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GPA Calculator

Calculate your weighted and unweighted GPA. Supports regular, honors, and AP/IB courses on a 4.0 scale.

Live Results

Real-Time

Weighted GPA

4.00

Unweighted GPA

4.00

Total Credits

6

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Courses

Course NameGradeCreditsTypeActions

How to Use the GPA Calculator

  1. 1

    Add each course by clicking the "+ Add Course" button.

  2. 2

    Enter the course name (optional), select your letter grade, and enter the credit hours.

  3. 3

    Select the course type: Regular, Honors (+0.5 bonus), or AP/IB (+1.0 bonus).

  4. 4

    Your weighted and unweighted GPA updates automatically as you add courses.

Formula & Mathematical Basis

GPA = Σ (Grade Points × Credit Hours) ÷ Σ (Credit Hours) Weighted Grade Points = Standard Points + Difficulty Bonus (Honors +0.5, AP/IB +1.0)

Variable Key

GP

Grade points for a letter grade: A=4.0, B=3.0, C=2.0, D=1.0, F=0.0

CH

Credit hours assigned to a single course (typically 0.5–6)

Σ

Sum over all courses in the grading period

Bonus

Difficulty weighting added to grade points for advanced course types

📝 The 4.0 scale is standard in the US. Some schools use a 5.0 scale for AP courses instead of a weighted 4.0+ approach. Always confirm your school's specific scale before reporting GPA on applications.

Step-by-Step Examples

1

Typical semester — three courses

Scenario: AP Calculus (A, 4 credits), English Honors (B+, 3 credits), PE (A, 1 credit).

  1. 1.AP Calculus: A = 4.0 + 1.0 bonus = 5.0 weighted; 5.0 × 4 = 20.0.
  2. 2.English Honors: B+ = 3.3 + 0.5 bonus = 3.8 weighted; 3.8 × 3 = 11.4.
  3. 3.PE: A = 4.0; 4.0 × 1 = 4.0.
  4. 4.Weighted GPA = (20.0 + 11.4 + 4.0) ÷ (4 + 3 + 1) = 35.4 ÷ 8 = 4.43.
  5. 5.Unweighted GPA = (16 + 9.9 + 4) ÷ 8 = 29.9 ÷ 8 = 3.74.
✅ Weighted GPA: 4.43 | Unweighted GPA: 3.74

Practical Use Cases

  • College and university admissions applications
  • Scholarship and financial aid eligibility verification
  • Academic probation and honour roll determination
  • Graduate school candidacy screening
  • Predicting cumulative GPA after planned future courses
  • Employer background checks for recent graduates

Common Pitfalls

  • Forgetting to match credit hours to each course — a simple average of grades ignores course weight.
  • Using the wrong grade-point scale — confirm whether your school uses 4.0, 5.0, or 100-point equivalents.
  • Including Pass/Fail courses that do not earn quality points in a GPA calculation.
  • Confusing semester GPA with cumulative GPA — each needs its own credit-hour total.

Frequently Asked Questions

What is the difference between weighted and unweighted GPA?

Unweighted GPA uses a standard 4.0 scale for all courses. Weighted GPA gives bonus points for harder courses: +0.5 for Honors and +1.0 for AP/IB courses, meaning it can exceed 4.0.

What GPA do I need for college?

Most selective universities look for a weighted GPA of 3.5 or higher. Highly selective schools often see applicants with 4.0+ weighted GPAs. However, GPA is just one factor in admissions.

How are credit hours used in GPA calculation?

Credit hours weight each course. A 4-credit course counts more than a 1-credit course. GPA = (sum of grade points × credits) ÷ (total credits).

What letter grade is needed for a 3.0 GPA?

A B (3.0 grade points) in every course would give a 3.0 GPA. Mixing A and C grades can also average to 3.0, depending on course weights.

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