Smile.io - Reward programs for online businesses
UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.
Instacap - Screen capture, annotation & visual feedback tool for web pages and pdfs
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
Annex Cloud - Reward customers for completing traditional actions such as purchasing, as well as for taking...
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.