This application is a VoIP application. So please check your network settings and make sure internet connection is available. If the network is not available then the application may exit after showing a message or just show connecting with server. in both cases please stop the application check your network connection and start it again.
To register this application you must set the correct Operator code at the first time you run the application and correct username and password from the setting menu. You can collect all of these from your service provider. To get

Thanks to all of our user for their helpful feedback. In new versions we tried to make this application more flexible, efficient and good looking. As there are so many changes in 2.13 version so there were some problems. We tried to fix most of these and will always try to update you with a a better version whenever we find any new problem. In the meantime thanks for being with us. Following is the changes in 2.13.xxx series update.