Number To Whatsapp - A utility tool which lets your start a Whatsapp conversation without saving the contact of the said person first.
Interakt - Easily interact with every user of your app. Setup Your User Interaction Headquarter Today!
BetterChat for WhatsApp - Gorgeous new full-featured WhatsApp client for the Mac.
WATI - No-code chatbot builder for WhatsApp Business
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.
Apple Business Chat - New way for businesses to connect with customers directly