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Fast, accurate calculators for finance, health, education and everyday math. No sign-up, no clutter — just answers.

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FinanceMoney, loans & investing10HealthBody, fitness & nutrition7EducationGrades & GPA4MathEveryday & scientific5SalaryPay & wages3ShoppingDiscounts, tips & tax3Date & TimeAges, spans & days4TravelFuel & mileage2
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Popular calculators

Mortgage CalculatorEstimate your monthly mortgage payment including principal, interest, property tax and home insurance.Loan CalculatorCalculate the monthly payment, total interest and total cost of any fixed-rate loan.Auto Loan CalculatorEstimate your car loan payment after down payment, trade-in and sales tax.Investment CalculatorProject the future value of an investment with regular contributions and compound growth.Compound Interest CalculatorCalculate compound interest with any compounding frequency and optional regular deposits.BMI CalculatorCalculate your Body Mass Index with age and sex for a clearer, more personal reading of your weight.TDEE CalculatorFind your Total Daily Energy Expenditure — the calories you burn each day including activity.Calorie CalculatorWork out how many calories you should eat per day to lose, maintain or gain weight.
Finance

Money, loans & investing

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Mortgage CalculatorEstimate your monthly mortgage payment including principal, interest, property tax and home insurance.Loan CalculatorCalculate the monthly payment, total interest and total cost of any fixed-rate loan.Auto Loan CalculatorEstimate your car loan payment after down payment, trade-in and sales tax.Car Payment CalculatorQuickly find the monthly payment for a car loan from the amount, rate and term.Investment CalculatorProject the future value of an investment with regular contributions and compound growth.Compound Interest CalculatorCalculate compound interest with any compounding frequency and optional regular deposits.
Health

Body, fitness & nutrition

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BMI CalculatorCalculate your Body Mass Index with age and sex for a clearer, more personal reading of your weight.BMR CalculatorEstimate your Basal Metabolic Rate — the calories your body burns at complete rest.TDEE CalculatorFind your Total Daily Energy Expenditure — the calories you burn each day including activity.Calorie CalculatorWork out how many calories you should eat per day to lose, maintain or gain weight.Macro CalculatorSplit a daily calorie target into protein, carbohydrate and fat grams.Water Intake CalculatorEstimate how much water you should drink each day based on your weight and activity.
Math

Everyday & scientific

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Basic CalculatorA fast online calculator for everyday arithmetic — add, subtract, multiply and divide.Scientific CalculatorOnline scientific calculator with trig, logarithms, powers, roots and constants.Percentage CalculatorSolve any percentage problem — percent of a number, what percent, and percent change.Fraction CalculatorAdd, subtract, multiply and divide fractions and get the answer in lowest terms.Average CalculatorCalculate the mean, median, mode, range and sum of a set of numbers.

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The free online calculator for everyday math and big decisions

Try Online Calculator is a free online calculator hub that brings every calculation you need into one fast, clutter-free place. Instead of hunting for a different website every time, you get 38+ purpose-built tools — from a simple online calculator for quick sums to a full scientific calculator for trigonometry, logarithms and exponents. It behaves like a proper calculator app right in your tab: no install, no download, and no account. Every calculator runs instantly in your browser, works on phones and desktops, and never asks you to share your data.

Finance, loan and mortgage calculators

Planning money decisions is easier with the right numbers in front of you. Use themortgage calculator to estimate a monthly home payment with principal, interest, tax and insurance, or check what you can afford before you shop. The loan calculator doubles as an EMI calculator, working out the equated monthly instalment on any personal loan, while theauto loan calculator andcar payment calculator show the true cost of financing a vehicle, interest included. Looking further ahead? Theinvestment calculator andcompound interest calculator work as an SIP calculator too, projecting how regular monthly deposits and compounding grow your savings over time, while theinterest calculator shows exactly how much interest you pay or earn on any balance.

Health, BMI and calorie calculators

Take charge of your wellbeing with trusted health tools. The freeBMI calculator tells you where your body mass index sits, and the calorie calculator andTDEE calculator estimate the daily energy you burn so you can plan weight loss, maintenance or gain. Pair them with theBMR and macrocalculators to fine-tune nutrition. Every formula follows the same equations used by clinicians and coaches, and each result page explains what the numbers mean.

Education, GPA and grade calculators

Students rely on our GPA calculator to track college performance, the grade calculator to score a test or assignment, and the final grade calculatorto find out exactly what they need on the final exam to hit a target. It removes the last-minute guesswork before results day.

Math, dates, salary and more

For homework and quick checks, use our tools as a lightweight math solver: thepercentage calculator,fraction calculator andaverage calculator break every step down for you. Need a date answer? Theage calculator gives your exact age by date of birth, and the date calculator and working-days tools measure any span between two dates. Working professionals use the salary calculator andpaycheck calculator to convert between hourly, weekly, monthly and annual pay and estimate take-home earnings, while shopping tools handle discounts, tips and sales tax. Need to switch units? Theunit converter handles length, weight, temperature, speed, volume, area and currency conversions in one place.

Whether you need a scientific calculator, a mortgage calculator, a percentage calculator or a simple free calculator for everyday sums, everything here is fast, accurate and free to use. Bookmark Try Online Calculator and keep the calculator you need one click away.