Mobile Apps and a Custom Audio Player for Vocalo Mobile Apps and a Custom Audio Player for Vocalo from Matthew Green Mobile Apps and a Custom Audio Player for Vocalo Custom web audio players and HTML5 based mobile applications for iOS and Android for Vocalo, Chicago Public Media's urban music and talk station. View Website gLike Mobile Apps and a Custom Audio Player for Vocalo Custom web audio players and HTML5 based mobile applications for iOS and Android for Vocalo, Chicago Public Media's urban music and talk station. View Website Project Management Share R 7 n Matthew Green Director of Product Evanston, IL Follow Contact