I have used Gradescope on a number of occasions and it remains one of the best pieces of edtech I have come across. It is one of the very few tools that has saved me huge amounts of time. The auto-grading is truly revolutionary for teaching at scale, at least with the kinds of teaching I tend to do. But the best feature of Gradescope is perhaps one of the least flashy parts. It simply has a really good grading interface. Here's why: