Whenever our team rolls out a new feature for GMass (or one of our other email deliverability tools), you'll find the announcement as well as a how-to guide here in the new features archives.
Read up on new features (or features that used to be new and are now more mature) and get rolling with everything GMass offers.

October 27, 2022
Email Alias Warmup: Warm Any “From” Address Connected to Your Gmail Account (Free!)
Warm up any "from" address / email alias connected to your Gmail account for free with GMass's email warmup tool. Also warm up a SMTP server.
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June 23, 2022
Send to Multiple Lists in a Single Campaign with GMass Multi Merge
Send a single email campaign to multiple lists in GMass. Connect 2+ Google Sheets, segmented behavior-based campaigns, or search-driven mailing lists.
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June 17, 2022
Preview Text: What It Is, Best Strategies, & How to Set It in GMass
What is preview text? Here's how to set it in GMass for a single email or for a sequence. Plus strategies and best practices for preview text.
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April 12, 2022
New feature for beat makers: Track who listens to your beats and how long
Beat makers: GMass turns your audio file into a trackable file so you can see who listened and how long they listened for.
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March 14, 2022
The story of our new pixel blocking Chrome extension
Today we’re launching a new Chrome extension, called Tracker Blocker, that is a companion extension for GMass. If you’re using …
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March 2, 2022
New Feature: Test your email sequence
You can now test your email sequence and see exactly what it will look like in the Inbox before you …
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November 4, 2021
Precise control over the subject line of email sequences
You now have precise control over the subject line and how the conversation “thread” appears in an email sequence. First, …
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October 13, 2021
New Feature: The Gate
You send out a campaign and get a bunch of replies asking for more information. Now you can easily and quickly REPLY to all those replies.
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October 12, 2021
New Feature: Sentiment Analysis on Replies
We're now using AI to score every reply to an email campaign. Quickly see the sentiment score and whether the overall sentiment is positive or negative.
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September 22, 2021
Introducing a new kind of SMTP Service
Instead of using SendGrid, Mailgun, or Amazon SES to send emails from your website, use the GMass SMTP service and have your emails sent by Google.
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August 24, 2021
Guide to using the Zapier integration
You can now use the Zapier integration for GMass. Technically it’s still in beta and hasn’t been officially approved by …
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August 19, 2021
Guide to using webhooks
GMass now supports webhooks for the following types of events: Sends Opens Clicks Replies Unsubscribes Bounces What’s a webhook? There’s …
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