Chord Alchemy 

ChordAlchemy is the ultimate tool for chord lookups, reverse chord lookups and hearing how they sound. ChordAlchemy supports 100+ tunings, Added Bass, No Root, Scales, Chord Pages and Printing. Superb user interface for easy chord generation control!
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Guitar and Bass Ear Trainer 

Play-along ear-training course for guitar, bass, and other fretboard instrument players. Learn to play effortlessly by ear. Develop the ability of playing whatever is in your mind without hesitation and without mistakes, improve your improvisation.
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