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IRR (Internal Rate)

Calculate IRR (Internal Rate) instantly with the exact formula and a worked example. Free online calculator — no signup.

IRR (Internal Rate)

CF₀ (−investment)
CF/yr (even)
n years
IRR
7.9308%
Calculate IRR (Internal Rate) instantly with the exact formula and a worked example. Free online calculator — no signup.
IRR
7,931%

More about: IRR (Internal Rate)

What it calculates

The “IRR (Internal Rate)” calculator computes IRR in % from 3 parameters: cf₀ (−investment), cf/yr (even), n years.

Used by investors to estimate returns, project savings, and analyze a portfolio.

Example calculation

With parameters CF₀ (−investment) = -1,000, CF/yr (even) = 250, n years = 5 the result is 7.93 %.

How to use

  1. Enter the parameter values — every field above is adjustable with a slider.
  2. The result and related metrics are calculated automatically as you type.
  3. Use the additional metrics shown (if any) where needed.
  4. Copy the result or bookmark the page.

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