Category hub
Investing Calculators
Browse 26 tools, including Compound Interest Calculator, Interest Calculator, Retirement Calculator.
Compound Interest Calculator
Project compound growth with optional monthly contributions and a specified nominal compounding rate.
Interest Calculator
Project compound growth with optional monthly contributions and a specified nominal compounding rate.
Retirement Calculator
Project retirement savings and compare them with a spending target based on your chosen withdrawal rate.
Investment Calculator
Project compound growth with optional monthly contributions and a specified nominal compounding rate.
Inflation Calculator
Project the future cost of an amount and the purchasing power of unchanged cash.
Finance Calculator
Solve time-value-of-money scenarios for a starting balance, future balance or monthly contribution.
401K Calculator
Project a 401(k) using eligible contributions, assumed returns and a withdrawal-tax scenario.
Savings Calculator
Project compound growth with optional monthly contributions and a specified nominal compounding rate.
Annuity Calculator
Calculate the future value of regular monthly annuity deposits.
Annuity Payout Calculator
Calculate a fixed monthly withdrawal that exhausts an account over a fixed payout term.
College Cost Calculator
Project future college costs and the monthly savings needed before enrollment.
Simple Interest Calculator
Calculate non-compounding simple interest and final principal plus interest.
CD Calculator
Calculate a certificate of deposit’s maturity value from its quoted annual percentage yield.
Bond Calculator
Estimate fixed-coupon bond yield to maturity, current yield and coupon payments.
Mutual Fund Calculator
Project compound growth with optional monthly contributions and a specified nominal compounding rate.
Roth IRA Calculator
Project a Roth IRA using eligible contributions, assumed returns and a withdrawal-tax scenario.
IRA Calculator
Project a traditional IRA using eligible contributions, assumed returns and a withdrawal-tax scenario.
Average Return Calculator
Calculate arithmetic mean return, geometric mean return and compounded total return.
Real Estate Calculator
Estimate rental cash flow, cap rate, cash-on-cash return and eventual sale equity.
Rental Property Calculator
Estimate rental cash flow, cap rate, cash-on-cash return and eventual sale equity.
IRR Calculator
Calculate IRR and NPV for a conventional, equally spaced investment cash-flow series.
ROI Calculator
Calculate net investment gain and return relative to the initial cost.
Rent vs. Buy Calculator
Compare modeled ending wealth from renting and buying over a chosen holding period.
Payback Period Calculator
Find the first undiscounted payback period and the NPV of entered annual cash flows.
Present Value Calculator
Discount a future lump sum to its present value.
Future Value Calculator
Project a lump sum using an annual effective return.
26 working tools. Each page explains its inputs, formula and assumptions.