October 30, 2017

Gmail Draft thinks To field is blank if invalid characters present in address

We’ve discovered that in certain situations, Gmail doesn’t save the addresses in the To field as part of a Draft,

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September 13, 2017

Upgrading MimeKit broke our email address parser

This article is intended for software developers or those interested in the code behind GMass. GMass is written mostly in

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August 24, 2017

Click-tracking reports now ignore clicks from the Yahoo! Slurp User Agent

If you’ve noticed that in the last month you’re getting more clicks than you’re used to, it might be because

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July 11, 2017

Bug fix: Foreign characters in the To field would appear garbled in sent email

I just fixed a bug that was causing non-English characters in the To “Name” of a sent email to be corrupted.

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March 1, 2017

Why your mass email sent to fewer recipients than you expected

If you’ve sent a mass email with GMass by copying and pasting addresses into the To field, and fewer emails

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November 13, 2016

What to do if you get a “Requested entity was not found” error after clicking the GMass button

Occasionally, after you’ve composed your mail merge campaign in Gmail and hit the GMass button, instead of sending, you may

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November 12, 2016

Automatic follow-up email bug fix for large attachments

GMass users using the email auto follow-up feature may have noticed that their auto follow-ups failed to send sometimes. Below

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July 14, 2016

Yahoo bouncing emails sent by select GMass users

Several users have reported that in the last few days, sending to yahoo.com email addresses, and email addresses hosted by

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May 18, 2016

Why your Gmail open tracking statistics may be skewed

One of the most frequent emails I answer from users is: I was testing your open-tracking, and I know that

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April 14, 2016

Bug Fix: Gmail mail merge error when connecting to certain Google Sheets

We just deployed a bug fix that corrects an issue where you would receive an error when connecting GMass to

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February 10, 2016

Just squashed a rare bug involving garbled characters in Gmail email marketing campaigns

Over the last month, a small number of users have reported garbled characters appearing in their Gmail mail merge campaigns

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January 29, 2016

Bug fix involving scheduling mass emails in regions where time is ahead of GMT

We’ve just fixed a bug that was preventing users in regions where the time is ahead of GMT from scheduling

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