Enter Total Classes
Type the total classes held this semester.
Attendance Percentage Calculator
Calculate your attendance instantly. Find safe bunks. Plan recovery. Free for all students worldwide.
Calculator
Calculate Attendance %
Your current attendance and safe class limit.
Bunk Calculator
How many classes can you safely skip?
Formulas
Attendance %
= (Attended ÷ Total) × 100
Safe Bunks
= floor[ (Attended × 100 − Target% × Total) ÷ Target% ]
Must Attend
= ceil[ (Target% × Total − Attended × 100) ÷ (100 − Target%) ]
Minimum Attendance By Country
| Country | Min. Attendance | Notes |
|---|---|---|
| India (UGC/AICTE/CBSE) | 75% | Mandatory for all institutions |
| USA | 70-80% | Varies by institution |
| UK | 80% | Required for visa compliance |
| Australia | 80% | ESOS Act requirement |
| Canada | 80% | Varies by province |
| Singapore | 75% | NUS, NTU, SMU standard |
How to Use
Enter Attended
Enter the number you personally attended.
Set Target %
Choose your institution's minimum (75% standard in India).
Get Results
Click calculate and see your attendance, bunks, recovery plan.
FAQ
Formula: (Classes Attended ÷ Total Classes) × 100. Example: 45 ÷ 60 × 100 = 75%. This calculator does it instantly.
Standard minimum is 75% for CBSE, UGC, and AICTE. Some institutions allow up to 10% medical relaxation with proper documentation.
Use the Bunk Calculator tab. Formula: floor[(Attended × 100 − 75 × Total) / 75]. It depends on your current attendance and target.
100% free forever. No signup, no ads, no data stored on servers. Your data stays on your device only.
Consequences include: barred from final exams, automatic failure, loss of scholarships, detention, and visa issues for international students. Medical certificates may help (usually 10% relaxation max).