Interest and time value
Explore interest and time value tools with formulas, input guidance and worked examples.
Compound interest calculator
See how a starting balance grows with compound interest. Compare rates, time horizons and compounding frequencies.
Open toolSimple interest calculator
Calculate interest earned or owed when interest is based only on the starting principal, without compounding.
Open toolEffective Interest Rate Calculator
What annual return corresponds to my nominal compound rate. Enter the quantities below to calculate the result.
Open toolContinuous Compound Interest Calculator
What will my investment grow to with continuous compounding. Enter the quantities below to calculate the result.
Open toolFuture Value Calculator
What will a single deposit be worth after repeated compounding. Enter the quantities below to calculate the result.
Open toolPresent Value Calculator
What is a future payment worth today. Enter the quantities below to calculate the result.
Open toolSavings Calculator
How much will regular equal deposits accumulate. Enter the quantities below to calculate the result.
Open toolAnnuity Present Value Calculator
What is this equal-payment annuity worth today. Enter the quantities below to calculate the result.
Open tool