Here is the very good Music App for Cha-Cha Dance.
Best Composed Cha-Cha Music to dance for Novice and Professionals.
It plays Rhythmic and Energetic sounds.

With this App, user can get perfection Cha-Cha Dance
App has Cha-Cha basic rhythm for daily practice.
App has Cha-Cha Dance music for any time dance.
App has Cha-Cha basic steps.

it has Loops of sound pieces.
App has high quality of sounds
It has very easy methods explanation
It is very easy to use

Music Cha-Cha is the best Cha-Cha Music app.