IRR Calculator

Calculate the Internal Rate of Return for an investment with up to 5 years of cash flows. Also shows NPV at 10% discount rate and total cash flows.

Initial investment ($)

Cash flow (year 1) ($)

Cash flow (year 2) ($)

Cash flow (year 3) ($)

Cash flow (year 4) ($)

Cash flow (year 5) ($)

How to Use the IRR Calculator

Enter the required values in the input fields.
The result is calculated and displayed automatically.
Copy the result or review the detailed breakdown.
Adjust inputs to explore different scenarios.

Use Cases

•Performing quick calculations without manual math.
•Verifying results from other sources or calculations.
•Learning new concepts with an interactive calculation tool.
•Saving time with instant automated computations.

Formula

IRR is the rate r where NPV = 0: Σ CF_t / (1+r)^t = 0. NPV at 10%: Σ CF_t / (1.10)^t. Solved using Newton's iterative method.

Frequently Asked Questions

How to use?

Enter the data and click the calculate button.

What is IRR?

Internal Rate of Return is the discount rate at which the net present value of all cash flows equals zero. Higher IRR indicates a more profitable investment.

Is it free?

Yes, all calculators are completely free.