Calculators
Loans, dates, health, finance — instant and precise.
31 tools · all free · nothing uploaded
Age Calculator
Calculators
Calculate exact age in years, months and days.
Average Calculator
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Find the mean, median and mode of a data set.
BMI Calculator
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Calculate body mass index from height and weight.
BMR Calculator
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Calculate your basal metabolic rate.
Calorie Calculator
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Estimate daily calorie needs from your activity.
Car Loan Calculator
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Estimate monthly car payments and total interest.
Compound Interest Calculator
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See how savings grow with compounding over time.
Countdown Timer
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Count down to a date, event or deadline.
Date Difference Calculator
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Count the days, weeks or months between two dates.
Discount Calculator
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Find the sale price and amount saved on a discount.
Fraction Calculator
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Add, subtract, multiply and divide fractions.
GPA Calculator
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Calculate your grade point average across courses.
Hourly to Salary
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Convert an hourly wage into a yearly salary.
Loan Calculator
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Work out monthly payments, interest and total cost.
Macro Calculator
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Calculate daily protein, carb and fat targets.
Mortgage Calculator
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Estimate home loan payments with taxes and insurance.
Ovulation Calculator
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Predict your fertile window and ovulation days.
Percentage Calculator
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Find percentages, increases and decreases instantly.
Percentage Change
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Calculate the percent increase or decrease.
Pregnancy Due Date
Calculators
Estimate a due date and pregnancy timeline.
Ratio Calculator
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Simplify ratios and solve for a missing value.
Retirement Calculator
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Project your retirement savings over time.
ROI Calculator
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Calculate return on investment and annualized ROI.
Salary Calculator
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Convert between hourly, monthly and annual pay.
Savings Calculator
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See how regular deposits grow into a savings goal.
Scientific Calculator
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A full scientific calculator in your browser.
Standard Deviation
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Calculate variance and standard deviation.
Income Tax Calculator
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Estimate take-home pay after income tax.
Time Duration Calculator
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Add or subtract hours and minutes between times.
Tip Calculator
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Split a bill and calculate the tip per person.
VAT Calculator
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Add or remove VAT and see net and gross amounts.