Personal Loan APR vs EIR Calculator

Calculate the true Effective Interest Rate (EIR) of a personal loan vs the stated APR. Some loans charge add-on interest which dramatically inflates the true cost.

Principal ($)
Annual Rate (%)
Years
Compounding / Year
$ Finance Disclaimer: These calculators are for educational and illustrative purposes only. Results do not constitute financial advice. Consult a licensed financial advisor before making investment or borrowing decisions.
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How to Use

Enter the values for the scenario you are assessing. Calculate the true Effective Interest Rate (EIR) of a personal loan vs the stated APR. Some loans charge add-on interest which dramatically inflates the true cost. Use the personal loan apr vs eir result to inform your calculation.

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Frequently Asked Questions