Cold Email Hacks - Proven cold email templates and tactics for B2B startups

Zendesk - Zendesk is a beautiful, lightweight help-desk solution.

Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy

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

Cold Email Generator - Quickly create a 5-touchpoint email campaign

HelpScout - Help Scout is a simple, straightforward way to provide excellent support