// SCORE BREAKDOWN
Focused jazz chord reference with multi-instrument support serves musicians well; strong domain expertise evident.
// ABOUT
ChordCatalog is a jazz chord reference for piano, guitar, and ukulele. Search or browse chord symbols, see the notes and interval formula, and compare practical voicings across instruments. ChordCatalog is built for musicians who need a fast reference while practicing, arranging, teaching, or reading charts. Features: - Search common jazz chord symbols - Browse major, dominant, minor, diminished, augmented, and suspended chord families - View chord notes and interval formulas - See piano voicings on a keyboard diagram - See guitar and ukulele voicings on fretboard diagrams - Review omission guidance for extended chords - Tap voicings for local audio playback - Works without an account or internet connection