Grade Grid is an iPhone application developed by Peter Ryszkiewicz, designed to provide teachers with a convenient tool for evaluating students' grades. This free app falls under the category of Education & Reference, offering a practical solution for educators.

With Grade Grid, teachers can easily create grade grids for any number of questions or assignments. The app calculates the percentages and letter grades for each assignment, making it effortless to track and evaluate students' performance. The grade lettering system is highly customizable, allowing teachers to tailor it to their specific requirements or even disable it if desired.

Grade Grid's user-friendly interface and intuitive design make it accessible and easy to navigate. Teachers can efficiently manage and update their grade grids, ensuring accurate and up-to-date evaluations for their students.

Overall, Grade Grid is a valuable tool for teachers, simplifying the process of evaluating and tracking students' grades. Its customizable features and user-friendly interface make it a must-have app for educators seeking a convenient solution for grade management.