NPV and IRR Calculator for Projects and Investments
Enter yearly cash flows to get net present value and internal rate of return, the standard way to judge whether a project beats your required return.
Open the free NPV & IRR Calculator →What is the NPV & IRR Calculator?
Net present value and internal rate of return for any series of yearly cash flows. It's completely free, needs no sign-up and works on any phone or computer.

Why it's helpful
- NPV at your discount rate
- IRR calculated automatically
- Year-by-year discounted table
Who it's for
Finance students, analysts and business owners.
How to use it
- Enter cash flows starting with the investment in year 0 as a negative number.
- Set your required return (discount rate).
💻 Open source: this tool is free and open source (MIT License). View the code on GitHub, download it and run it offline.
The bigger picture: Business
Running a business in the UAE means invoices with VAT, Corporate Tax, hiring costs and cash flow. Clear calculators and templates help founders and freelancers make better decisions before talking to an accountant.
What's changing: Since UAE Corporate Tax arrived, small businesses are paying closer attention to bookkeeping, invoices and planning, and Small Business Relief has been extended to tax periods ending on or before 31 December 2029.
Frequently asked questions
What does NPV > 0 mean?
The project earns more than your required return, in today’s money.



