Accompaniment of VocalEx...

"Accompanimentofvocalexercises"isaverysimpleappthatplaysthepianoaccompanimentforvocalexerciseswhenyouwanttodoavocalexercises,anytimeanywhere.○Youcanchoosefromthreepracticepatterns.○Thepresenceorabsenceofguidemelodycanbeselected.○Youcanchoosethebackgroundcolorfromsevencolors.NotesonpracticePleasedonotsaythelowsoundorhighsound,withtheunreasonable.Itmaycausethatwoulddamagethevocalcords.

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优化体验，增强稳定性。