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GPA Calculator – Calculate Your Semester GPA Instantly (Free)

Free Semester GPA Calculator

Enter your courses, credit hours, and letter grades to instantly calculate your semester GPA. Supports custom grading scales and PDF export.

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Current Semester Courses

Semester GPA

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Total Credits

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Quality Points

0.00

How to Use This GPA Calculator

This tool works in three simple steps. No account or sign-up required.

  1. Add your courses – Click Add Course for each subject you are enrolled in this semester.
  2. Enter credit hours – Type the number of credit hours (units) assigned to each course. Common values are 1, 2, 3, or 4.
  3. Select your grade – Choose the letter grade you received (or expect to receive). Your GPA updates instantly.

Use the Grading Scale button to customise grade point values if your institution uses a non-standard scale (e.g., 5.0 or 10-point).

When you are satisfied with the results, click Download PDF to save a formatted report to your device.

GPA Formula Explained

GPA is calculated using a weighted average. Each course contributes proportionally to its credit hours:

GPA = Σ (Grade Points × Credit Hours) / Σ (Credit Hours)

Example:
Maths 101 → A (4.0) × 3 credits = 12.0 quality points
English → B+ (3.3) × 2 credits = 6.6 quality points
Chemistry → B (3.0) × 4 credits = 12.0 quality points
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Total quality points = 30.6
Total credits = 9
GPA = 30.6 ÷ 9 = 3.40

Our calculator handles this arithmetic automatically. You only need to supply grades and credit hours.

Standard 4.0 GPA Grading Scale

Most US colleges and universities use the following scale. You can override any value using the Grading Scale settings.

Letter GradeGrade PointsPercentage RangeDescription
A 4.093 – 100 %Excellent / Outstanding
A−3.790 – 92 % Excellent
B+3.387 – 89 % Very Good
B 3.083 – 86 % Good
B−2.780 – 82 % Good
C+2.377 – 79 % Satisfactory
C 2.073 – 76 % Satisfactory / Average
C−1.770 – 72 % Below Average
D+1.367 – 69 % Poor
D 1.060 – 66 % Barely Passing
F 0.0Below 60 %Failing

Some universities use a +/− system only down to D− (0.7) while others stop at D (1.0). Always verify with your institution's official policy.

Tips to Improve Your GPA

1. Identify High-Impact Courses

High-credit courses carry more weight. Raising a grade from B to A in a 4-credit course improves your GPA more than the same jump in a 1-credit course. Use our CGPA Predictor to model the effect before exams.

2. Retake Strategically

If your institution allows grade replacement, retaking a failed or low-scoring course can significantly raise your CGPA. Estimate the impact with our GPA Improvement Calculator.

3. Manage Your Credit Load

Taking on too many credits at once can spread your study time thin. Balance course difficulty with credit hours per semester. Our Semester Planner helps you map out a manageable schedule.

4. Track Attendance

Regular attendance is directly correlated with higher grades. Use the Attendance Calculator to ensure you meet your institution's minimum requirements.

5. Project Exam Scores

If you know your current coursework score and the exam weighting, you can predict the grade you need. Try our Exam Score Predictor before finals.

Frequently Asked Questions

Multiply each course's credit hours by its grade point value, sum all products (quality points), then divide by total credit hours. For example: a 3-credit A (4.0) and a 3-credit B (3.0) give 21 quality points ÷ 6 credits = 3.50 GPA.
A GPA of 3.0 or above is generally considered good. A 3.5+ is often excellent and can earn you Dean's List recognition. Many graduate schools require a minimum of 3.0 for admission.
GPA refers to a single semester's average, while CGPA (Cumulative GPA) is the weighted average across all semesters. Use our CGPA Calculator to compute your cumulative score.
Yes. Click the Grading Scale button in the header to set custom point values for each letter grade. You can use any numeric scale your institution requires.
Most universities define full-time as 12 or more credit hours per semester for undergraduates. A typical bachelor's degree requires 120–130 credit hours over four years.
Your course data is stored only in your browser's session memory and is not sent to any server unless you click Download PDF. The only data saved to your browser's localStorage is your custom grading scale preference.

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