Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Cloodot - Interaction management suite for small to medium business
Aboardly - IFTTT for automated customer emailing
HelpCrunch - HelpCrunch Live Chat: Turn prospects into customers, drive sales and improve retention with a rich toolbox combining modern live chat, in-app messenger, email marketing, CRM and marketing automation.
indemandly - Live chat 2.0: Customer messaging that converts
VdoTok - APIs for the new generation of messaging, video calls, and voice calls.