Viber is positioned as an excellent alternative of Skype for your mobile phone. The main difference from the Skype and Viber was that it does not support video, but this issue has also been resolved in the latest update, now can also make video call to other Viber users. Viber does not require to be registered, "added someone as friend," remember login and password. Authorisation is in relation to the installed software of your phone number. And to call using Viber, just enough to know the phone number of the other party and be sure that Viber is also installed on the other device. Mobile phone number is a kind of an account in the program. Free calls are possible only between two users Viber. All you need to do - free download Viber for Android and have access to the Internet via 3G or Wi-Fi.
Possibilities of Viber
Free voice calls;
Free video calls;
Free shipping files;
Free text messaging;
Good sound quality;
Link your phone number;
Binding to geolocation;
Search for contacts;
Call lists;
Background mode;
Integration with social networks Facebook and Twitter.
How it works?
After installing the application on the screen menu opens with the contacts. The program itself defined users in the phone book that have Viber. The rest will be displayed when you click "All» (All). You may want to talk to any subscriber offer by Viber. To do this, select a contact and click "Invite to Viber» (Invite to Viber). To reach a subscriber application must be running in the background or normal in both of them (on Android or iOS). In this case, as assured by developers while working in the background, the application has virtually no effect on the battery charge. Using the program is very simple, in the "Country" select the desired country or state. When sending messages or files, you can use the option "Geolocation" - it will show your location to the recipient.
Pros
Stable connection in 3G and Wi-Fi;
Background mode to conserve battery power;
No registration is required;
No advertising;
Large selection of emoticons;
Russian interface is available;
Proposed Viber free calls & messages free download.
Cons
Delays occur during voice communication.
Viber is becoming popular not only in Europe but also among the Russian-speaking users. However, in some countriesViber will not work - there are some mobile operator who block the use of the application. Since the program is completely free and supports high quality calls, many operators are seriously afraid that the owners of smartphones pass on Viber. Download free Android and go against the system and you can!