About Fretboard

Interactive chord and scale reference for ukulele, guitar, and mandolin.

Fretboard provides chord fingering diagrams, scale maps, and synthesized audio for ukulele, guitar, and mandolin. Each chord page shows finger positions, note names, and lets you hear the chord played with realistic plucked-string synthesis. Scale pages show the full-neck fretboard map with degree annotations.

Features

• Chord diagrams for all 12 roots × 14 chord qualities per instrument
• Scale maps for all 12 roots × 10 scale types per instrument
• Synthesized plucked-string audio (Karplus-Strong synthesis)
• Music theory: note names, scale degrees, and interval analysis
• Save favorites for quick access to frequently used chords and scales

Support

For questions or issues, visit our contact page.

Built by Serbek Technologies.