It is the world's first Sim that makes you chat with WhatsApp absolutely free of charge and with no limits.Anywhere in the world.http://www.prnewswire.com/news-releases/whatsim-is-here-the-first-whatsapp-sim-that-makes-you-chat-with-whatsapp-absolutely-free-of-charge-and-with-no-limits-even-without-wi-fi-connection-289267581.htmlhttp://www.whatsim.com/en
Does not make sense.. no airtime charges? Who is paying for the bandwidth?
but then, what's whatsapp without pics and videos?