Download viber for Amazon 3D smartphone. Viber Messenger for the new Amazon smartphone called: Fire Phone. Some importsnt specifications are 4.70-inch 720×1280 display powered by 2.2GHz processor alongside 2GB RAM and 13-megapixel rear camera. Earlier this year Amazon launched its first smartphone, the Fire Phone, in the US. In september 2014 the Fire Phone comes to the UK.