Lydian Ar
Music Theory
A premium, fully offline music theory education app. Learn at your own pace — from reading notes to advanced harmony — with interactive visual tools.
Structured Lessons
Three tiers of curated content — Essentials, Intermediate, and Advanced — with progress tracking.
Flashcards
Randomised flashcard sessions to reinforce music theory concepts at your own pace.
Metronome
A precise built-in metronome with adjustable BPM and time signature support.
Circle of Fifths
An interactive Circle of Fifths showing key signatures, relative minors, and diatonic chords.
Modes Visualizer
Explore all 7 musical modes with root note picker, keyboard display, and interval patterns.
Lesson Notes
Write personal notes directly inside any lesson. Saved locally, always accessible.
🔒 Your Privacy
Lydian Ar collects zero personal data. Everything — your progress, notes, and preferences — is stored only on your device. No accounts. No tracking. No ads. Fully offline.
Questions about Lydian Ar? macky.business725@gmail.com