Google Classroom vs Lessonspace: Which is best for you?

While I am not a fan of the Google drive spam in the shared with me space from my students in Google classroom, it was an amazing LMS for my target audience.

You can only submit assignments directly from Google Drive and can't upload any files from non Google products like Microsoft or pdfs not in your Google Drive.

I have been using it for over a year now and it is my prefered space for quantitative teaching and demonstrations, though some tools can be improved such as the user of two screens for the teachers with different inputs and out puts

From the document perspective, if a student is doing a writing project, the limitations of Lessonspace are clear--the document has no 'back/undo' button for changing your mind, no Track Changes to see how a piece has grown, and no Word Count feature, which is often something we need to track for outside expectations.