Smart Calculators
for Students
Everything you need to crunch your numbers — grades, attendance, finance and health. Built fast, beautifully designed and free for every student.
Calculator categories
Finance Calculators
Manage money, investments, loans, taxes and business decisions.
Student Calculators
Calculate grades, percentages, attendance, age and academic performance.
Health Calculators
Track fitness, calories, BMI, hydration, sleep and wellness goals.
Math & Science Calculators
Solve mathematical and scientific problems quickly and accurately.
All your calculators
CGPA Calculator
Track your academic grade points across semesters.
Percentage Calculator
Quickly find marks, increases or shares as a percentage.
Attendance Calculator
Know how many classes you can skip — or must attend.
BMI Calculator
Check your body mass index in metric or imperial.
SIP Calculator
Plan your monthly investments and see future returns.
Age Calculator
Find your exact age and your next birthday countdown.
EMI Calculator
Calculate your monthly loan EMI, interest and total payable.
GST Calculator
Add or remove GST with inclusive and exclusive modes.
Exam Countdown Timer
Track your exam date with a live countdown and progress bar.
Sleep Calculator
Find the perfect time to sleep or wake up based on 90-minute sleep cycles.
Love Calculator
Find your love compatibility percentage with fun results.
Water Intake Calculator
Find your recommended daily water intake in liters and glasses.
IQ Test Calculator
Take a fun 10-question IQ test and get your brain score.
Future Career Predictor
Discover your funny, viral future career with rarity levels.
Exam Pass Probability
Find your fun chance of passing the exam based on study hours and coffee.
Loan Calculator
Calculate monthly EMI, total interest and total payable for any loan.
Mortgage Calculator
Estimate your monthly mortgage payment, taxes, insurance and total interest.
Unit Converter
Convert length, weight, temperature, area, volume, speed, time and data.
Calorie Calculator
Find your daily calorie needs, BMR, weight loss and weight gain targets.
Anime Character Calculator
Find out which anime character matches your name — same name, same character forever.
FD Calculator
Calculate Fixed Deposit maturity amount, interest earned and returns instantly.
Currency Converter
Convert USD, INR, EUR, GBP, AED and 150+ currencies with live rates.
Compound Interest Calculator
See how your money grows with compound interest and monthly contributions.
Tax Calculator
Estimate your income tax, take-home pay and effective tax rate instantly.
Retirement Calculator
Plan your retirement corpus, future income and readiness score.
Salary Calculator
Convert hourly, weekly, monthly and annual pay instantly.
Scientific Calculator
Advanced math: trigonometry, logarithms, powers, roots and π.
Profit and Loss Calculator
Find profit, loss, profit %, loss %, selling price and cost price.
ROI Calculator
Calculate Return on Investment percentage, profit and investment performance.
Sales Tax Calculator
Add or remove sales tax and find the final price instantly.
Unit conversion, grade predictor & more.