Chord Navigator shows you where a progression can go next — in real time, as you build it. Enter a progression and it detects the key, the roman numeral degrees and the function of every chord, then AI suggests the chords that can follow. Guitar and piano fingerings sit on the same screen. Features - AI progression guidance - real-time suggestions for where the progression can go next - Progression analysis - key, roman numeral degrees, and chord function, detected automatically - Scale view - scales and chord tones mapped onto the fretboard - Guitar diagrams - accurate fingerings, slash chords included - Piano diagrams - see the notes on a keyboard - MIDI playback - hear the chords as you build them For students working through theory and for musicians arranging on the spot. 10 languages, matched automatically to your device. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/