Until now, WhatsApp has lacked the capability to store contacts within itself, relying instead on iOS and Android default contacts app. For example, to add someone to your WhatsApp list, you first had to save their name to your phone contacts. This is finally changing with the new Contacts feature in WhatsApp. This feature allows users to save a contact exclusively to WhatsApp. This is useful for users who want to separate personal and business contacts when managing multiple WhatsApp accounts...
