GPA Calculator
Add your courses with grades and credit hours, and get your weighted grade point average instantly.
Uses the standard 4.0 grade scale. Your courses stay in your browser.
How the college GPA math works
Your GPA is a weighted average, not a simple one. This college GPA calculator handles the weighting for you: each letter grade converts to grade points on the 4.0 scale. Each letter grade converts to grade points on the 4.0 scale, and each course contributes in proportion to its credit hours. A 4-credit course counts twice as much as a 2-credit course. The calculator multiplies each grade's points by its credits, adds everything up, and divides by the total credits.
That weighting is why credit hours matter so much. An A in a 1-credit lab barely moves your GPA, while a C in a 4-credit core course can drag it down noticeably. If you are trying to raise your GPA, the calculator shows you exactly which courses give you the most leverage: the high-credit ones where your grade has room to improve.
Planning with the calculator
One of the most useful tricks is running what-if scenarios. Enter your finished courses, then add the ones you are taking now with the grades you expect, and see where your GPA lands. Students use this before choosing between retaking a course and taking a new elective, or to check whether they are on track for honors cutoffs and scholarship requirements.
Keep in mind that schools differ in the details. Some do not award A+, some use different point values for plus and minus grades, and some exclude certain courses from the GPA. This calculator uses the most common 4.0 scale, which works for the majority of cases, but check your school's handbook if you need an official number for a transcript or application.
Frequently asked questions
How is GPA calculated?
Each grade is converted to grade points (A = 4.0, B = 3.0, and so on), multiplied by the course credit hours, and the total is divided by the total credit hours. Courses with more credits count more toward the final GPA.
What grade scale does this calculator use?
The standard 4.0 scale: A+ and A = 4.0, A- = 3.7, B+ = 3.3, B = 3.0, B- = 2.7, C+ = 2.3, C = 2.0, C- = 1.7, D+ = 1.3, D = 1.0, D- = 0.7, F = 0.
Do I have to enter course names?
No. Course names are optional and just help you keep track. Only the grade and credit hours affect the calculation.
Can I add more than the default courses?
Yes. Click Add course to add as many rows as you need, and use Remove to delete any row you do not want.
Is my GPA data stored anywhere?
No. The calculation happens entirely in your browser and nothing is uploaded, saved or shared.
What is the difference between semester GPA and cumulative GPA?
Semester GPA covers just one term's courses. Cumulative GPA averages every course you have ever taken, weighted by credit hours. Colleges use the cumulative figure for graduation and honors decisions.
What is a good college GPA?
It depends on your goals. A 3.0 is solid for most purposes, 3.5-plus opens doors to honors programs and competitive graduate schools, and many scholarships require at least a 3.0 cumulative GPA.