Free GPA Calculator for Students

Enter your courses, credit hours, and grades to instantly calculate your GPA on a 4.0 scale. Works for high school and college.

Course Name
Credits
Grade

Enter your previous GPA and credits, then add your new semester grades.

0.00
Letter Grade
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Total Credits
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0.04.0

GPA Scale Reference

Standard 4.0 GPA conversion scale used by most US high schools and colleges.

Letter GradePercentageGPA PointsDescription
A+97–100%4.0Exceptional
A93–96%4.0Excellent
A−90–92%3.7Near perfect
B+87–89%3.3Above average
B83–86%3.0Good
B−80–82%2.7Slightly above average
C+77–79%2.3Average
C73–76%2.0Satisfactory
C−70–72%1.7Below average
D+67–69%1.3Passing (barely)
D60–66%1.0Poor
FBelow 60%0.0Failing

GPA Calculator — How It Works and Why It Matters

Your GPA (Grade Point Average) is one of the most important numbers in your academic career. Colleges, universities, scholarship committees, and even some employers use it to quickly assess your academic performance. Whether you're in high school or college, knowing your GPA helps you set realistic goals, track your progress, and understand where you stand.

What Is a GPA Calculator?

A GPA calculator is a free online tool that converts your letter grades or percentage scores into a numeric average on a 4.0 scale. It accounts for the credit hours (or weight) of each course, so a 4-credit class impacts your GPA more than a 1-credit class. Our calculator supports both weighted and unweighted GPA, semester GPA, and cumulative GPA calculations.

How to Use the GPA Calculator Step by Step

  1. Enter your course details: For each class, type the course name, your grade (letter or percentage), and the credit hours (or weight).
  2. Choose weighted or unweighted: Select unweighted for a standard 4.0 scale, or weighted if you want extra points for AP, IB, or honors courses (often on a 5.0 scale).
  3. Click Calculate: The tool multiplies each grade by its credits, sums the quality points, and divides by total credits to give you your GPA.
  4. Review your result: See your semester GPA, and use the Cumulative tab to combine multiple semesters into one overall figure.

Why GPA Matters for College Applications

A strong GPA can open doors to competitive universities, merit scholarships, and honors programs. Most US colleges use the unweighted 4.0 scale for comparisons, so knowing your unweighted GPA is essential when applying. If you're aiming for a specific target GPA, our calculator shows you exactly what grades you need in your remaining courses to reach it.

Weighted vs Unweighted GPA

Want to dive deeper? Read our guide on how to use a GPA calculator for practical tips and examples.

Frequently Asked Questions

How is GPA calculated?
GPA is calculated by multiplying the grade points of each course by the number of credit hours, summing all those values, then dividing by the total credit hours. For example, an A (4.0) in a 3-credit course gives 12 quality points. Divide total quality points by total credits to get your GPA.
What is a good GPA?
A GPA of 3.0 or higher is generally considered good at the college level. A 3.5 or above is considered excellent and qualifies for academic honors. For competitive graduate school programs, a 3.5+ is usually expected.
What is the difference between weighted and unweighted GPA?
An unweighted GPA uses a standard 4.0 scale regardless of course difficulty. A weighted GPA gives extra points for harder courses like AP or IB classes, often on a 5.0 scale. Most college applications use the unweighted 4.0 scale.
How do I calculate my cumulative GPA?
Use the Cumulative tab above. Enter your current GPA and total credit hours earned so far, then add your new semester's courses and grades. The calculator will weigh everything correctly and show your updated cumulative GPA.
Does this work for both high school and college?
Yes. This calculator uses the standard 4.0 scale used by the vast majority of US high schools and colleges. The calculation method works for both levels.

Why Use Our GPA Calculator?

Our free GPA calculator helps students track their academic progress accurately. Whether you're planning for college applications, graduate school, or just want to monitor your grades, this tool provides instant calculations without the complexity of spreadsheets.

Benefits of Using This Calculator:

How to Improve Your GPA

Improving your GPA takes consistent effort and strategic planning. Focus on challenging courses where you can succeed, develop effective study habits, and seek help when needed. Remember that a strong GPA isn't just about getting good grades—it's about mastering the material and building a solid academic foundation.

Understanding Different GPA Scales

While most US schools use the 4.0 scale, some institutions use different scales. Always check with your school to confirm which GPA scale they use for official records. Our calculator uses the most common 4.0 scale, making it suitable for most high school and college applications. For more tips on using this tool effectively, check out our guide on how to use a GPA calculator correctly.

Why Calculate Your GPA Regularly?

Tracking your GPA throughout the semester helps you stay on top of your academic performance. By calculating your GPA regularly, you can identify which courses need more attention and set realistic goals for improvement. This free GPA calculator makes it easy to project your final grades and understand how each assignment or exam affects your overall academic standing.