Since WhatsApp is one of the most downloaded and used applications all over the world, it also has loads of accessory developments aimed at expanding the functions of this chat and instant messaging application which no other rival has been able to beat: Telegram, LINE, Signal, Kik... They might be popular in certain places but not even close to WhatsApp that has, at a global level, over a billion active users. Facebook Messenger is that only one that could put up a fight but it all stays in the family.
