Viber allows its users to block other users from calling them. This is done for privacy protection, or just in case someone doesn't want to talk to someone in particular. You can create blocking lists and include numbers you don't want bothering you. This way, you won't even have to reject a call you don't want to answer. A blocked user will cease to exist for you.
Guide on how to block someone's number in Viber (iPhone & Android), this is unofficial method to block or ignore contact number on Viber.
The most famous communication app viber which allows the user to call text & send photos worldwide for free, has no solution to block contacts
Resolved · 4 posts · 3 total answers · Published Feb 20, 2012Best Answer: Sorry to say but there is still no option for this in Viber yet.. http://helpme.viber.com/index.php?/Knowl... Hope this answers your question.
Last updated: Jul 24, 2015 · 84K viewsEdit Article How to Block Mobile Numbers in Viber. Viber is a phone application that enables you to make phone calls over a Wi-Fi network to other Viber users ...