WhatsApp (or ZapZap as it is informally called here) used to work even in old Nokia phones (non android). The Telcos cartel created a lot of "innovations" in B

WhatsApp (or ZapZap as it is informally called here) used to work even in old Nokia phones (non android). The Telcos cartel created a lot of "innovations" in Brazil. It is so expensive to call between different telcos, that people have multiple phones with multiple chips each.