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.
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March 23, 2021
We’ve launched a beta version of the GMass API that can handle basic GMass functionality around sending campaigns. Over time, …
It only takes 30 seconds to install it!