Zendesk - Zendesk is a beautiful, lightweight help-desk solution.
Warmbox.ai - Warm up your cold email inbox, and never land in spam anymore!
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
Warmup Inbox - Warmup Inbox is a tool that automates the process of warming up your email inboxes, raising your sender reputation and inbox health automatically.
HelpScout - Help Scout is a simple, straightforward way to provide excellent support
MailReach.co - The #1 email warming service to improve your deliverability by generating realistic and meaningful engagement to your emails. Easy-to-use solution to help you land in the main inbox instead of the spam folder.