Free marks to CGPA converter for all Indian universities 2025–26. Enter your marks obtained and maximum marks for each subject to instantly calculate your CGPA on the 10-point scale (UGC CBCS, Anna University, VTU, Mumbai, SPPU, VIT, AKTU), 4-point scale, or 7-point scale. Also converts total percentage to CGPA, single-subject marks to grade, and CGPA back to marks. Covers credit-weighted CGPA from subject marks. Trusted by 5 lakh+ students.
The most complete free marks to CGPA converter — supporting 15+ Indian university grade scales, subject-wise credit-weighted calculation, direct percentage conversion, and reverse CGPA-to-marks lookup.
Enter marks obtained and maximum marks for each subject along with credit hours. The calculator converts each subject's marks to percentage, assigns the correct grade and grade points, and computes your credit-weighted CGPA — exactly how your university does it.
Already have your percentage? Instantly convert to CGPA using the correct formula for your university: UGC (÷9.5), Anna/VTU/VIT/Mumbai (÷10), SPPU Pune (÷9.3), or 4-point GPA (÷25). Reverse conversion also available.
UGC CBCS (10-pt), Anna University, VTU Karnataka, Mumbai University, SPPU Pune, VIT Vellore, AKTU/UPTU, IIT/NIT, US 4-pt Standard, Simple 4-pt, and Pre-CBCS 7-pt — each with the correct grade boundaries applied automatically.
Know your CGPA and want to know what marks it corresponds to? The reverse converter calculates the approximate marks equivalent for any CGPA on any scale, out of any maximum marks total.
See every subject's marks, percentage, grade letter, grade points, credits, and quality points in one detailed table — with totals and CGPA shown at the bottom, exactly like a university mark sheet.
Fully optimised for iOS and Android. Use it right after downloading marks from your university portal. Add unlimited subjects, works offline after first load. 100% free — no sign-up, no data stored.
Understanding how marks convert to CGPA requires knowing your university's grade boundaries and credit system. Here is the complete, step-by-step explanation.
Converting marks to CGPA involves three distinct steps. Each step uses your university's specific rules — which is why the converter asks you to select your university before calculating.
| Marks % | Grade | Grade Points (10-pt) | Classification |
|---|---|---|---|
| 85–100% | O (Outstanding) | 10 | First Class Distinction |
| 75–84% | A+ (Excellent) | 9 | First Class Distinction |
| 65–74% | A (Very Good) | 8 | First Class |
| 55–64% | B+ (Good) | 7 | First Class |
| 50–54% | B (Above Average) | 6 | Second Class |
| 45–49% | C (Satisfactory) | 5 | Second Class |
| 40–44% | D (Pass) | 4 | Pass Class |
| Below 40% | F (Fail) | 0 | Fail |
These are the UGC standard boundaries. Some universities (Anna University, VTU, Mumbai) use identical boundaries. SPPU may use slightly different thresholds — always verify with your university's current academic regulations.
| Subject | Marks | % | Grade | GP | Cr | QP |
|---|---|---|---|---|---|---|
| Algorithms | 82/100 | 82% | A+ | 9 | 4 | 36 |
| OS | 71/100 | 71% | A | 8 | 4 | 32 |
| DBMS | 63/100 | 63% | B+ | 7 | 3 | 21 |
| Maths IV | 78/100 | 78% | A+ | 9 | 3 | 27 |
| Software Engg. | 55/100 | 55% | B+ | 7 | 3 | 21 |
| Lab (OS) | 45/50 | 90% | O | 10 | 2 | 20 |
Most searched marks-to-CGPA conversions for Indian students, showing the grade, 10-point CGPA, and UGC percentage equivalent for common mark ranges.
| Marks % Range | Grade Letter | CGPA (10-pt) | UGC % (×9.5) | Anna/VTU/VIT % (×10) | 4-Point GPA | Classification |
|---|---|---|---|---|---|---|
| 85–100% | O (Outstanding) | 10.0 | 95% | 100% | 4.0 | First Class Distinction |
| 75–84% | A+ (Excellent) | 9.0 | 85.5% | 90% | 3.6 | First Class Distinction |
| 65–74% | A (Very Good) | 8.0 | 76% | 80% | 3.2 | First Class |
| 55–64% | B+ (Good) | 7.0 | 66.5% | 70% | 2.8 | First Class |
| 50–54% | B (Above Avg.) | 6.0 | 57% | 60% | 2.4 | Second Class |
| 45–49% | C (Satisfactory) | 5.0 | 47.5% | 50% | 2.0 | Second Class |
| 40–44% | D (Pass) | 4.0 | 38% | 40% | 1.6 | Pass Class |
| Below 40% | F (Fail) | 0 | — | — | 0.0 | Fail |
Click "Subject Marks" tab. Select your university's grading scale from the dropdown (UGC CBCS, Anna University, VTU, Mumbai, SPPU, VIT, AKTU, IIT, US 4-pt, etc.). Select the maximum marks per subject (100, 75, 50, 60, 200, or Custom). If different subjects have different maximums, select "Custom" to enter the maximum separately for each subject. This is the most common use case — entering your marks after results are declared to see your CGPA before the official transcript is published.
For each subject row, enter: (1) Subject name (optional — for identification in the breakdown table); (2) Marks obtained (e.g., 72 out of 100); (3) Maximum marks if using Custom mode; (4) Credit hours assigned to this subject under your CBCS scheme (typically 2–6 credits per subject — check your course structure document). Add as many subjects as needed using the "Add Subject" button. The calculator applies your university's grade boundary table to each subject's marks percentage and assigns the correct grade points.
Click the "% → CGPA" tab. Enter your overall percentage (e.g., 78.5%). Select your target scale (10-pt UGC, 10-pt Anna/VTU/VIT, 10-pt SPPU, or 4-pt GPA). The calculator applies the official formula for your university: for UGC, CGPA = % ÷ 9.5; for Anna/VTU/VIT/Mumbai, CGPA = % ÷ 10; for SPPU, CGPA = % ÷ 9.3; for 4-pt US GPA, GPA = (% ÷ 100) × 4. This mode is useful when you already know your overall percentage from a mark sheet or result portal and want the CGPA equivalent for applications.
Click the "CGPA → Marks" tab. Enter your CGPA, select the scale (10-pt or 4-pt), and enter the maximum marks for the paper (e.g., 100). The calculator shows the marks range corresponding to your CGPA grade level. This is useful for: checking if you achieved a specific grade boundary, understanding what marks you need in remaining subjects to maintain your target CGPA, or explaining your CGPA to someone unfamiliar with the grade point system.
Most Indian universities split marks into internal assessment (IA) and external examination. For example, in VTU: 100 marks = 40 IA + 60 External. In Anna University: 100 marks = 30 IA + 70 External. When entering marks in this calculator, enter your total marks (IA + External combined) out of the total maximum. If your mark sheet shows IA and External separately, add them together first. The grade is assigned on the combined total. Some universities also have separate passing criteria for IA and External — you may pass overall but fail if you scored below the minimum in either component. This calculator computes CGPA from total marks and does not apply minimum passing sub-criteria — always check your official result for the actual pass/fail status.
Grade boundaries in Indian universities are applied to the percentage, not the raw marks. Small differences in marks can cross a grade boundary: 64.9% and 65.0% are different grades (B+ vs A), even though the marks difference may be just 0.1 or 1 mark out of 100. This boundary effect is the most common reason why a student's calculated CGPA may differ from the official CGPA — the official calculation applies boundaries after final marks tallying and any grace mark additions, while this calculator applies boundaries directly to the marks you enter.
Similarly, some universities award grace marks (1–3 extra marks per subject) to prevent students from just missing a passing grade or a higher grade boundary. These grace marks are not visible on the basic result — they are automatically applied by the university's examination system. If your university applies grace marks, your official CGPA may be slightly higher than what this calculator shows.