12 Best Chrome Extensions for Email Marketing in 2026

5 min read · Updated 9/1/2026

Write better emails, track opens and build your list faster with these Chrome extensions for email marketing.

Email marketing lives in the browser. These extensions put your CRM, your tracking and your templates inside Gmail, so you stop switching between a dozen tabs just to send one campaign email.

Tracking and follow-up

HubSpot Sales tracks opens and clicks from Gmail and schedules follow-ups. Mixmax goes deeper with templates and sequences. Mailtrack is the simple free option — just the read receipts, nothing else.

Templates and productivity

Gmail's own templates help, but Gorgias and TextExpander take it further with snippet libraries you can share with the team. For cold outreach, Boomerang's inbox pause stops new mail from derailing your sending flow.

List building and landing pages

The Instapage extension saves any page as a template for your next landing page. OptinMonster's integration adds popups and exit-intent forms. Both reduce the friction between 'I like this page' and 'this is my page'.

Hubspot Sales • Mixmax • Mailtrack • Productivity Extensions

Frequently asked questions

### Is email tracking legal?

Tracking opens on your own business emails is standard practice. What is not legal is scraping and emailing people without consent — that is what GDPR and CAN-SPAM regulate. The tools themselves are fine when you use your own list.

### Do tracking pixels hurt deliverability?

Mildly. Some recipients' providers block images, which is also what makes open tracking inaccurate. The trade-off is acceptable for most small businesses, but do not base big decisions on open rates alone.