Call and text free over 3G and Wifi ...Viber allows you to make free calls, video chat, and send free text messages ... installed. What can you do with Viber? Viber works in a similar way to Skype ...
- PROS: Very simple to use, Notifies you of contacts who are on Viber, Decent call quality, Send photos and videos, Stickers and emoticons to liven up chats, Group messaging with up-to 100 people, Hold & Talk feature
- CONS: You may have to convince friends to switch to Viber