GradeScope Progress Estimator is a useful Chrome add-on that helps TA's, Graders, and other faculty members estimate the remaining time for grading assignments on GradeScope. This tool is designed to enhance efficiency and productivity by providing an estimate of the time it will take to complete grading tasks.

With GradeScope Progress Estimator, users can easily toggle between the Grading and Paused modes to indicate their current status. This feature allows users to manage their time effectively by pausing the grading process when necessary. Additionally, the add-on provides the option to hide or show the progress estimator by simply clicking on the letter 'h'.

Overall, GradeScope Progress Estimator is a valuable tool for those involved in grading assignments on GradeScope. It offers a convenient way to estimate the time required for grading tasks, helping users to better plan and manage their workload.