PiFi™ and PiFiZone™ is part of a Service Design of Ecocarrier Inc. that provides a compelling great value proposition.The combined operation of the Service Design provides the user with savings of 55% to 90% compared to what user's home country mobile operator would charge.With PiFi users can make international voice calls from their mobile handsets when they are within their home country, get data service for access to the Internet when abroad and connected to foreign mobile network or mobile roaming and make international voice calls when are mobile roaming abroad. PiFi create secured personal hotspot Anywhere in 3G network with Mobile broadband data service at extremely low cost.