Operational notes for chord input, voicing selection, tuning support, export formats, and licensing.
Build chord progressions using roman numerals (I-IV-V-vi) and see voicings that connect smoothly across the entire sequence.
Export single chords or full progression charts as PNG, PDF, or Markdown for lessons, lead sheets, and sharing.
Type a chord name, browse playable voicings across the fretboard, and pick the one that fits your hand and context.
Oolimo is a great web-based chord reference. Fretboard Lab is a $19 lifetime desktop chord voicing workbench — search chords by playability and stretch, generate progressions, see every voicing across the fretboard, and work in alternate tunings without a browser. See the full comparison on our blog.
No. Fretboard Lab is designed as an offline desktop reference for chord voicings, fretboard diagrams, tunings, and exports.
The app supports common chord symbols such as Cmaj7, Am7, Dm7b5, altered dominant chords, and roman numeral progressions.
Fretboard Lab is $19 lifetime. One payment. No subscription. Community is free for basic chord lookup and fretboard exploration.
Guitarists, teachers, arrangers, and composers who need to find playable voicings, generate chord diagrams, explore alternate tunings, and export chord charts for lessons, sessions, or composition.
