Chord Identifier & Chord Dictionary

Enter any notes to instantly identify the chord.

Browse hundreds of chord diagrams with staff notation, piano keyboard, and guitar charts.

Identify a Chord

Browse Chords by Root Note

C Db D Eb E F F# G Ab A Bb B

Popular Chords

C Major G Major D Minor A Minor E Minor F Major C Dominant 7th G Dominant 7th A Major 7th D Minor 7th Bb Major Eb Major

Scale Identifier & Scale Dictionary

Enter any notes to instantly identify the scale.

Browse hundreds of scales with staff notation, piano keyboard, and guitar charts.

Identify a Scale

Browse Scales by Root Note

C Db D Eb E F F# G Ab A Bb B

Popular Scales

C Major A Natural Minor E Minor Pentatonic A Blues G Major D Dorian C Major Pentatonic E Natural Minor A Harmonic Minor G Mixolydian F Lydian B Locrian

Explore ChordSpell

Chord IdentifierEnter notes to name any chordScale IdentifierFind scales that match your notesChord ProgressionsGenerate common progressions in any keyAll ChordsBrowse chords by root note and typeAll ScalesBrowse scales, modes, and pentatonicsInsightsArticles on music theory and practiceAboutLearn more about ChordSpell

Frequently Asked Questions

What is a chord identifier?

A chord identifier is a tool that takes a set of musical notes and tells you the chord name, intervals, and inversions. ChordSpell lets you enter notes on a virtual keyboard and instantly see matching chords with staff notation, piano, and guitar diagrams.

How do I use ChordSpell to identify a chord?

Click "Identify a Chord", then select notes on the interactive keyboard or type note names (e.g. C, E, G). ChordSpell will display all matching chord names, their intervals, and visual diagrams you can use for study or reference.

Is ChordSpell free to use?

Yes. ChordSpell is completely free. The site is supported by non-intrusive advertising, which helps cover hosting costs and ongoing development.

What instruments does ChordSpell support?

ChordSpell provides diagrams for piano keyboard, guitar chord boxes, guitar fretboard patterns, and standard staff notation. Audio playback is available via built-in SoundFont synthesis.

Can I use ChordSpell to find scales?

Yes. The Scale Identifier lets you enter notes and instantly see matching scales. Each scale page includes notes, intervals, a piano keyboard diagram, a guitar fretboard pattern, and diatonic chords built from the scale.

What languages is ChordSpell available in?

ChordSpell is available in English, Spanish, Portuguese, and Japanese. Note names and chord/scale terminology are localized for each language.