Payback Period Calculator

Estimate how long an investment takes to recover from recurring cash benefits.

InputsChange a value to recalculate instantly

Initial investment

Monthly cash flow

ResultUpdates as you type

Payback period12 months

How it worksTransparent math

Calculation details are shown above.

Result breakdownSee the important numbers together

1Payback period12 months

λ DooMathWork with this calculation

Local · deterministic · optional

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Quick mathNatural-language-style shortcuts for deterministic arithmetic.

Calculator guide

How to use the Payback Period Calculator

Estimate how long an investment takes to recover from recurring cash benefits.

01Set inputsChoose values, units and assumptions.

02Apply the modelPayback period = Initial investment ÷ Periodic cash benefit.

03Read the resultCheck the output against the assumptions before using it.

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Divide the initial investment by the recurring cash benefit per period.

functions

Payback period = Initial investment ÷ Periodic cash benefit.

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