Your IRR Calculator
Calculate the Internal Rate of Return for an initial investment and 3 years of cash flow.
- Free to use
- No signup
- Nothing to install
- Runs in your browser
Illustration. Open the tool for the real thing.
See it in action
The IRR Calculator with sample data entered and the result showing.

What is the IRR Calculator?
Calculate the Internal Rate of Return for an initial investment and 3 years of cash flow.
Fill in the fields and the page works out the result for you.
3 steps to your result
Open the tool and follow along. Nothing to install.
What you get
Initial Investment ($, as outflow), Year 1 Cash Flow ($), Year 2 Cash Flow ($), Year 3 Cash Flow ($)
Total Cash Returned, Net Gain.
Part of the Investment & Interest group of AZRS calculators.
AZRS tools are free to open and use.
It opens in your browser, so there is nothing to download.
Used for
Pick one to see how it fits.
Planning
Calculate the Internal Rate of Return for an initial investment and 3 years of cash flow.
Try it freeHow it compares
A plain look at this tool next to the usual alternative.
| This calculator | Desktop software | |
|---|---|---|
| Install | Nothing to install | Usually an app or program to install |
| Account | No signup | Depends on the product |
| Cost | Free to use | Free or paid, depends on the product |
| Where it runs | In your browser tab | On your computer |
Questions people ask
What does the IRR Calculator do?
Calculate the Internal Rate of Return for an initial investment and 3 years of cash flow.
What does it assume?
IRR accounts for the timing of each cash flow, unlike simple ROI.
Is the result financial advice?
No. It is an estimate to help you plan. Check important decisions with a qualified professional.
Do I need an account to use the IRR Calculator?
No. Open the page and enter your numbers.
How do I use the IRR Calculator?
1. Open the IRR Calculator. 2. Enter the values it asks for: Initial Investment ($, as outflow), Year 1 Cash Flow ($), Year 2 Cash Flow ($), Year 3 Cash Flow ($). 3. Read the result: Internal Rate of Return and the figures listed under it.
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