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Free Student Calculators

GPA, CGPA, attendance, grades, percentage and more — all the academic tools students need, free and instant. No login required.

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📊 GPA 🏅 CGPA 📅 Attendance 📝 Grade Calc % Percentage 📋 Marks Calc 🍅 Pomodoro 📚 Study Planner
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GPA Calculator
Calculate semester GPA — add subjects with credits and grades
Subject NameCreditsGrade
Grade Points: A+ = 10, A = 9, B+ = 8, B = 7, C+ = 6, C = 5, D = 4, F = 0
Add subjects and click Calculate
CGPA Calculator
Calculate cumulative GPA across all semesters and convert to percentage
SemesterCreditsSGPA
Add semesters and click Calculate
Attendance Calculator
Check if you meet the minimum attendance requirement and how many classes you can miss
Enter your attendance details
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Grade Calculator
Calculate weighted average grade from assignments, tests and exams
ComponentScore %Weight %
Add components and click Calculate
Percentage Calculator
3 types of percentage calculations for students
What is X% of Y?
Result
X is what % of Y?
Result
% Change from X to Y
Result
Marks & Score Calculator
Convert marks to percentage, find target marks and score needed
Grade Scale: Distinction ≥75% | First ≥60% | Second ≥50% | Pass ≥35%
Enter marks to calculate
Pomodoro Timer
Focus with 25-minute work sessions and 5-minute breaks — boost productivity
Session1 of 4
Completed sessions today0
Total focus time today0 min
25:00
Work
🍅 Pomodoro Technique
Work 25min → Rest 5min → Repeat
Study Planner
Plan study hours per subject based on exam date and difficulty
Subjects (add difficulty level)
Set your exam date and subjects to generate a study plan
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Educational use only. All tools and course content on SmartUtilz are for informational and study purposes. Results must be independently verified by a qualified engineer before use in any design or safety-critical application. Read full disclaimer →