Cold Email Hacks - Proven cold email templates and tactics for B2B startups
TinyNPS - Simple NPS feedback
Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy
Interactive NPS Calculator (by Delighted) - Calculate your NPS easily with this interactive free tool.
Cold Email Generator - Quickly create a 5-touchpoint email campaign
Jaco - Watch and analyze your users’ behavior