Oliver Hahn

Filter

Quinterval
Free
Quinterval is a circle of fifths that also shows all tones of the selected scale.A scale in the circle can be selected by tapping on the tonic or...
iOS
Trivice HD
Paid
The formulary with the law of cosines can stay in the drawer: Trivice HD calculates the values of any given triangle.The necessary parameters are:-...
iOS