MailDump Verifier - Powerful Emails Verifying Tool that helps verify email address or validate email addresses
Cold Email Generator - Quickly create a 5-touchpoint email campaign
Hunter - Find all the email addresses related to a domain
Cold Email Analyzer by Mailshake - Real-time analysis of email subject lines and copy
Mail Dump - Powerful Extensions for email addresses extracting, verifying and finding
Mailshake - Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.