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HumanLetter - Prove Your Cold Emails Are Human-Written HumanLetter is the first Gmail extension that certifies your emails are written by humans, not AI or automation tools. Boost your cold email response rates by 58% with verified authenticity certificates! 🚀 Increase Response Rates by...
MailTracker enables you to track the emails you send using Gmail and notifies you when they are opened. With MailTracker, you can receive real-time alerts whenever your emails are opened. MailTracker is a free email tracking service for Gmail with over 100,000 active users. We also offer...