Money & business calculators
Loans, margins, interest, tax and the ratios that decide whether a business is working.
EBITDA CalculatorEarnings before interest, tax, depreciation and amortisation — plus margin.Loan Payment CalculatorMonthly payment, total interest and the full amortisation for any fixed-rate loan.Mortgage CalculatorMonthly payment including tax, insurance and PMI — the number you actually pay.Car Loan CalculatorMonthly payment on a vehicle after deposit, trade-in and sales tax.Compound Interest CalculatorWhat a balance grows to with regular contributions and compounding.Simple Interest CalculatorInterest charged only on the original amount, never on accrued interest.ROI CalculatorReturn on investment, as a percentage and annualised.CAGR CalculatorCompound annual growth rate — the smooth rate that connects two values.NPV & IRR CalculatorNet present value and internal rate of return for a stream of cash flows.Break-Even CalculatorHow many units you must sell before you stop losing money.Profit Margin CalculatorGross, operating and net margin from revenue and costs.Markup & Margin CalculatorConvert between markup and margin — they are not the same number.Income Tax CalculatorUS federal income tax, effective rate and take-home pay.Salary CalculatorConvert between hourly, weekly, monthly and annual pay.Savings Goal CalculatorWhat you need to put aside each month to reach a target.Credit Card Payoff CalculatorHow long a balance takes to clear, and what the interest costs.Inflation CalculatorWhat an amount is worth after inflation, in either direction.Sales Tax CalculatorAdd tax to a net price, or strip it out of a gross one.VAT CalculatorAdd or remove value added tax at any rate.Tip CalculatorTip and total, split any number of ways.Discount CalculatorFinal price after one or two discounts, and what you save.Depreciation CalculatorStraight line, declining balance and sum-of-years depreciation.