tawk.to - tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page
LeadMaster - The LeadMaster LeadMasterCRM All-in-One solution includes: marketing automation, lead management, email marketing, website integration & much more.
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
Servetel - Communication management solution
LiveChat - LiveChat - premium live chat software. Approach customers directly on the website, make connections and drive more sales using LiveChat.
Outreach - Outreach Is Your Sales Communication Platform