Every calculator you need, in one place

51 free calculators for money, health, dates and math — including Malaysia KWSP/PCB salary tools and take-home pay for 8 countries. Everything runs instantly in your browser.

Salary & Tax

Financial

Loan CalculatorCalculate monthly loan payments, total interest and total cost for any amount, rate and term.Mortgage CalculatorEstimate your monthly mortgage payment including property tax, insurance and HOA, plus total interest over the life of the loan.Auto Loan CalculatorCalculate monthly car payments including trade-in value, down payment and sales tax.Simple Interest CalculatorCalculate simple interest and final balance from principal, rate and time.Compound Interest CalculatorSee how savings grow with compound interest and monthly contributions.Payment CalculatorSolve for the monthly payment on a fixed-term loan, or find how long a fixed payment takes to clear a balance.Amortization CalculatorFull amortization schedule showing principal, interest and remaining balance year by year for any loan.Retirement CalculatorProject your retirement savings from current age to retirement, and how much you can withdraw monthly.Investment CalculatorCalculate how an investment grows with regular contributions and compounding returns over any period.Inflation CalculatorSee what today's money will be worth in the future at a given inflation rate, or what past amounts equal today.Sales Tax CalculatorAdd sales tax to a price, or extract the pre-tax price from a total.

Health & Fitness

BMI CalculatorCalculate your Body Mass Index from height and weight and see which WHO category you fall into.BMR CalculatorCalculate the calories your body burns at complete rest using the Mifflin-St Jeor equation, plus daily needs by activity level.Calorie CalculatorCalculate daily calories to maintain, lose or gain weight based on the Mifflin-St Jeor equation and your activity level.Body Fat CalculatorEstimate body fat percentage from tape measurements using the US Navy circumference method.Ideal Weight CalculatorEstimate ideal body weight with the Devine, Robinson, Miller and Hamwi formulas plus the healthy BMI range.Pace CalculatorCalculate running pace per km/mile from distance and time, with splits for 5K, 10K, half and full marathon.Due Date CalculatorEstimate your due date from the last menstrual period or conception date, with current week of pregnancy.

Math & Numbers

Scientific CalculatorFree online scientific calculator: type full expressions with sin, cos, tan, log, ln, sqrt, powers and parentheses.Percentage CalculatorCalculate what X% of Y is, what percent X is of Y, and percentage increase or decrease between two numbers.Fraction CalculatorAdd, subtract, multiply and divide fractions with automatic simplification and decimal equivalents.Random Number GeneratorGenerate random numbers in any range, one or many at once, with or without duplicates.Standard Deviation CalculatorCompute mean, variance and standard deviation (sample and population) from a list of numbers.Mean, Median, Mode CalculatorFind the mean, median, mode, range and sum of any list of numbers instantly.Triangle CalculatorSolve any triangle from its three sides: area (Heron’s formula), all three angles, perimeter and type.GPA CalculatorCalculate your GPA from letter grades and credit hours on the standard 4.Final Grade CalculatorFind the score you need on a final exam to hit your target course grade, from your current grade and the exam weight.

Date & Time

Age CalculatorCalculate exact age from a date of birth: years, months, days, plus total days lived and days to the next birthday.Date CalculatorCount the days between two dates, or add/subtract days from a date.Time CalculatorAdd or subtract two time durations (hours : minutes : seconds) with results in multiple units.Hours CalculatorCalculate hours worked between a start and end time, minus break, with decimal hours for payroll.

Everyday

Tip CalculatorCalculate the tip and split the bill between any number of people.Discount CalculatorFind the final price after a percentage discount (with optional stacked coupon) and how much you save.Unit ConverterConvert between metric and imperial units: length, weight, volume, area, speed and temperature, instantly and offline.Square Footage CalculatorCalculate the square footage of a room or area and the material cost at a price per square foot.Concrete CalculatorWork out how much concrete a slab needs: cubic yards/meters, weight, and how many premix bags to buy.IP Subnet CalculatorCalculate network address, broadcast, usable host range and host count from an IPv4 address and CIDR prefix.Password GeneratorGenerate cryptographically strong random passwords with custom length and character sets.