How I can call a friend on the Talk Now app?
To start chatting you must have at least one friend in your contact list . Visit How can I Add a Friend in Talk Now App.
Once you have a friend , you will see two icons besides their name. One will be for chat and the second one will be a call icon.
To start a call, you will have to click on the call icon besides the name of your friend. It will be just like a normal call. With doing that, you will get connected to your friend through a call.