@nr2522 , @MaryRuegge , @CultivateLearn , and @staudingerjeff ...
My understanding is that the button you are all seeing is indeed in the Free For Teachers version of Canvas. When I log in to FFT, I see this icon at the bottom right corner of my Dashboard:

When you hover over that button, it does say "Canvas Support". However, when you click on the button to bring up the menu screen, at the very bottom of it you will see "Powered by Impact by Instructure". Impact is a separate product that was recently acquired by Instructure (the folks that make Canvas). Note: EesySoft was renamed to Impact during the transition. Instructure to Acquire EesySoft to Help Educators and Students Improve Adoption of Educational Techn...
For those that have a paid Canvas account, it's my understanding that those schools would have to purchase Impact as a separate add-on to Canvas. However, I am not sure why it is part of the FFT version. I just know that it's not a standard "out-of-the-box" feature of Canvas for those schools that pay for Canvas.
I know this might not completely address the question, but I hope it provides some context.
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