Xiao Yixiang releases Pro Metronome v4.2.2

iPhone, iPad / Tools / Metronomes: Pro Metronome - The best metronome app. Period. Featured in Apple's WWDC 2014 showcase 'Apps We Can't Live Without.' Pro Metronome is a powerful tool that helps you master both daily practice and stage performance. It has redefined how more than 4 million people...