Plain-language meaning
APR helps users compare borrowing costs, but the exact legal definition and required fee inclusion can vary by country and product. A basic loan calculator may use an annual interest rate without modelling all APR disclosure rules.
Example
If a loan has a stated annual rate plus certain required fees, the APR may differ from the simple interest rate.
How it affects calculator results
APR is useful for comparing loan offers, while a payment calculator may only need the periodic interest rate used in the amortization formula. When fees are included in APR but not in the payment input, the two numbers answer different questions.
What to check
- Check whether the rate entered is a simple annual interest rate or an APR that includes fees.
- Compare loan offers using the same country-specific disclosure basis.
- Use total cost and payment schedule alongside APR when the term lengths differ.
FAQ
Is APR always higher than the interest rate?
Often, but not always in every product or jurisdiction. It depends on which fees must be included.
Can a calculator replace an official APR disclosure?
No. APR disclosure rules are country- and product-specific.