Here's An Interesting Aid For Singers - 11/20/19 09:03 AM
I haven't tried it yet, but my wife just sent me a link to this article:
http://www.playbill.com/article/broadways-rob-mcclure-has-helped-create-the-app-every-singer-at-every-level-needs
http://www.playbill.com/article/broadways-rob-mcclure-has-helped-create-the-app-every-singer-at-every-level-needs