Fredrick Jr Capell

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Mandolin Chord Cracker Pro
Paid
Understand, explore and compose on mandolin.
iOS
Guitar Chord Cracker Pro
Paid
Turn your iOS device into an assistant for understanding, exploring, and composing on guitar.
iOS
Guitar Chord Transposer
Free
Song in the wrong key? Transpose any song instantly, and immediately see the chords - just enter the chords into the chart, and press "+" and "-"...
iOS