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Loan Calculator
Calculate a fixed monthly loan payment, total interest, and total repayment.
- Monthly payment
- 386.66
- Total interest
- 3,199.36
- Total payments
- 23,199.36
How the calculation works
Payment = P × r / (1 − (1 + r)^−n), where r is the monthly rate and n is the number of months. At zero interest: P/n.
Inputs
- Loan principal
- Annual interest rate, %
- Term, months
Calculation details
A fixed nominal annual rate is divided by 12. Payments are at month end; daily accrual and intermediate rounding are not modeled.
Enter fees separately where provided. Insurance, penalties, and taxes are not included in the interest rate.
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Updated: 2026-10-02