- Foothill College GPA Calculator – An online calculator that enables you to compute your GPA. It will accept up to 40 courses.
- Iowa State University GPA Calculator – An online calculator that enables you to compute your GPA both cumulative and sub-group (i.e., major) GPA.
- Back to College – How to raise your GPA Calculator - An online calculator you can enter your current GPA and number of units taken and find out how many courses you need to take to raise your GPA to a certain level.
- http://www.chegg.com/homework-help/gpa-calculator – An online calculator that includes options for honors and AP courses.