Guitar, Ukulele, Bass and Piano Tools for Composers
Find chords, harmonize scales, explore arpeggios and compose better music
Tools
Guitar Chord Finder
Find the best chord for your needs. Filter by fret to find chords in harmonic close proximity.
ExploreUkulele Chord Finder
Filter by fret to find the correct shape. Give new colors to your progressions.
ExploreGuitar Scale Harmonizer
Get all the diatonic chords, seventh chords, and common positions for any scale.
ExploreUkulele Scale Harmonizer
Find the ukulele chords for any scale — triads, seventh chords, and voicings.
ExploreGuitar Scales
Interactive fretboard diagrams for every scale and key. Major, minor, pentatonic, modes, and more.
ExploreUkulele Scales
Interactive fretboard diagrams for every ukulele scale and key.
ExploreBass Scales
Interactive fretboard diagrams for every bass scale and key.
ExploreGuitar Arpeggios
Interactive fretboard diagrams for every arpeggio type and key.
ExploreUkulele Arpeggios
Interactive fretboard diagrams for every ukulele arpeggio and key.
ExploreBass Arpeggios
Interactive fretboard diagrams for every bass arpeggio and key.
ExploreFolk & Traditional
Mandolin Scales
Interactive mandolin fretboard diagrams — fifths tuning, bluegrass, Celtic, and more.
ExploreBanjo Scales
Interactive 5-string banjo fretboard diagrams — Open G, bluegrass, old-time, and folk.
ExploreCuatro Venezolano Scales
Interactive Cuatro Venezolano fretboard diagrams — reentrant tuning, joropo, and llanera music.
ExploreCharango Scales
Interactive charango fretboard diagrams — Andean music, doubled strings, and huayño.
ExploreCavaquinho Scales
Interactive cavaquinho fretboard diagrams — samba, choro, and Brazilian music.
ExplorePiano Chord Finder
Find any piano chord with root position, inversions, and grand staff notation.
ExplorePiano Scales
Interactive piano diagrams for every scale and key with grand staff notation.
ExploreChord Progressions
Explore famous chord progressions in all 12 keys — Pop, Jazz, Blues, Flamenco, and more. With guitar diagrams.
ExploreJazz Standards
Real Book chords for 150+ jazz standards in all 12 keys with guitar diagrams.
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