Use our proprietary tech for sends larger than Gmail allows.
Read merge fields and auto-send emails to new rows.
Sharable reports on opens, clicks, replies and more.
Personalize at scale with mail merges and conditional logic.
The best way to boost response rates: Auto follow-up sequences.
Schedule a mail merge for the future, or set it to repeat.
Send new emails to a segment of a prior campaign.
Find and respond to email replies fast, without inbox clutter.
Auto unsubscribe management for you and your team.
Bounce detection to prevent future sends to bad addresses.
Create new, targeted lists by searching your Gmail account.
Test variations in campaigns and auto-deploy the winner.
Use a third-party SMTP to blow past Gmail’s sending limits.
Send better confirmation emails and more through your Gmail.
Test every address pre-send to avoid unwanted bounces.
Sent emails become future templates for you and your team.
Connect apps to GMass with our REST API, webhooks or Zapier.
Use GMass’s suite of tools to wind up in the inbox, not spam.
Send mail merges and cold email campaigns from Gmail.
See where your emails are landing.
Verify your email list before you send.
Test your email for SPF, DKIM, DMARC, blacklistings, and more.
Test your connection to any SMTP service.
See domain-based open and bounce rates.
Test your links before you send.
Search our cold email and marketing campaigns, and see stats.
Improve deliverability and sending limits
A different kind of SMTP service, built on top of Google
A companion Chrome extension that improves open tracking
Drive more sales
Scale your backlinks
Keep members informed
Accept and reject efficiently
Manage your media outreach
Manage your campaign outreach
Announce your big day
Mass emails promoting mass
Keep residents informed
Keep your students informed
Promote your listings
Communicate with your team
Announce the next match
Sell your beats!
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Easy to learn. Easy to use. Packed with time saving, email enhancing features.