All calculators
A useful answer is a few numbers away. Find the right tool below.
All calculators
20 toolsProfit MarginFind your gross profit and the share of revenue you keep.MarkupCalculate how much your selling price adds to your cost.Break-EvenFind how many units you need to sell to cover your costs.ROIMeasure your net gain as a percentage of your investment.Revenue GrowthCompare revenue across two periods and measure growth.Freelance RateSet an hourly rate around your income, expenses and billable time.Hourly RateConvert an annual salary into an equivalent hourly rate.Project PriceBuild a quote from your hours, rate, expenses and contingency.Billable HoursEstimate annual billable hours after admin and non-client work.Compound InterestSee how interest and regular contributions grow over time.LoanEstimate monthly payments, total interest and borrowing costs.Loan PaymentFind the monthly payment for a fixed-rate installment loan.SavingsProject your balance with monthly deposits and compound interest.Investment ReturnCompare total return with the annualized growth of an investment.PercentageFind a percentage of any number, from small amounts to large totals.Percentage ChangeMeasure the percentage increase or decrease between two values.DiscountFind the sale price and how much you save on a purchase.TipCalculate a tip and split the total bill evenly.AgeCalculate age in years, months and days from a date of birth.Date DifferenceCount the days, weeks and hours between two dates.