Guitar Fretboard app is designed to help you learn scales, memorize the fretboard and train your ear. Allows to customize every aspect of displaying a scale or a chord's notes/intervals on a guitar fretboard. Also shows each scale degree chords and modes with ability to highlight a chord on a scale.
App is catered more to learning scales than chords but chords are also present and have chord shapes for main chords for 6/7 string guitar, 4/5 string bass and ukulele.

Features:
- 45+ scales (Major scale modes, Harmonic minor scale modes, Melodic minor scale modes, Major/Minor pentatonic, Exotic scales, Bebop scales) and 35+ chords
- Ability to add custom scales and chords
- 1600+ patterns for scales (CAGED, 3 notes per string) and shapes for chords (Triads, Barre, Open, Closed)
- Ability to add custom patterns/shapes
- 35+ tunings
- Interval/Note/Ear trainer
- Metronome
- Ability to add custom tunings
- Allows to change scale palette and add custom scale palettes
- Allows to change fretboard style and add customs styles
- 4 view modes including (no text, notes, intervals, both notes and intervals)
- Allows to highlight intervals of a scale
- Show/Hide notes outside of scale
- Left handed mode
- Zoom (use pinch gesture to zoom fretboard)
- Play notes (guitar and bass)
- Focus on scale notes only on specific area of a fretboard
- Dark theme

If you have any feature requests or encountered bugs please contact me at nazar.vorotnyak@gmail.com