Rick was more than happy to add that feature and several more I needed. Rick never created a Windows version, so the Grenville Grader hasn't grown the way it might have. This is a quickly evolving and highly unsettled class of software.
Some packages are enormously complicated, while others are bare-bones simple.
Most are available for Mac and Windows alike, but many also have online versions that allow parents and students to access information. Check their web sites for details. Classroom Planner Schepp Turner Productions . These two have tried to make their software easy for educators to understand and use. In my opinion, they've succeeded.