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APR Calculator

Convert a loan's fees and interest rate into an annual percentage rate — the rate that actually reflects the cost of borrowing.

Nadia Almasri By Nadia Almasri
Published Last reviewed 1 min read

Inputs

$
%
months
$

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

APR is the rate that makes the present value of all loan payments equal to the net proceeds (principal − upfront fees). Computed iteratively.

In depth

Convert a loan's fees and interest rate into an annual percentage rate — the rate that actually reflects the cost of borrowing.