UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system
Froged - One click solution providing easy-to-use marketing, sales and support services to turn website visitors into happy customers.
Survicate - Collect feedback on your website and find out more about your visitors.
Promoter.io - Promoter is designed to capture actionable and accurate customer feedback that reduces churn and drives growth
Heeduser - Heeduser is the customer engagement platform that helps companies build better relationships with their customers and prospects, through the better online customer community
Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.