The Nettia VoIP app allows you to make calls to any telephone number in the World. The advantages of Nettia: 3G/4G or Wi-Fi connection is only needed for making telephone calls. We offer the cheapest rates on the market: Europe mobiles - 0. 02 e/min, United Kingdom - 0. 02 e/min. Asia - from 0. 02e/min. See our rates in the app.