ScaleDr

The all-in-one practice and musicianship platform for scales, modes, arpeggios, chords, patterns, and improvisation.

Beta testing is live. Join the small group of musicians shaping the next release.
ScaleDr app showing a Cmaj7(11) arpeggio with live notation and chord symbol

Everything Musicians Need to Practice Smarter

Scales & Modes

Major, melodic minor, harmonic minor, harmonic major, bebop, pentatonic, and symmetric scales in every key.

Arpeggios & Chords

25 chord qualities from triads to 13ths, with live notation and chord symbols.

Patterns & Exercises

Diatonic patterns, interval studies, chord sequences, modal practice, and tetrachords.

Progressions

Cycle through all 12 keys automatically, with smooth count-offs and live chord-symbol updates.

Customization

Control tempo, octaves, clef, transposition for C / B♭ / E♭ / F instruments, and playback voice.

Custom Tutorials

Step-by-step video lessons accessible from inside the app — watch and learn at your own pace.

See ScaleDr in Action

A short tour of the app and what it can do.

Join the Beta Program

Help shape the future of ScaleDr. We are looking for students, educators, and professional musicians to test the app and provide feedback that directly guides what gets built next.

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