SageMailer - The best tool for getting organic Amazon reviews and seller feedback. 100% Amazon compliant. Monitor reviews & get notifications for unlimited ASINs. Multilingual templates for all Amazon marketplaces.
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
EasyChannel - Simplify your multichannel eCommerce with EasyChannel.
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
HelpScout - Help Scout is a simple, straightforward way to provide excellent support
Feedback Whiz - Feedback Whiz is a useful platform providing the best-in-class seller tools that allows you to automatically monitor all critical events on product listings on the Amazon platform.