Scale Builder
Choose a root note and scale type to see every note and interval. Covers major, minor, modal, pentatonic, and blues scales.
100% client-side · no upload
Scale Name
Notes
Intervals (semitones)
How to use
- Select the root note from the first dropdown.
- Choose the scale type — major, minor, modal, pentatonic, or blues.
- The scale name, all notes, and their semitone intervals appear instantly.
Related music tools
- Chord Finder — find the notes in any chord
- Interval Trainer — learn intervals between notes
- Key Transposer — transpose chord progressions to any key
Preguntas frecuentes
- Is this scale builder free?
- Yes, completely free with no signup and no usage limits.
- Does my data leave my device?
- No. All scale calculations run in JavaScript inside your browser. Nothing is sent to any server.
- Does it work on mobile?
- Yes. The scale builder is mobile-first and works on iPhone Safari and Android Chrome.