Calculators
A collection of free, accurate calculators for everyday math, finance, and health needs. Basic arithmetic, tip splitting, BMI, age, percentages, and loan EMI — all in your browser.
All Calculators
Basic Calculator
Perform basic arithmetic calculations
Tip Calculator
Calculate tips and split bills easily
BMI Calculator
Calculate your Body Mass Index
Age Calculator
Calculate your exact age in years, months, and days
Percentage Calculator
Calculate percentages, changes, and percentage of values
Loan / EMI Calculator
Calculate monthly EMI, total interest, and loan payments
Scientific Calculator
Perform advanced arithmetic and scientific calculations
Mortgage Calculator
Calculate monthly mortgage payments and amortization
Compound Interest Calculator
Calculate investment growth and compound returns
Inflation Calculator
Calculate historical or future purchasing power changes
Salary Calculator
Convert salaries between hourly, daily, monthly, and annual terms
BMR Calculator
Calculate Basal Metabolic Rate and daily calorie needs
Body Fat Calculator
Estimate body fat percentage using the US Navy method
Date Difference Calculator
Calculate elapsed time in years, months, and days between dates
GPA Calculator
Calculate weighted cumulative GPA from course credits and grades
Discount Calculator
Calculate savings, stacked discounts, and sales tax
Fuel Cost & Mileage Calculator
Calculate trip fuel costs and split travel expenses
Grade Calculator
Calculate final exam scores required to hit class grade goals
Auto Loan Calculator
Calculate car loan payments, taxes, and interest
ROI Calculator
Calculate investment returns and annualized ROI
Pregnancy Due Date Calculator
Estimate due date, conception date, and gestation age
Macro Calculator
Calculate carbohydrate, protein, and fat distributions
Dog Age Calculator
Convert dog age to equivalent human years
Time Card Calculator
Log daily clock in/out times to calculate weekly hours and pay
Loan Payoff Calculator
Calculate time and interest saved with extra payments
Calorie Deficit Calculator
Calculate calorie targets and timelines for weight loss
Car Affordability Calculator
Calculate how much car you can afford based on your income and expenses
Bike Affordability Calculator
Calculate how much bike or motorcycle you can afford
House Affordability Calculator
Calculate how much house you can afford using the 28/36 rule