Payback Period Calculator

Time for cumulative cash flows to recover initial investment (simple & discounted).

Calculator Finance Updated Apr 20, 2026
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How to Use
  1. Enter initial cost and annual cash flow.
  2. Use the discount rate for discounted payback.
Input
Payback

Formulas

Simple
cost / annual cash flow
Discounted
cumulate CF/(1+r)^t until ≥ cost

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