Investment & Returns
NPV, IRR, payback and whether a spend earns its keep — 7 free calculators, all run in your browser.
IRR Calculator NEW
Calculate the Internal Rate of Return (IRR) for any series of cash flows — evaluates the profitability of investments, projects, and business decisions.
MIRR Calculator NEW
Calculate Modified Internal Rate of Return — a more accurate investment return metric that corrects IRR's reinvestment rate assumption.
NPV NEW
Calculate net present value from an initial investment and up to 5 years of cash flows — includes profitability index and simple payback period.
Payback Period NEW
Calculate payback period in years and months — simple and discounted — to determine how long until an investment breaks even and starts generating net returns.
ROI Calculator NEW
Calculate return on investment (ROI), annualized ROI, net profit, and break-even period for any business investment, marketing campaign, or capital allocation decision.
Rule of 72 NEW
Use the Rule of 72 to estimate how long it takes to double your money at a given annual return rate — and find the rate needed to double by a target date.
WACC Calculator NEW
Calculate Weighted Average Cost of Capital — the blended rate a company must earn on its assets to satisfy all capital providers, equity and debt.