# MyCalculators > Free, accurate, ad-free online calculators for finance, health, math, construction, and everyday life. Each calculator runs entirely in the browser (no sign-up, no data collection) and ships with worked examples, formulas, and FAQs. Tax and statutory calculators are localized for 15+ countries with current-year rates. MyCalculators.app is an independent calculator library. Figures are estimates for general guidance, not professional financial, medical, or legal advice. Canonical host: https://www.mycalculators.app ## Financial calculators - [Mortgage Calculator](https://www.mycalculators.app/mortgage-calculator): Monthly payment, PITI, amortization, and total interest for home loans. - [Loan Calculator](https://www.mycalculators.app/loan-calculator): Payment and interest for personal and general-purpose loans. - [Auto Loan Calculator](https://www.mycalculators.app/auto-loan-calculator): Car loan payments including taxes, fees, and trade-in. - [VA Loan Calculator](https://www.mycalculators.app/va-loan-calculator): VA mortgage payments and funding fee. - [Amortization Calculator](https://www.mycalculators.app/amortization-calculator): Full payment schedule with principal/interest breakdown. - [Refinance Calculator](https://www.mycalculators.app/refinance-calculator): Break-even and savings from refinancing a mortgage. - [Interest Calculator](https://www.mycalculators.app/interest-calculator): Simple and compound interest on savings or loans. - [Compound Interest Calculator](https://www.mycalculators.app/compound-interest-calculator): Growth of an investment with compounding over time. - [Investment Calculator](https://www.mycalculators.app/investment-calculator): Future value of investments with regular contributions. - [Retirement Calculator](https://www.mycalculators.app/retirement-calculator): Projected retirement savings and income. - [401(k) Calculator](https://www.mycalculators.app/401k-calculator): 401(k) growth with employer match and contributions. - [Income Tax Calculator](https://www.mycalculators.app/income-tax-calculator): Estimated federal income tax and take-home pay. - [Tax Calculator](https://www.mycalculators.app/tax-calculator): General tax estimate by income and filing status. - [Salary Calculator](https://www.mycalculators.app/salary-calculator): Convert between hourly, monthly, and annual pay. - [Paycheck Calculator](https://www.mycalculators.app/paycheck-calculator): Net pay after taxes and deductions. - [Currency Calculator](https://www.mycalculators.app/currency-calculator): Convert between world currencies. - [Inflation Calculator](https://www.mycalculators.app/inflation-calculator): Value of money adjusted for inflation over time. ## Health & fitness calculators - [BMI Calculator](https://www.mycalculators.app/bmi-calculator): Body Mass Index with category and healthy-weight range. - [Calorie Calculator](https://www.mycalculators.app/calorie-calculator): Daily calorie needs for maintenance, loss, or gain. - [BMR Calculator](https://www.mycalculators.app/bmr-calculator): Basal metabolic rate (calories burned at rest). - [Body Fat Calculator](https://www.mycalculators.app/body-fat-calculator): Estimate body fat percentage from measurements. - [Macro Calculator](https://www.mycalculators.app/macro-calculator): Daily protein, carb, and fat targets. - [Ideal Weight Calculator](https://www.mycalculators.app/ideal-weight-calculator): Healthy weight range by height and frame. - [Pregnancy Calculator](https://www.mycalculators.app/pregnancy-calculator): Due date and pregnancy timeline. ## Math calculators - [Scientific Calculator](https://www.mycalculators.app/scientific-calculator): Full scientific calculator with trig, logs, and exponents. - [Percentage Calculator](https://www.mycalculators.app/percentage-calculator): Percentage of a number, change, and difference. - [Fraction Calculator](https://www.mycalculators.app/fraction-calculator): Add, subtract, multiply, and simplify fractions. - [Average Calculator](https://www.mycalculators.app/average-calculator): Mean, median, mode, and range of a data set. - [Standard Deviation Calculator](https://www.mycalculators.app/standard-deviation-calculator): Population and sample standard deviation. - [Ratio Calculator](https://www.mycalculators.app/ratio-calculator): Simplify and scale ratios. - [Area Calculator](https://www.mycalculators.app/area-calculator): Area of common 2D shapes. - [Volume Calculator](https://www.mycalculators.app/volume-calculator): Volume of common 3D shapes. - [Circle Calculator](https://www.mycalculators.app/circle-calculator): Radius, diameter, circumference, and area of a circle. ## Everyday & construction calculators - [Age Calculator](https://www.mycalculators.app/age-calculator): Exact age in years, months, and days. - [Hours Calculator](https://www.mycalculators.app/hours-calculator): Hours and minutes between two times. - [GPA Calculator](https://www.mycalculators.app/gpa-calculator): Grade point average from course grades and credits. - [Unit Converter](https://www.mycalculators.app/unit-converter): Convert length, weight, temperature, and more. - [Concrete Calculator](https://www.mycalculators.app/concrete-calculator): Concrete volume and bags for slabs and footings. - [Paint Calculator](https://www.mycalculators.app/paint-calculator): Paint needed by wall area and coats. - [Fuel Cost Calculator](https://www.mycalculators.app/fuel-cost-calculator): Trip fuel cost by distance, efficiency, and price. ## Localized calculators by country Country sections cover local tax brackets, statutory rates, and currency for the current year. - [United Kingdom](https://www.mycalculators.app/uk): UK income tax, National Insurance, VAT, stamp duty, student loan. - [Canada](https://www.mycalculators.app/ca): Canadian income tax, CPP/EI, GST/HST, mortgage. - [Australia](https://www.mycalculators.app/au): Australian income tax, superannuation, GST. - [Germany](https://www.mycalculators.app/de): German income tax (Lohnsteuer), VAT, pension. - [France](https://www.mycalculators.app/fr): French income tax, social charges, loan calculators. - [Spain](https://www.mycalculators.app/es): Spanish IRPF, IVA, mortgage, and pension calculators. - [Italy](https://www.mycalculators.app/it): Italian IRPEF, IVA, and payroll calculators. - [Netherlands](https://www.mycalculators.app/nl): Dutch income tax (box 1-3), BTW, mortgage. - [Mexico](https://www.mycalculators.app/mx): Mexican ISR, IMSS, IVA, and Infonavit calculators. - [Brazil](https://www.mycalculators.app/br): Brazilian imposto de renda, INSS, and FGTS calculators. - [Japan](https://www.mycalculators.app/jp): Japanese income tax, social insurance, and pension. - [India](https://www.mycalculators.app/in): Indian income tax, GST, and EMI calculators. - [China](https://www.mycalculators.app/cn): Chinese individual income tax, social insurance, and property. - [Russia](https://www.mycalculators.app/ru): Russian tax, mortgage (семейная ипотека), and salary calculators. - [Pakistan](https://www.mycalculators.app/pk): Pakistani income tax and salary calculators. ## Browse - [All calculators (home)](https://www.mycalculators.app/): Search and browse the full library. - [Financial calculators](https://www.mycalculators.app/categories/financial) - [Health calculators](https://www.mycalculators.app/categories/fitness-health) - [Math calculators](https://www.mycalculators.app/categories/math)