
GuitarDiagram
Fretboard Degree Diagram Tool
0 ratings
Free
About
Guitar Diagram lets you create fretboard diagrams by placing dots on any position of the guitar neck.
FEATURES
• Tap anywhere on the fretboard to place a dot
• Choose from 19 degrees (R, 3, 5, b7, etc.) with automatic color coding
• Display note names (C, D, E, etc.)
• Fully customizable colors and labels
• Adjust fret count, start fret, and nut display
• Save diagrams with custom names
• Export as image to share
• Undo / Redo support
• Dark mode
• English & Japanese
PERFECT FOR
• Learning scale degree positions
• Mapping out chord tones
• Creating teaching materials
• Building your own position charts
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What's New in GuitarDiagram
1.2.0
April 18, 2026
Major improvements to the diagram list and navigation. • Mini fretboard preview in the saved diagram list • Floating action buttons at the bottom (List, New, Settings) • Unsaved changes confirmation when creating a new diagram • Improved button visibility in dark mode • List and Settings now open as modals
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