app is the best tool to tune your saxophone. It is built for musicians to tune their saxophone fast, accurately, and with no extra effort. It can be used by both beginners and experts. It is designed for musicians to use while playing their instrument and they don't need to touch the screen or adjust the volume.

The sound of your saxophone will be captured by the mic of your device and the frequency of the note will be displayed. You will also be able to listen to the sound of the note being played and the frequency. 

The best part of this app is that it is free and that you can use it on your device.