Vopium Also Expands Service and Launches Vopium Sync - an Automatic Back up Service Vopium, the company that drives down the cost of international mobile phone calls, today celebrates its rapid expansion having recently launched across Europe, the USA and Australia. Vopium's free application is now available for download on over 500 handsets enabling users to make cheap, high quality international calls. Compatible with all operating systems including Java, RIM, Windows Mobile and iPhone, Vopium can save mobile users up to 90% on international phone calls. Continue Reading... Yahoo Biz News