There are multiple mobile VoIP applications like Nimbuzz and Fring available across different mobile operating system including iPhone, Android and Symbian. Up untill now, there hasn’t been a single VoIP client for Blackberry devices.
According to Juniper Research, the total number of mobile VoIP minutes will jump from 15 billion in 2010 to 470.6 billion by 2015 and Blackberry users are missing out.
TringMe, an Indian VoIP startup based in Bangalore, has introduced a new VoIP application for BlackBerry OS (version 4.2 to 5.0). It allows you to send SMS and make calls to anyone around the world via WiFi. The client gives you free calls to another TringMe user who is also on a WiFi network. However there are charges apply if you do not have WiFi, TringMe will route your call using a local access number in your country.
To download TringMe, visit http://bb.tringme.com/ on your Blackberry device.