PostCenter - An online help desk to modernise customer service
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Talkus - Chat with your website users from Slack
SendBird - SendBird is messaging-as-a-service.
Drift - A messaging app that helps you grow your business.
Abhisi - Abhisi provides a helpdesk solution that seamlessly integrates with all communication channels used by the customers.