Free HelpCrunch Live Chat - Free live chat & in-app messenger for startups
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Haptik - Smart Skills - Enterprise ready smart skills for high frequency use cases
Crisp Chat - Multi-channel customer support software
Live Chat by Landbot - Live chat that combines chatbots with human chat
Chatlio - When you have a business to run, your average instant messaging software just will not do. You need an internal presence upon which your entire team can collaborate on. Read more about Chatlio.