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Both calculators run independently — change the inputs on either side to compare results.

Return on Investment (ROI) Calculator

Compute the simple or annualized return on investment (ROI) for any business or personal investment, including all upfront and ongoing costs. Use it to rank projects, compare marketing channels, or sanity-check whether a deal beats your hurdle rate.

Initial Investment ($)

Final Value ($)

Investment Period (years)

Additional Costs ($)

ROI Calculation Type

Accounting

Net Present Value (NPV) Calculator

Calculate the Net Present Value of a project's future cash flows to decide whether an investment creates or destroys value. Use it when evaluating capital projects, acquisitions, or any long-term spending decision.

Initial Investment ($)

Annual Cash Flow ($)

Project Life (years)

Discount Rate (%)

Cash Flow Timing

Key differences

	Return on Investment (ROI) Calculator	Net Present Value (NPV) Calculator
Category	Business	Accounting
Inputs required	5	5
Result	Return on Investment (%)	Net Present Value ($)
What it does	Compute the simple or annualized return on investment (ROI) for any business or personal investment, including all upfront and ongoing costs. Use it to rank projects, compare marketing channels, or sanity-check whether a deal beats your hurdle rate.	Calculate the Net Present Value of a project's future cash flows to decide whether an investment creates or destroys value. Use it when evaluating capital projects, acquisitions, or any long-term spending decision.