ChordBook - ChordBook, you can identify the guitar and piano chords at a glance after tapping only twice to search for the chord. In effect, just by tapping two places, you can identify at a glance every root (C-B) and their corresponding type. You can find a chord for Piano or a chord for guitar.

ChordBook Main Features:

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identify the guitar and piano chords at a glance after tapping only twice to search for the chord

dentify at a glance every root (C-B) and their corresponding type

can find a chord for Piano in 'Piano Mode' or a chord for guitar in 'Guitar Code'

can also see a different way of pressing the chords