IRR Calculator
Calculate internal rate of return for a series of cash flows. Evaluate investment profitability with Newton's method.
Cash Flows
What is IRR?
Internal Rate of Return (IRR) is the discount rate that makes the NPV of all cash flows equal to zero. Higher IRR means better investment returns.
Disclaimer: This tool is provided “as is” for informational and educational purposes only. Results may not be 100% accurate. ToolBird makes no warranties, express or implied, regarding the accuracy, reliability, or completeness of any output generated by this tool. This tool does not constitute professional, legal, financial, medical, or tax advice. Always consult a qualified professional for important decisions. By using this tool, you agree that ToolBird and its operators shall not be held liable for any damages, losses, or consequences arising from the use of this tool or reliance on its results. All processing occurs in your browser — we do not store, transmit, or access your data. Use at your own risk.