Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
Drift - A messaging app that helps you grow your business.
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Crisp Chat - Multi-channel customer support software
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.