What may seem like a simple copy&paste scale trainer app is actually a nifty learning tool: By (optionally) playing selected scales from a random base tone, you mimic the use of the scales in improvisation. Currently supported scales: MAJOR SCALES • Major • Major pentatonic • Altered scale • Bepop dominant • Harmonic major MINOR SCALES • Natural minor • Harmonic minor • Melodic minor • Minor pentatonic SCALE MODES • Ionian • Dorian • Phrygian • Lydian • Mixolydian • Aeolian • Locrian OTHER