Music Ace 2 Music Education software at DC Music. Thank you for your interest in the Music Ace 2 Music Education software. Harmonic Vision introduces Music Ace 2, the second title in the award-winning Music Ace Series. Designed for beginning and intermediate music students, Music Ace 2 introduces standard notation, rhythm, melody, key signatures, harmony, intervals, and much more. Mac/Windows hybrid. Special pricing for lab packs of quantity over 5. E-mail or call for pricing.