A powerful mass email and mail merge system for Gmail.

The easiest way to transform Gmail into a cold outreach, email marketing, and mail merge platform.

** Join the almost 400,000 others who’ve given us an average of 4.8 out of 5 stars **

No credit card required + send 50 emails per day free during your free trial!

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Key features
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* Send cold email and email marketing messages to thousands of addresses

* Unlimited contacts, campaigns, AND emails

* Mail merge personalization with data from Google Sheets

* Personalize each mass email (even send personalized images and attachments)

* With GMass MultiSend's inbox rotation feature, you can distribute your campaign across multiple accounts! 

* Hit the inbox, not the spam folder. 99% of GMass users report the best deliverability they’ve ever had.

* Spam Solver - test messages before you send to find spam rates, then use suggested tweaks to improve

* Send auto follow-ups based on opens, clicks, and replies. NEW - Send any stage of follow-ups on demand.

* ChatGPT campaign creation — generate an entire email campaign, follow-ups, and GMass settings by typing in a prompt

* Automatically skip sending emails and automations on holidays, and choose custom days of the week to send/not send a campaign

* Send triggered emails that go out automatically when a recipient opens or clicks — reach your prospects when you know they're in their inbox

* Automate your outreach by automatically sending to new contacts in your Sheet using GMass's recurring campaigns

* Connect your CRM or other apps using the GMass API or Zapier

* Track opens, clicks, and replies — with instant reply and bounce detection. No more delays; see replies and bounces in your report in a matter of seconds.

* Free email verification — verify email addresses before you send your campaigns

* Set DKIM through GMass for authenticated sending with a SMTP server.

* Help with the new Google/Yahoo bulk sender requirements is here - https://www.gmass.co/blog/gmail-bulk-sender-guidelines/. We've also created a one-of-a-kind system to help users with free Gmail addresses sending campaigns via a SMTP server pass DMARC - https://www.gmass.co/blog/gmail-smtp-dmarc/

* Emails can be sent as replies to the last conversation you had with each recipient"