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Finance / APR

APR Calculator

Estimate a fee-inclusive nominal APR for a fixed-payment loan by solving the monthly cash flows after upfront lender fees. The effective annual rate is also shown for comparison; legal APR disclosures may use jurisdiction-specific rules.

Your inputs

Make it your own
Calculator settings
USD

%

years

USD

Your result
12.12
%
Fee-inclusive nominal APR
Loan principal
10,000
Scheduled monthly payment
10,000
Upfront fees
100
Net proceeds
9,900
Fee-inclusive nominal APR
12.12
Effective annual rate
12.82

Cash-flow APR estimate assumes the entered fee is paid at origination and level monthly payments follow. Legal APR rules may use different fee inclusion and rounding.

Example inputs shown. Adjust them to explore.

A familiar situation

When a lender charges an upfront fee, the note rate alone understates the cost of a fixed-payment loan. Enter the fee to estimate a cash-flow APR and compare it with the lender’s legally disclosed figure.

How to use this calculator

  1. Enter loan principal, note interest rate, repayment term and the remaining inputs.
  2. Select Calculate to see the answer and its breakdown.
  3. Keep a scenario, change an input and compare the results.

Use consistent units and check the assumptions below before applying the result.

How apr is calculated

The note rate determines the scheduled monthly payment; upfront lender fees reduce the cash proceeds used by the APR solver. The fee-inclusive APR is the nominal annual rate that discounts those payments to those reduced proceeds. Formula: Solve net proceeds = Σ payment ÷ (1 + monthly APR)^payment number; nominal APR = monthly APR × 12. Use the displayed details to inspect the intermediate amounts and replace example assumptions with terms from your own quote or records.

Solve net proceeds = Σ payment ÷ (1 + monthly APR)^payment number; nominal APR = monthly APR × 12.
A worked example

A $10,000 one-month, zero-interest loan with $100 in fees has an estimated nominal APR of about 12.12%.

Assumptions & useful context

Cash-flow APR estimate assumes the entered fee is paid at origination and level monthly payments follow. Legal APR rules may use different fee inclusion and rounding.

Financial projections use your assumptions. Actual returns, lender terms, fees and tax rules can differ; these results do not guarantee a future outcome.

Frequently asked questions

APR Calculator: what does the result include?

Fees reduce the net amount received while the scheduled payments stay the same, so the cash-flow APR rises above the note rate when fees are positive.

APR Calculator: which assumptions matter most?

Nominal APR multiplies the solved monthly rate by 12. Effective annual rate includes monthly compounding, so it is useful for comparing annualized growth on a consistent basis.

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