How to make a free call to millet Chang chat?

Millet Chat is a free internet telephony software, but the software free call implementation form for callback. In short, the main call user A through the app call out the network telephone to submit the number information, the Chang Chat Service callback to the user A,a after the chat will continue to call the user B,b answer after listening to the two sides can chat set up in the "Call line" free call. Only the primary user will consume a small amount of traffic throughout the process.

Although there is already a similar function of the application, but relatively micro-letter phone book "Free Call", the Millet Chang Chat is undoubtedly a step further. It is noteworthy that the implementation of this feature does not require both sides to use the application, as long as the main party is installed.

At present, the application is still in beta, not officially online, also does not support the international call, service Cornet (10086, etc.), roaming needs to collect roaming fees.