WhatsApp calling not a problem for VoIP in South Africa
Three major voice-over-Internet-protocol (VoIP) providers in South Africa are not worried that data-based calling like that offered through WhatsApp will threaten their offerings.
A conventional cellular call converts your voice into...
VoIP calling — How it became popular in South Africa
Not so long ago, voice over internet protocol calling had a reputation for poor call quality. Advancements in network infrastructure and new technologies have helped it evolve to a point where it is overtaking traditional calling.
VoIP call...