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Piano Chords Compass App, 

shows more than 2500 chords for piano in HD! 

DOWNLOAD (for Mac): https://itunes.apple.com/app/id1020175457?mt=12

DESCRIPTION: Find the perfect chord voicing for your songs on the piano!
Thanks to a specially developed algorithm, the app can show you more than 2500 chords. Simply select a chord root on the left, chord type in the middle, the chord type addition on the right, and explore the chords with “Piano Chords Compass”!