Viber allows you to send free messages, Images and makes calls using VoIP technology, however, the person whom you want to talk with or communicate with using viber must have viber too in his phone, So, yes viber requires viber to function. Anyhow, if you are looking for how to use Viber, then my friend I have written step by step guide about the topic below.
Disclaimer: Make Free Viber Calls Guide is an unofficial guide only, it is not authorized or created by the creator of the game.
Download now and enjoy
Guide Viber Messenger Calls
This app has access to :