Usar la aplicación APKPure
Obtener Chat Unlimited versión histórica en Android
Disfruta con charla fuera de línea.
As its name signify that its not bound to any limitations like internet connection, any contacts.
Its only require Bluetooth connectivity for chatting with your friends if they are near to you.
You can use this app many places like:
classroom, shared rooms, examination halls and many more.
One important feature I introduced that you can see your conversation history separately from your current conversation.