About this app
Master music theory with Allegretto — a structured, progressive curriculum covering Level 1 through 5. Whether you're a beginner learning to read the stave or an advanced student studying chromatic scales, transposition, and chord inversions, Allegretto guides you step by step with clear explanations, interactive notation examples, quizzes, and spaced-repetition flashcards. WHAT'S INSIDE • 108 lessons across 5 levels, organized into modules • 100+ quiz questions with instant feedback and explanations • 117 flashcards with built-in spaced repetition (SRS) • 7 reference tools: scales, key signatures, intervals, clefs, note values, time signatures, and the Circle of Fifths • Progress tracking across all levels and topics 5 LEVELS, FROM BEGINNER TO ADVANCED Level 1 — Foundations: the stave, clefs, note values, rests, time signatures, and major scales in C, G, and F. Level 2 — Building On: more major and minor scales, key signatures, intervals, compound time, and musical expression. Level 3 — Intermediate: all major and minor keys, chromatic scales, compound time signatures, ornaments, and advanced terms. Level 4 — Advanced: alto and tenor clefs, irregular time, double sharps and flats, chord inversions, and modulation. Level 5 — Mastery: all scales and keys, transposition, complex rhythms, orchestral instruments, and score reading. LEARN YOUR WAY Browse by level for a guided path, or jump to any topic by name or category. Seven categories cover every area of theory: pitch, rhythm, scales, intervals, harmony, signs, and musical terms. BUILT FOR REAL STUDY Every topic includes clear written explanations, notation examples, key-point summaries, and a quiz to check understanding. Score 80% or higher and the topic is marked complete automatically. Flashcard decks use spaced repetition so you review what you need, when you need it — terms, key signatures, intervals, clefs, note values, time signatures, and symbols. AVAILABLE IN ENGLISH AND SPANISH Full app interface and lesson content in both languages. Switch anytime from Settings. Level 1 is completely free. Unlock Levels 2–5 with a single purchase — no subscriptions, no ads. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
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Improved purchase restoration and access reliability, with additional payment-flow safeguards and bug fixes.
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Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 25, 2026 · 5:54 PM Free
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