VoicingWorkout vs Cantus

VoicingWorkout​ is an iOS app for music learning and training. With your iPad and a MIDI keyboard, it teaches the bedrock of pop & jazz piano: chord voicings. Fast-track your ear and muscle memory so you can hear and play any chord instantly. Inside the app you’ll find: ​1.Ear Training for Notes:​​ Graduated from easy to advanced. ​2.Chord-voicing drills:​​ Learn the sound and the inner voices of every chord. ​3.Chord progression workouts:​​ Master smooth transitions between chords in R&B, Funk, Jazz & Neo-Soul styles. Perfect for every keyboard student or producer. Best of all: no sheet music required. Everything is played entirely by ear. Use it as a daily trainer—or simply browse the chord library, audition progressions and spark your next idea.

Cantus - Voicing Lab is an interactive harmony and chord-voicing tool by Nathaniel School of Music for pianists, composers, producers, and music theory students. Explore how notes move inside chords, hear voicings in context, and study color, tension, and modal relationships from the keyboard. Cantus is designed as a focused practice lab: pick a sound, inspect the voice leading, and build intuition for how harmony feels under your hands. FEATURES * Interactive chord and voicing explorer * Piano keyboard visualization * Modal and scale-based harmony practice * Voice-leading movement and pinboard-style comparison * Tone.js audio playback * Self-hosted fonts and bundled web assets * Works without an account BY NATHANIEL SCHOOL OF MUSIC Built for practical harmony learning, composition practice, and deeper chord fluency.