CGPA Online Calculator - Free Academic Grade Conversion Tools
Welcome to CGPA Online Calculator
Easily convert your CGPA, SGPA, or marks to percentage with our free online calculators. Get accurate results instantly for any university grading scale.
Our Free Online Calculators
Select any calculator below to convert CGPA, SGPA, or Marks instantly. All conversions are 100% free and support multiple university grading scales.
Need help choosing the right calculator?
Learn How to Use Our Calculators →Key Features & Benefits
Discover why thousands of students choose our CGPA calculator over alternatives. We prioritize accuracy, privacy, and user experience in every feature we build.
No Registration Required
Start calculating immediately without creating an account, providing email, or sharing any personal information. Complete freedom and instant access.
100% Privacy Guaranteed
All calculations happen locally in your browser. Your grades, marks, and academic data never leave your device or get stored on our servers.
Instant Results
Get your CGPA, SGPA, or percentage conversions in milliseconds. No waiting, no loading times, no delays. Lightning-fast calculations every time.
Mobile Responsive Design
Perfectly optimized for all devices - smartphones, tablets, laptops, and desktops. Same seamless experience whether you're on iOS, Android, or Windows.
Multiple Grading Scales
Supports 10.0, 7.0, 5.0, and 4.0 point grading scales. Compatible with 100+ universities including CBSE, VTU, Anna University, Mumbai University, and more.
Free Forever
All calculators are completely free with no hidden charges, premium features, or subscription plans. Access every tool without any limitations or paywalls.
Why Students Trust Our Calculators
Over 50,000+ students across India and globally rely on our calculators every month for accurate academic conversions. Here's what makes us the most trusted choice for CGPA, SGPA, and percentage calculations.
University-Verified Calculation Methods
We use official conversion formulas from 100+ universities including CBSE, VTU, Anna University, and Mumbai University. Each calculator is validated against actual academic standards to ensure your results match exactly what your institution expects. Our team regularly updates formulas to reflect the latest grading policies.
Lightning-Fast Results with Zero Hassle
Get your CGPA, SGPA, or percentage conversions in milliseconds without creating an account or sharing personal information. Our calculators process everything locally in your browser, ensuring your academic data stays completely private. No advertisements, no spam emails, no data tracking—just pure, instant calculations.
Optimized for Every Device & Platform
Whether you're on your smartphone during a lecture, using a tablet in the library, or working from your desktop at home, our responsive design adapts perfectly to any screen size. All calculators work seamlessly on iOS, Android, Windows, Mac, and Linux without requiring any app downloads or plugins.
How Our Calculators Work
Our user-friendly interface makes grade conversions effortless. Whether you're a first-time user or a returning student, follow these three simple steps to get accurate academic conversions in seconds. No technical knowledge required—just enter your scores and let our calculators do the heavy lifting.
Choose Your Conversion Type
Start by selecting the calculator that matches your needs from our comprehensive suite of tools. Whether you need to convert CGPA to percentage for job applications, calculate cumulative CGPA from multiple SGPAs, or determine percentage from raw marks, we have a specialized calculator designed specifically for that conversion. Each calculator is tailored to handle different grading scales (10-point, 5-point, 4-point) and university-specific formulas.
Input Your Academic Scores
Enter your grades, marks, or scores in the clearly labeled input fields. Our intelligent calculators automatically validate your inputs to prevent common errors like entering values outside the valid range. For semester-wise calculations, you can add multiple semesters dynamically. The interface provides helpful hints and examples to guide you through the process, ensuring you enter the correct values for accurate results.
View & Use Your Results
Click calculate to instantly see your converted results with detailed breakdowns and step-by-step calculation explanations. Your results include the exact formula used, making it easy to verify or explain to others. You can copy the results to your clipboard with one click for pasting into applications, or take a screenshot for your records. The calculation history stays in your browser until you clear it, so you can reference it later.
Supported Universities & Grading Systems
Our CGPA calculators support 100+ universities and colleges across India and internationally. Whether you're from CBSE, VTU, Anna University, or any other institution, get accurate conversions using official grading formulas.
CBSE (Central Board of Secondary Education)
Scale: 10.0
VTU (Visvesvaraya Technological University)
Scale: 10.0
Anna University
Scale: 10.0
Mumbai University
Scale: 10.0 / 7.0
Delhi University
Scale: 10.0
Pune University (SPPU)
Scale: 10.0 / 7.0
GTU (Gujarat Technological University)
Scale: 10.0
AKTU (APJ Abdul Kalam Technical University)
Scale: 10.0
MAKAUT (Maulana Abul Kalam Azad University)
Scale: 10.0
JNTU (Jawaharlal Nehru Technological University)
Scale: 10.0
Osmania University
Scale: 10.0
Bangalore University
Scale: 10.0
Madras University
Scale: 10.0
Calicut University
Scale: 10.0
Kerala University
Scale: 10.0
RTU (Rajasthan Technical University)
Scale: 10.0
UTU (Uttarakhand Technical University)
Scale: 10.0
PTU (Punjab Technical University)
Scale: 10.0
RGPV (Rajiv Gandhi Proudyogiki Vishwavidyalaya)
Scale: 10.0
Kurukshetra University
Scale: 10.0
Andhra University
Scale: 10.0
Bhopal University (BUIT)
Scale: 10.0
MIT (Manipal Institute of Technology)
Scale: 10.0
SRM University
Scale: 10.0
VIT (Vellore Institute of Technology)
Scale: 10.0
BITS Pilani
Scale: 10.0
IIT (Indian Institute of Technology)
Scale: 10.0
NIT (National Institute of Technology)
Scale: 10.0
IIIT (Indian Institute of Information Technology)
Scale: 10.0
Amity University
Scale: 10.0
Can't find your university? Our calculators support all standard grading scales (10.0, 7.0, 5.0, 4.0). Simply select the scale that matches your institution's grading system for accurate CGPA to percentage conversions.
About Us
Learn about CGPA, SGPA and how our free online calculators help students succeed academically.
CGPA (Cumulative Grade Point Average) is a standard measure of a student's academic performance across semesters. Different universities use different scales, making it confusing for students to calculate equivalent percentages.
CGPA Online Calculator provides simple, free, and accurate calculators for students to instantly convert CGPA, SGPA, and marks into percentages or vice versa. No login is required, and the tools are fully mobile-friendly.
Our online calculators support multiple university grading systems including CBSE, VTU, Anna University, and more. Use our calculators to quickly check your academic scores, plan your grades, or verify results.
Frequently Asked Questions
Answers to common questions about CGPA, SGPA and percentage conversions
CGPA (Cumulative Grade Point Average) is the overall average of your grade points across all semesters or years. GPA typically refers to a single semester or term, while CGPA represents your complete academic performance. CGPA is calculated on scales like 10.0, 7.0, 5.0, or 4.0 depending on your university.
Different universities use different conversion formulas. For 10-point scale: Percentage = CGPA × 9.5 (most common). For CBSE: Percentage = CGPA × 9.5. For VTU: (CGPA - 0.75) × 10. For Anna University: CGPA × 10. Use our CGPA to Percentage calculator which includes formulas for 100+ universities.
First, calculate grade points for each subject based on your marks. Then find the average: CGPA = Sum of (Grade Points × Credits) ÷ Total Credits. For equal credits: CGPA = Sum of Grade Points ÷ Number of Subjects. Our calculators automate this entire process with step-by-step breakdowns.
Yes! Our SGPA to CGPA calculator lets you enter multiple semester SGPAs and automatically calculates your cumulative CGPA. You can use either the simple average method or credit-weighted method depending on your university requirements.
Absolutely. Our calculator uses the official CBSE formula (CGPA × 9.5 = Percentage) and supports CBSE's 10-point grading scale. The results match exactly with CBSE marksheets and are accepted by all universities and employers.
Use our Percentage to CGPA calculator. For 10-point scale: CGPA = Percentage ÷ 9.5. For 4-point scale: CGPA = (Percentage ÷ 100) × 4. For 5-point scale: CGPA = (Percentage ÷ 100) × 5. Select your target grading scale for accurate conversions.
Yes, our calculators are specifically designed for engineering students and support VTU, Anna University, GTU, JNTU, and all major technical universities. Each calculator includes university-specific formulas and grading scales for precise results.
Yes, all our CGPA, SGPA, and percentage calculators are fully mobile-responsive and work perfectly on Android, iPhone, tablets, and all devices. The interface adapts to your screen size for easy input and clear result display.
No, we prioritize your privacy. All calculations are performed locally in your browser. Your grades, marks, and scores are never sent to our servers, stored in databases, or shared with third parties. Your data stays completely private.
Yes, all our calculators are 100% free with no hidden charges, premium features, or subscription plans. No registration, no login, no email required. Access all tools unlimited times without any cost or limitations.
Our calculators support all common grading scales: 10-point scale (most Indian universities), 7-point scale (Mumbai University, Pune University), 5-point scale (some colleges), and 4-point scale (international GPA). Simply select your scale for accurate conversions.
Extremely accurate. We use official conversion formulas verified by universities and educational boards. Our calculations are validated against actual academic records. Thousands of students have confirmed our results match their official marksheets and transcripts.
Start Converting Today
Choose any calculator to get started with accurate academic conversions. All tools are completely free and support multiple university grading scales including CBSE, VTU, Anna University, and more.
✓ Free Forever | ✓ No Registration Required | ✓ 100% Accurate