WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
Whappext - Whappext is an online marketing platform that helps users to send bulk messages to millions of users for the marketing of their brands.
WhatsMac - WhatsApp for Mac
WAAM-it Sender - WAAM-it Sender is a WhatsApp marketing software that enables users to send messages from their system and smartphones anytime, anywhere.
WhatsApp Chatbots by SendPulse - No-code chatbots and shared inbox for WhatsApp
Kaleyra - Kaleyra is a platform that helps developers to build SMS and voice messaging applications for a global scale.