App: Chord Calculus Desktop
Developer: Steven Pollack
Genres: Music, Education

Find chords, reverse search a fingering to find chord names, show scales and progressions.    Use the over 50 pre-programmed instruments/tunings, or create new ones.   Also lots of common progression and the ability add new progressions.  Progression include harmonized scales and their modes.  The Mac version also now allows capturing an image of the fretboard or a chord fingerings and allows for drag-and-drop of the image to any compatible app.  The full set of progression chords can be displayed in a separate window and played in any order.    Hovering over a control displays a tip.   The hover time can be selected.

Release notes: