Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Crisp Chat - Multi-channel customer support software
WhatsHelp - Communicate personally with your customers via Messenger
Facebook Chat for Websites - Talk to your customers using Facebook Messenger
HeyHi.sg - Video call with interactive whiteboard
BoldDesk - Premium Customer Service Software to manage your customer support. Manage support email, publish self-help articles, and automate repetitive tasks.