Unlike Skype and similar programs, in Viber for start of usage you just must download the programm, enter the mobile phone number and select the appropriate nickname for yourselve. The first feature of Viber is process of registration and authentication.
Viber for Windows 7 was really a serious competitor to the popular Skype, because in addition to similar features with it, Viber is ready to provide users with some unique features. Today, many users compare Viber with popular in this field Skype program. Viber is now presented as an application and available not only for smart phones and tablets, but also for desktop computers, and particular based on Windows.
