PeAk Fretboard Studio

See the fretboard. Change the way you play. Available for a limited time on the U.S. App Store for $6.99, September 12–30.

PeAk Fretboard Studio is a guitar visualization tool for content creators, teachers, and players. Build clean, professional fretboard diagrams — scales, modes, chord shapes, and the CAGED system — then export them as PNG for YouTube videos, lessons, and social media.

FRETBOARD • 6-string fretboard with adjustable fret count and a moveable Start Fret • 8 tunings: Standard, Drop D, Half Step Down, Drop C, DADGAD, Open G, Open D, Open E • Show notes as scale degrees or note names, with a root-note highlight

SCALES & MODES (17) • Pentatonic Major/Minor, Blues, Major, Natural / Harmonic / Jazz Minor • Dorian, Phrygian, Mixolydian, Lydian, Locrian • Phrygian Dominant, Altered, Whole Tone, Diminished, Dominant Diminished

CAGED SYSTEM • Overlay the C-A-G-E-D shapes across the neck • Highlight any single shape to study its position and how the shapes connect

FINGERINGS & TECHNIQUES • Finger numbers 1–4, thumb (T), and muted (X) markers • Hammer-on, pull-off, slide, and bend articulation markers

SCENES • Save, name, and switch between multiple diagrams in one project

EXPORT • PNG with scale, fingering-only, or transparent background • High-resolution output sized for video and social

Available on Mac, iPad, and iPhone. One purchase covers all your devices.

Perfect for guitar YouTubers, online instructors, and players who want to communicate musical ideas clearly and visually.