TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.
PractiTest - PractiTest is a cloud based Innovative test management tool.
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
Qase - Test case management software for QA and development teams that helps you make your product better.
JivoChat - JivoChat is a live chat that enables you to talk to visitors on your website