All Calculators
174 free online calculators and tools.
Finance
EMI CalculatorCalculate your monthly loan EMI, total interest and total payment.Mortgage CalculatorEstimate the monthly payment on a home loan. Taxes and insurance are not included.Compound Interest CalculatorSee how your savings grow when interest is added to interest, with optional monthly…Simple Interest CalculatorFind the simple interest and total amount on a principal for a number of…SIP CalculatorEstimate the future value of a monthly investment plan (SIP).Inflation CalculatorSee how inflation changes the cost of things and the buying power of your…Sales Tax / VAT / GST CalculatorAdd tax to a price or remove tax from a price that already includes…Discount CalculatorFind the sale price and how much you save after a discount, with an…Tip CalculatorWork out the tip and split the bill between friends.ROI CalculatorMeasure the return on investment and the yearly return of any investment.Salary CalculatorConvert an hourly rate into daily, weekly, monthly and yearly pay.Savings Goal CalculatorFind how much you must save every month to reach a goal.Loan CalculatorFind the monthly payment, total interest and total cost of a loan, with an…Car Loan CalculatorEstimate your monthly car payment including sales tax, down payment and trade-in.Credit Card Payoff CalculatorSee how long it takes to clear a credit card balance and how much…Interest Rate CalculatorFind the interest rate of a loan when you know the amount, the monthly…CAGR CalculatorFind the compound annual growth rate of an investment or business number.Present Value CalculatorFind what a future amount of money is worth today.Future Value CalculatorFind what an amount of money will be worth in the future at a…Rule of 72 CalculatorEstimate how many years it takes for money to double at a given rate.Retirement CalculatorEstimate how much money you could have when you retire.FD Calculator (Fixed Deposit)Find the maturity amount of a fixed deposit.RD Calculator (Recurring Deposit)Find the maturity amount of a monthly recurring deposit.Stock Profit CalculatorWork out the profit or loss and the return on a stock trade.Dividend Yield CalculatorFind the dividend yield and yearly dividend income of a stock.Salary to Hourly CalculatorConvert a yearly salary into an hourly wage.Overtime Pay CalculatorCalculate your total pay including overtime.Debt-to-Income Ratio CalculatorFind your debt-to-income (DTI) ratio, which lenders use to judge loans.Net Worth CalculatorFind your net worth from your assets and your debts.Percent Off CalculatorFind the sale price after a percent off, or work out the percent off…Currency CalculatorConvert money between currencies using an exchange rate you enter, and see the effect…Finance CalculatorSolve time value of money problems: future value, present value, payment, number of periods…
Business
Break-Even CalculatorFind how many units you must sell to cover your costs.Profit Margin CalculatorFind profit, margin and markup from cost and revenue.Markup CalculatorFind the selling price when you add a markup to your cost.Commission CalculatorWork out sales commission and total pay.Payback Period CalculatorFind how long it takes to earn back an investment, with simple and discounted…Depreciation CalculatorCalculate asset depreciation with straight-line, double declining balance or sum-of-the-years digits methods.
Health & Fitness
BMI CalculatorCalculate your body mass index and see your healthy weight range.BMR CalculatorFind how many calories your body burns at rest each day.Calorie CalculatorEstimate your daily calories to maintain, lose or gain weight.Ideal Weight CalculatorCompare ideal body weight from four well known formulas.Body Fat CalculatorEstimate your body fat percentage with the US Navy method.Water Intake CalculatorEstimate how much water you should drink every day.Pregnancy Due Date CalculatorEstimate your due date from the first day of your last period.Calories Burned CalculatorEstimate the calories you burn during exercise.Body Surface Area CalculatorFind your body surface area (BSA) with two common formulas.Waist-to-Hip Ratio CalculatorFind your waist-to-hip ratio, a simple health marker.Waist-to-Height Ratio CalculatorFind your waist-to-height ratio. Keeping it under 0.5 is a common health goal.Lean Body Mass CalculatorEstimate your lean body mass and fat mass with the Boer formula.Macro CalculatorTurn your daily calories into grams of protein, carbs and fat.Protein Intake CalculatorEstimate how much protein you need each day.Target Heart Rate CalculatorFind your heart rate zones for exercise with the Karvonen method.Ovulation CalculatorEstimate your ovulation day and fertile window.Running Pace CalculatorFind your running pace and speed from distance and time.Sleep CalculatorFind the best bedtime for the time you need to wake up.One Rep Max CalculatorEstimate the most weight you can lift for one repetition.Weight Loss CalculatorFind the daily calorie deficit you need to reach a goal weight.
Math
Percentage CalculatorSolve the three most common percentage problems in one place.Average CalculatorFind the mean, median, sum, smallest and largest of a list of numbers.Quadratic Equation SolverSolve ax² + bx + c = 0 and see the roots and discriminant.GCD and LCM CalculatorFind the greatest common divisor and least common multiple of two numbers.Random Number GeneratorPick one or many random whole numbers between a minimum and a maximum.Area CalculatorFind the area of a rectangle, triangle, circle or parallelogram.Pythagorean Theorem CalculatorFind the hypotenuse of a right triangle from the two shorter sides.Fraction CalculatorAdd, subtract, multiply or divide two fractions and get the answer in lowest terms.Ratio CalculatorSolve a ratio problem A : B = C : X to find the…Exponent CalculatorRaise any number to any power.Square Root CalculatorFind the square root, cube root and square of a number.Logarithm CalculatorFind the logarithm of a number for any base.Factorial CalculatorFind n! for any whole number from 0 to 170.Prime Number CheckerCheck if a number is prime and see its prime factors.Permutation and Combination CalculatorFind nPr and nCr for any n and r.Standard Deviation CalculatorFind the standard deviation, variance and mean of a list of numbers.Slope and Distance CalculatorFind the slope, distance, midpoint and angle between two points.Circle CalculatorFind the diameter, circumference and area of a circle from its radius.Triangle CalculatorFind the area, perimeter and angles of a triangle from its three sides.Volume CalculatorFind the volume and surface area of common 3D shapes.Rounding CalculatorRound a number to any number of decimal places.Scientific Notation CalculatorWrite any number in scientific notation and e-notation.Number Base ConverterConvert numbers between decimal, binary, octal and hexadecimal.Roman Numeral ConverterConvert a number from 1 to 3999 into Roman numerals.Percentage Difference CalculatorFind the percentage difference between two numbers.Percent Error CalculatorFind the percent error between a measured value and the true value.Arithmetic Sequence CalculatorFind the nth term and the sum of an arithmetic sequence.Geometric Sequence CalculatorFind the nth term and the sum of a geometric sequence.Z-Score CalculatorFind the z-score of a value and the share of data below it.Probability CalculatorFind the chance of two independent events happening together or separately.
Date & Time
Age CalculatorFind your exact age in years, months and days, and the days left to…Date Difference CalculatorCount the days, weeks, months and years between two dates.Add or Subtract Days from a DateFind the date that is a number of days before or after a start…Days Until CalculatorCount the days left until any date, such as a birthday, holiday or exam.Day of the Week CalculatorFind which day of the week any date falls on.Business Days CalculatorCount the working days (Monday to Friday) between two dates.Week Number CalculatorFind the ISO week number, quarter and day of the year for any date.Time Duration CalculatorFind the time between a start time and an end time.Leap Year CheckerCheck if a year is a leap year and find the next leap year.Work Hours CalculatorFind your hours worked and pay for a shift, with a break.
Unit Converters
Length ConverterConvert metres, kilometres, miles, feet, inches and more.Weight ConverterConvert kilograms, grams, pounds, ounces, stone and tonnes.Temperature ConverterConvert between Celsius, Fahrenheit and Kelvin.Speed ConverterConvert between km/h, mph, m/s, knots and feet per second.Area ConverterConvert square metres, hectares, acres, square feet and more.Volume ConverterConvert litres, millilitres, gallons, quarts, cups and cubic metres.Time ConverterConvert seconds, minutes, hours, days, weeks, months and years.Data Storage ConverterConvert bytes, KB, MB, GB, TB and the binary units KiB, MiB and GiB.Pressure ConverterConvert PSI, bar, pascals, kilopascals, atmospheres and mmHg.Energy ConverterConvert joules, calories, kilocalories, watt-hours, kWh and BTU.Power ConverterConvert watts, kilowatts, horsepower and BTU per hour.Angle ConverterConvert degrees, radians, gradians and full turns.Cooking Measurement ConverterConvert cups, tablespoons, teaspoons, fluid ounces and millilitres.Fuel Economy ConverterConvert between MPG (US and UK), km per litre and litres per 100 km.KM to Miles ConverterConvert kilometres to miles or miles to kilometres.KG to Pounds ConverterConvert kilograms to pounds or pounds to kilograms.CM to Feet and Inches ConverterConvert centimetres to feet and inches, or feet and inches to centimetres. Handy for…
Everyday
Fuel Cost CalculatorWork out how much fuel and money a trip will need.Electricity Bill CalculatorFind the electricity used and the cost of running any appliance.Gas Mileage CalculatorFind your fuel economy from the distance you drove and the fuel you used.Grade CalculatorTurn your score into a percentage and a letter grade.GPA CalculatorFind your grade point average from your course grades and credits.Paint CalculatorEstimate how much paint you need for a room.Tile CalculatorFind how many tiles you need for a floor or wall.Concrete CalculatorEstimate the concrete volume and weight for a slab.Unit Price CalculatorCompare two products and find the better deal.Aspect Ratio CalculatorFind the aspect ratio of a screen or image and resize it without stretching.Word CounterCount words, characters, sentences and paragraphs, and see the reading time.
Science & Physics
Speed Distance Time CalculatorFind speed, distance or time when you know the other two.Ohm’s Law CalculatorFind voltage, current, resistance and power with Ohm’s law.Density CalculatorFind the density of a material from its mass and volume.Kinetic Energy CalculatorFind the kinetic energy of a moving object.Force Calculator (Newton’s Second Law)Find the force needed to accelerate an object.Electric Power CalculatorFind electric power and energy use from voltage and current.
Loans & Credit
Auto Loan CalculatorWork out your monthly car payment, total interest and payoff time, including sales tax,…Payment CalculatorFind the payment for any loan monthly, every two weeks, weekly or quarterly, with…Amortization CalculatorSee the monthly payment and a year-by-year amortization schedule showing how much of each…Personal Loan CalculatorEstimate your personal loan payment, origination fee, total cost and effective APR.Student Loan CalculatorEstimate your student loan payment, total interest and payoff date, including interest during the…Repayment CalculatorFind how long it takes to repay a debt with a fixed payment, or…Debt Payoff CalculatorPlan how to clear several debts with the avalanche or snowball method and see…Debt Consolidation CalculatorCompare your current debts with one consolidation loan and see the monthly and total…APR CalculatorFind the true annual percentage rate (APR) of a loan after fees and compare…Boat Loan CalculatorEstimate a boat loan payment and the real monthly cost of ownership with insurance,…Lease CalculatorEstimate a monthly lease payment from the price, residual value, term and interest rate.Auto Lease CalculatorCalculate a car lease payment from MSRP, negotiated price, residual value, money factor and…Cash Back or Low Interest CalculatorCompare a cash back rebate with a low-interest financing offer and find the cheaper…Credit Card CalculatorSee how long minimum payments take to clear a credit card and how much…
Mortgage & Housing
Mortgage Amortization CalculatorGet your full mortgage payment with tax and insurance, a yearly amortization schedule and…Home Equity Loan CalculatorFind how much you can borrow against your home and the monthly payment on…Down Payment CalculatorCalculate the down payment and cash needed to buy a home, and how long…House Affordability CalculatorFind the most expensive home you can afford from your income, debts, down payment…VA Mortgage CalculatorEstimate a VA loan payment including the VA funding fee, property tax and insurance.…FHA Loan CalculatorCalculate an FHA loan payment with upfront and annual mortgage insurance premiums, tax and…Canadian Mortgage CalculatorEstimate a Canadian mortgage payment with semi-annual compounding, CMHC insurance and accelerated payment options.Mortgage Calculator UKWork out UK mortgage payments, loan-to-value, Stamp Duty and the cash needed up front…Refinance CalculatorSee if refinancing saves money: compare payments, break-even time and total interest.Rent CalculatorCheck if your rent is affordable with the 30% rule and see the total…Rent vs. Buy CalculatorCompare the net cost of buying a home with renting over the years you…Real Estate CalculatorAnalyse a property purchase: cash flow, cap rate, cash-on-cash return, equity and total profit…Rental Property CalculatorCheck a rental property with NOI, monthly cash flow, cap rate, cash-on-cash return, DSCR…
Investing & Retirement
Annuity Payout CalculatorFind the regular payout from an annuity bought with a lump sum over a…Annuity CalculatorSee how an annuity grows while you save and the monthly income it can…Roth IRA CalculatorProject your Roth IRA balance at retirement and compare it with a traditional IRA…IRA CalculatorEstimate your traditional IRA balance at retirement and the tax you save on contributions.RMD CalculatorFind your required minimum distribution (RMD) from a retirement account using the IRS Uniform…Bond CalculatorFind the price of a bond from its yield, or the yield to maturity…IRR CalculatorCalculate the internal rate of return (IRR) and net present value (NPV) of a…Mutual Fund CalculatorEstimate mutual fund growth after the expense ratio and sales load and see how…CD CalculatorFind the maturity value, interest and APY of a certificate of deposit (CD) with…College Cost CalculatorEstimate the total future cost of college and how much you must save each…
Tax, Income & Budget
Income Tax CalculatorEstimate US federal income tax with the standard deduction, your tax bracket, effective rate…Take-Home Paycheck CalculatorEstimate your take-home pay after federal tax, Social Security, Medicare, state tax and 401(k)…Estate Tax CalculatorEstimate US federal estate tax from the estate value, deductions and the federal exemption.Social Security CalculatorEstimate your monthly Social Security retirement benefit and compare claiming at 62, 67 and…Budget CalculatorBuild a monthly budget, see what is left over and compare your spending with…