Finsanta financial tool

Loan interest payment calculator

Calculate the estimated interest, monthly payment, and total repayment for a fixed-rate loan.

Estimates use the information entered and may differ from a lender or financial institution's calculation.

Your estimate

$4,331.67

Estimated total interest

Monthly payment

$405.53

Total repayment

$24,331.67

Loan term

60 months

Make the cost of borrowing visible

A payment can look manageable while total interest quietly grows over time. Compare terms and rates before you accept a loan, and use your lender's disclosure for the final cost.

Test the term

Shorter repayment can reduce interest.

Compare rates

Small rate changes compound across payments.

Pay principal

Extra principal can shorten the schedule.

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Frequently asked questions

How much interest will my loan cost?

The estimate depends on the balance, annual rate, and repayment term. A longer term generally increases total interest even when the payment is smaller.

Does this include loan fees?

No. Add origination fees and other borrowing costs separately when comparing offers or use the APR calculator.

Can I reduce loan interest?

A lower rate, shorter term, or additional principal payments can reduce total interest, subject to your loan terms.