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For jazz pianists

Bring jazz harmony from theory to your hands.

Scales, voicings, inversions and II–V–I progressions become sound, notation and synchronised notes on the piano.

Fretboard, sequences and TAB In compatible study panels, use Show TAB to read guitar, bass, ukulele and bowed-string tablature with notes and chords. Show fretboard restores the instrument view. Your choice is saved and included in the study PDF.

  • ✓See both hands as you listen
  • ✓Compare voicings and inversions in real time
  • ✓Study progressions and standards in context
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IntervalsMaster · Studio
Jazz piano practice with synchronised notes and notation
Audio, notation and instrument in real time
II–V–I and turnaroundsBarry Harris and harmonisationPiano, electric piano, organ and synth

From theory to music

Explore chords through sound and movement.

IntervalsMaster calculates musical material, maps it onto the keyboard and keeps notes, notation and audio aligned.

Explore the presentation and manuals freely. Register and sign in to use the study tools; available functions depend on your plan and purchased access.

After signing in, choose the instrument in the header. The shared popup groups sound, chords, display and MIDI; Confirm applies your choices. Tempo and pulse remain in the page panel. Preferences are retained and each function offers compatible instruments.

In compatible study panels, choose the instrument view or TAB for guitar, bass, ukulele and bowed strings. TAB shows strings, positions and chords. Enable note order to follow each step: the fretboard uses reference points and a red tonic. Your choices persist and the PDF follows the selected view.

  1. 1Choose the materialScale, chord, progression or tune.
  2. 2Choose the instrumentThe result is placed in playable positions.
  3. 3Listen and playAudio, movement and notation progress together.

Try it on your instrument

Don't just study the next chord. Hear it.

Register, verify your email and use every Pro feature for 30 days.

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All available instruments and sounds

Choose your instrument: each module offers the families compatible with its musical material.

© v1.0.500-dev.eba421e2 · 2026-10-18 · main