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AiTechWorlds
AiTechWorlds
Independent University, Bangladesh using the Bangladesh University (4.00 scale). Free and instant for CSE, IT & engineering students.
Your CGPA
0 total credits ยท ๐ง๐ฉ Bangladesh University (4.00 scale)
Grade boundaries are indicative national conventions always verify exact ranges with your own university.
IUB uses the Bangladesh University (4.00 scale). To calculate your IUB CGPA, multiply each courseโs grade point by its credit hours, sum them, and divide by total credits. This free calculator computes your semester and cumulative CGPA instantly.
| Grade | Grade Point | Marks (%) | Meaning |
|---|---|---|---|
| A+ | 4 | 80โ100 | Outstanding |
| A | 3.75 | 75โ79 | Excellent |
| A- | 3.5 | 70โ74 | Very Good |
| B+ | 3.25 | 65โ69 | Good |
| B | 3 | 60โ64 | Satisfactory |
| B- | 2.75 | 55โ59 | |
| C+ | 2.5 | 50โ54 | |
| C | 2.25 | 45โ49 | |
| D | 2 | 40โ44 | Pass |
| F | 0 | 0โ39 | Fail |
Standard UGC 4.00 grading used by most public and private universities in Bangladesh.
Pick your grading scale
The calculator preselects the Bangladesh University (4.00 scale). You can switch country or build a custom scale anytime.
Add your courses
Enter each courseโs credit hours and the grade you earned. Course names are optional.
Add each semester or year
Use the tabs to add every semester (or year). Each group shows its own GPA.
Read your CGPA instantly
Your credit-weighted cumulative CGPA updates live no submit button needed.
Save or convert
Sign in to sync results to Google Drive, export JSON, or convert your CGPA to other scales.
IUB CGPA is credit-weighted using the Bangladesh University (4.00 scale): CGPA = ฮฃ(grade point ร credit) รท ฮฃ(credit). Add each course and semester above to compute it automatically.
Independent University, Bangladesh follows the Bangladesh University (4.00 scale).
It uses IUBโs standard grade-to-point mapping. Because exact mark boundaries can change between departments, always verify against your official transcript.
Yes. It is designed for tech, CSE, IT and engineering programs where courses carry different credit hours.
It is free and works without any login. Sign in with Google only if you want to save and sync your results across devices.
Last reviewed on 2026-06-15 by the AiTechWorlds Team. All calculations run locally in your browser. All CGPA calculators.