Cold Email Hacks - Proven cold email templates and tactics for B2B startups
Texted.io - Send text blasts to groups, receive individual replies
Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy
Text Blaster - Send thousands of text messages with one tap on Android
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
WhatsMany - Send personalised WhatsApp messages in bulk