There are a number of companies who are currently offering low international calling rates with your cell phones . Some of the services you might want to check out are those from Skype, Jajah and Raketu. If you are trying this call services and wanted to try something different, you can used the Smartphone Calling Card and Callback application. There is a new player in the field of affordable international calling service- VR Technologies.

VR Technologies recently launched its Smartphone Calling Card and Callback application this month. The application would only work on Smartphone working with Windows Mobile 6 environment. The two applications are add-on modules for VR Technologies' Talking SIP service. Aside from cheap international calling, the company is also offering IVR's application, billing and media server. All these application can be integrated into a Smartphone on Windows Mobile 6 in order for cell phones users to experience low international call rates.

The system uses VoIP carriers instead of the usual wireless network that allows international call rates to go down and thus, offer consumers more affordable rates. VR Technologies' Calling Card application has an authentication system so that only authorized users can use your cell phones for international calls. If you wanted to dial a certain international number, you can use the Callback application. The system would call the number you specify and callers have the option to make long distance calls with high quality audio reception.

VR Technologies' Talking SIP service is the core product of the company. You have to have this application for you to use the Calling Card and Callback modules. VR Technologies' service proved to be beneficial for everyone including business travelers, and for the normal cell phones users who may have friends and family outside the country.

To date, phone carriers who would be offering VR Technologies' Smarthphone Calling Card and Callback application are still undisclosed.