July 14, 2014 - Boss Revolution, the popular international calling service, has announced the launch of their free mobile app for iPhone and Android. The Boss Revolution app makes international calling even more convenient and affordable. Boss Revolution customers can use the app to make international calls with just one touch straight from their mobile July 14, 2014 - Boss Revolution, the popular international calling service, has announced the launch of their free mobile app for iPhone and Android. The Boss Revolution app makes international calling even more convenient and affordable. Boss Revolution customers can use the app to make international calls with just one touch straight from their mobile