Converters calculators
APR/APY and other financial unit converters.
APR to APY Calculator
Convert APR to APY with interactive compounding frequency comparisons. Understand the true impact of compound interest on your savings and investments.
APY to APR Calculator
Convert APY back to APR (nominal interest rate) with customizable compounding frequency. Find the stated rate behind any effective annual yield.
Basis Point Calculator
Convert between basis points (BPS), percentages, decimals, and permille. Calculate basis point changes and differences between values in real time.
Dimes to Dollars Converter
Free online dimes to dollars converter. Convert dimes to dollars and vice versa with instant results and bulk multiplication.
Effective Annual Rate Calculator
Calculate Effective Annual Rate (EAR) or Annual Percentage Yield (APY) from nominal annual interest rate and compounding frequency (daily, monthly, quarterly, continuous).
Equivalent Interest Rate Calculator
Convert a nominal interest rate from one compounding frequency to another while keeping the effective rate constant. Free online equivalent interest rate calculator.
Nickels to Dollars Converter
Convert nickels to dollars and dollars to nickels instantly with bulk multiplier support.
Nominal Interest Rate Calculator
Calculate the nominal (stated) interest rate from the effective interest rate and compounding frequency. Free online nominal interest rate calculator.
Pennies to Dollars Converter
Convert pennies to dollars and dollars to pennies instantly with multiplier support for large amounts.
Periodic Interest Rate Calculator
Calculate the periodic interest rate per compounding period from the annual nominal rate. Free online tool for daily, monthly, quarterly, and other compounding periods.
Quarters to Dollars Converter
Convert US quarters to dollars and dollars to quarters with bulk multiplier support.
UK Coin Weight Calculator
Calculate total value, weight, and coin count of UK sterling coins (1p to £2) for bank bags and cash handling.