GPA Calculator is a free web-based tool that allows you to quickly and easily calculate your college GPA, high school GPA and cumulative GPA. With GPA Calculator, you can understand how the GPA scale works and check your grades with ease. In addition to loads of information about GPA and how it’s calculated, GPA Calculator offers you the ability to calculate your own by filling in empty text fields with course names and your grades. When you’ve entered all semesters, your GPA is automatically calculated. You can perform these functions to calculate college GPA and high school GPA or your cumulative GPA.