Learn music theory: staff, scales, chords, circle of fifths & Grade 1–8 exams
Music Theory Maestro is a complete music-theory tutor for Android phones and tablets — from reading the staff and clefs to scales, the circle of fifths, chords and the harmony behind jazz, blues and R&B. Practise with Grade 1–8 mock exams and interactive, audible examples.
📖 STRUCTURED LESSONS (BASIC → ADVANCED)
Five learning modules covering the staff & ledger lines, treble/bass clefs, note names, accidentals, rhythm, note values, bars & bar lines, time signatures, intervals, scales, key signatures, harmony, cadences, modes, transposition and modulation. Mark lessons complete and track your progress.
🎼 REAL MUSIC NOTATION
A custom notation engine draws treble, bass and alto clefs, key signatures, time signatures, note values, ledger lines and stems — and plays each example back so you can hear what you read.
🛞 THE WHEEL OF SCALES
An interactive circle of fifths showing all 12 major keys, their relative minors and accidental counts. Tap any key to hear it.
🎹 SCALE EXPLORER
Major and minor scales, all seven modes, pentatonic, blues, whole-tone and chromatic scales in any key — spelled correctly, shown on the staff and keyboard, and playable ascending or descending.
🎶 CHORD LIBRARY
Triads, seventh chords, extended and altered chords, suspended and added chords in any root — with formulas, staff notation, keyboard highlights, and chord or arpeggio playback.
🎓 GRADE 1–8 MOCK EXAMS
Graded multiple-choice tests with notation-reading questions, instant explanations, scoring and best-score tracking — plus topic drills and quick mixed practice.
🎺 MUSICAL STYLES
Discover how jazz, blues, R&B/soul and classical music each apply theory, with signature chord progressions you can hear.
🔊 BUILT-IN SYNTH
A lightweight piano-like synthesizer auditions notes, scales, chords and progressions throughout the app. Everything works fully offline — no account, no ads.
Designed for both phones and tablets with an adaptive layout.