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GPA Calculator — CGPA & SGPA on 4.0 and 10-Point Scale

Calculate your semester GPA or cumulative CGPA instantly using the standard credit-weighted formula.

Enter your course credits and grades to instantly calculate GPA, SGPA, or cumulative CGPA. Supports the US 4.0 scale and the Indian 10-point grading system.

Free to useNo sign-upWorks on mobile

Quick answer

Enter your course credits and grades to calculate your exact GPA. The formula multiplies each grade point by its credit value, sums them up, and divides by total credits. For example, an A (4.0) in a 4-credit course and a B (3.0) in a 3-credit course gives a GPA of 3.57. This tool supports both the 4.0 scale and the 10-point scale commonly used in India.

Worked example — 4.0 Scale

Course 1 (4 credits)
Grade: A (4.0) = 16 pts
Course 2 (3 credits)
Grade: B (3.0) = 9 pts
Total Credits
7 credits
Total Points
25 quality points
Calculated GPA
3.57 (25 ÷ 7)

Courses

Add subjects, choose your grading scale, and update credits on mobile without horizontal scrolling.

Grade Scale

Course 1
Course 2
Course 3
GPA
3.58

Based on 3 courses, 10 credits, and the 4.0 scale.

Courses
3
Credits
10

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Frequently Asked Questions

How do I calculate my GPA?

Multiply each course's grade point by its credit hours to get quality points. Add all quality points, then divide by total credit hours. For example, if you got an A (4.0) in a 3-credit course and a B (3.0) in a 4-credit course: GPA = (4.0×3 + 3.0×4) ÷ (3+4) = 24÷7 = 3.43.

What is the difference between SGPA and CGPA?

SGPA (Semester GPA) is your grade point average for a single semester. CGPA (Cumulative GPA) is your overall GPA across all semesters combined. CGPA gives a complete picture of your academic performance throughout your degree.

How do I convert CGPA to percentage?

For many Indian universities (like those following AICTE guidelines), the formula is: Percentage = CGPA × 9.5. For example, a CGPA of 8.5 = 80.75%. However, this formula varies by university, so check your institution's official conversion rule.

What is a good GPA on a 4.0 scale?

On a 4.0 scale, 3.5 to 4.0 is considered excellent (Dean's List level), 3.0 to 3.49 is good, 2.5 to 2.99 is average, and below 2.0 may trigger academic probation. For graduate school applications, a GPA of 3.0+ is typically the minimum requirement.

How do credits affect my GPA?

Higher credit courses carry more weight in GPA calculation. For example, getting an A in a 4-credit course boosts your GPA more than an A in a 1-credit course. This is called a credit-weighted (or weighted) GPA system.

Can I convert my 10-point CGPA to a 4.0 GPA?

There is no universal conversion formula. A rough approximation is: 4.0 GPA = (10-point CGPA − 0.5) × 0.4. For example, a CGPA of 8.0 ≈ 3.0 on a 4.0 scale. However, different universities may have their own conversion tables.

Does every Indian university use the same grading system?

No. Some Indian universities use a 10-point scale (e.g., IITs, NITs), while others use percentage-based or letter grade systems. The grade point assignments and conversion formulas can vary significantly between institutions.

What is a weighted vs unweighted GPA?

An unweighted GPA uses the standard 4.0 scale for all courses. A weighted GPA gives extra points for honors, AP, or IB courses (e.g., on a 5.0 scale). Most US high schools report both. This calculator uses the standard unweighted method.

How can I improve my GPA?

Focus on high-credit courses since they have the biggest impact on your GPA. Retake courses where you scored poorly (if your university allows grade replacement). Prioritize subjects early in the semester when GPA recovery is still possible.

Is this GPA calculator free?

Yes. This calculator is completely free, works on all devices, and requires no sign-up. Your data stays in your browser — nothing is stored on any server.

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How to Calculate Your GPA

Compute your semester GPA or cumulative CGPA in 4 steps.

1

Add Courses

Enter your course names and credit hours for each subject.

2

Choose Scale

Select the 4.0 letter grade scale or 10-point grade point scale based on your university.

3

Enter Grades

Select the grade or grade point you received in each course.

4

View GPA

Instantly see your calculated GPA with the total credits and quality points breakdown.

What does this tool do?

This free GPA Calculator helps students calculate semester GPA, SGPA (Semester Grade Point Average), and cumulative CGPA (Cumulative Grade Point Average) using course credits and grade points. It supports both the 4.0 scale (used in the US and many international universities) and the 10-point scale (used by most Indian universities). Simply add your courses, enter credits and grades, and get your GPA instantly. Perfect for tracking academic performance, checking scholarship eligibility, or planning your target CGPA.

The Ultimate Guide to GPA, SGPA, and CGPA

Calculating your Grade Point Average (GPA) correctly is the first step toward tracking your academic progress, securing scholarships, and planning for higher education. Whether you are using the standard 4.0 scale or the Indian 10-point scale for SGPA and CGPA, this comprehensive guide explains how to calculate your grades accurately.

GPA, SGPA, and CGPA: What's the Difference?

GPA

Grade Point Average (GPA) is a standardized way of measuring academic achievement across a single term or course. It averages out your grades based on the weight (credits) of each subject.

SGPA

Semester Grade Point Average (SGPA) measures performance across a single academic semester. This is the most common metric used by Indian universities to track short-term academic health.

CGPA

Cumulative Grade Point Average (CGPA) is your overall academic score, calculated by combining the SGPAs of all completed semesters. It reflects your entire degree performance.

How the GPA Formula Works

GPA isn't a simple average of your grades. It is a weighted average, meaning subjects with more credit hours affect your GPA more than subjects with fewer credit hours.

The Universal Formula

GPA = Total Quality Points ÷ Total Credits
  • Quality Points: Grade Value × Course Credits
  • Total Credits: Sum of all course credits taken

Calculation Example

Imagine taking two courses: Math (4 credits) and History (3 credits). You score an 'A' (4.0) in Math and a 'B' (3.0) in History.

  • Math Quality Points:4.0 × 4 = 16.0
  • History Quality Points:3.0 × 3 = 9.0
  • Total Points:25.0
  • Total Credits:7
  • Final GPA (25.0 ÷ 7):3.57

Converting CGPA to Percentage

Many companies and universities ask for marks in percentages rather than CGPA. In India, there is no universal conversion formula because every university follows its own grading curve.

However, the most commonly accepted formula (historically used by CBSE and many state universities) is:

Percentage = CGPA × 9.5

Important Warning

  • Check Your University Rules: Universities like Mumbai University or VTU may have completely different conversion formulas (e.g., [CGPA - 0.75] × 10). Always check the back of your official marksheet.
  • Don't Estimate for Official Forms: If applying for higher studies abroad, rely on official credential evaluation services (like WES) rather than manual estimations.

Why Use This GPA Calculator?

Dual Scales

Supports both the international 4.0 letter-grade scale and the Indian 10-point scale for accurate SGPA tracking.

Mobile Optimized

Features a stacked card layout for phones, so you can add endless courses without horizontal scrolling.

Target Planning

Experiment with your remaining course grades to see exactly what you need to achieve your target CGPA.

100% Free & Fast

No account required. Instant calculations in your browser with complete privacy.

Frequently Asked Questions

Frequently Asked Questions

Multiply each course's grade point by its credit hours to get quality points. Add all quality points, then divide by total credit hours. For example, if you got an A (4.0) in a 3-credit course and a B (3.0) in a 4-credit course: GPA = (4.0×3 + 3.0×4) ÷ (3+4) = 24÷7 = 3.43.

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