Mailmate manual has a section on using gmail
MailMate which explains the issues and work arounds
I have used MailMate for the past 6+ years with 5 different Google accounts and it works perfectly. I use MailMate for the KeyBindings so all my primary functions can be accessed from my keyboard, and for the AMAZING search.
Counterpoint: I love MailMate and I would recommend it if you’re using O365. I use it with O365 all day and it’s much better than Outlook.
I’m interested in how you do that. I find the following issues with O365 & Mailmate:
I enjoyed MM, but I have an issue with O365 sent emails showing up twice in sent messages as well as the deleted email issue.