Music Theory Practice - Free Online Tool
Theory Mastery is a free, interactive music theory practice application designed for musicians, music students, and teachers. Practice building scales, recognize melodic piano intervals, learn chord inversions, master key signatures, and understand musical modes.
Features
- Scale Builder - Practice building major scales, minor scales, pentatonic scales, blues scales, harmonic minor, melodic minor, and all seven modes (Ionian, Dorian, Phrygian, Lydian, Mixolydian, Aeolian, Locrian)
- Chord Inversions - Learn root position, first inversion, second inversion, and third inversion for major, minor, diminished, major 7th, minor 7th, dominant 7th, and other chord types
- Chord Palette - Recall supplied Maj7 and half-diminished chord groups in any order, then name their chords in different keys
- Interval Ear Training - Listen to two notes on piano or double bass and identify the melodic interval
- Instrument Transposition - Choose the interval from a concert-pitch piano note to the written note for saxophones, trumpet, flugelhorn, and trombone
- Sharp/Flat Count - Master key signatures by practicing how many sharps or flats are in each scale
- Theory Overview - Reference guide with Circle of Fifths and modes chart
- Scales Dictionary - Look up any scale in any key
- Chords Dictionary - Look up any chord with all inversions
Supported Scales
Major scales, natural minor scales (Aeolian), harmonic minor, melodic minor, pentatonic major, pentatonic minor, blues scale, and all church modes including Ionian, Dorian, Phrygian, Lydian, Mixolydian, Aeolian, and Locrian.
Supported Keys
All major and minor keys including C, G, D, A, E, B, F♯, C♯, F, B♭, E♭, A♭, D♭, G♭, and C♭.
Available Languages
English, Deutsch (German), Nederlands (Dutch), 中文 (Chinese), Français (French), Italiano (Italian), Español (Spanish)
