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About the Payback Period Calculator
This payback period calculator shows how long it takes to recover the cost of an investment project or a large purchase. Enter your numbers and get the payback time expressed in years and months. The result tells you when the project breaks even.
The calculator uses the standard payback period formula: initial investment divided by annual cash inflow. You need the upfront cost and the expected cash returned each year. With uneven cash flows, it adds them year by year until the total covers the cost. Because this method ignores the time value of money, treat it as a rough screening tool and consider a professional for large investment decisions.
- Enter the initial investment cost.
- Type the expected annual cash inflow.
- Read the payback period in years and months.