Chord Tone Training Pro helps you get fluent in spelling chords.
-Each grid contains 4 chords. The Root, Third, Fifth and Seventh are given, you have to complete the grid vertically with the remaining chord tones.
-By touching the grid title you can choose to move the grid (using the back and forth arrows) either randomly, chromatically or following the circle of fifths.
-Touching the name of the chord at the top of the column will let you choose a different chord quality.
(maj7 ,m7 ,dom7 ,dom7#5 ,m7b5 , dim7, mMaj7, maj7+5 )
-You can change the chord enharmonic alteration (e.g. from Eb to D#) by touching the flat/sharp icon at the top left of the grid.