Extensions or Apps Offered by getmailtracker.com
Crx4Chrome includes 3 extensions from the developer getmailtracker.com.
MailTracker for Gmail crx 2.2.13 for Chrome
About: Track if your emails are opened & how many times. Be notified when your emails are read....
Email Hunter crx 3.1.4 for Chrome
About: Find email addresses from anywhere on the web, with just one click....
Hunter crx 24 for Google Sheets
About: Find email addresses directly in Google Sheets....