Politonus III

Scales & Modes

Politonus III
macOS Version


Scales & Modes from Ionian • Melodic Minor • Harmonic Minor
Politonus 3 uses Reverse Ear Training & Machine Learning Algorithm
ONLY $5.99

Politonus III
iOS Version


Scales & Modes from Ionian • Melodic Minor • Harmonic Minor
Politonus 3 uses Reverse Ear Training & Machine Learning Algorithm
Available for iPhone & iPad/iPad Pro
ONLY $5.99
Reverse Ear Training w/Machine Learning

What is Politonus III?

Study Scales & Modes like never before

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Politonus I, II & III

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The Complete Politonus Ear Training Apps Bundle. Multi-Pitch • Intervals, Triads & Seventh Chords • Scales & Modes (iPhone & iPad) Learn More…

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Politonus III: Ear Training App for Scales & Modes
iOS/macOS Version 1.0

Reverse Ear Training

Politonus III will create a series of “reverse ear training” exercises in which you must change the music being played into the requested scale.
Each half-moon controls a degree in the scale. Tap on a moon to toggle between two possible states which will change that degree by a half-step. There will be one to three moons depending on the current level.
You will not know which degree each moon is controlling, nor which state makes the pitch higher/lower.
You must use your ears to figure it out. The sound for the requested scale is represented by the squares below the name of the scale.

iOS/macOS version 1.0

Modes from:
Ionian • Melodic Min. • Harmonic Min.

Politonus III uses machine learning to create the next ear training challenge based on your progress. It will automatically detect when you are ready to move to the next level.

Also available:
Politonus I (Multi-Pitch Ear Training) on iOS

Visit Politonus' Page
Learn More

Also available:
Politonus II (Intervals, Triads & Seventh Chords) on macOS & iOS

Visit Politonus' II Page
Learn More