Loan Calculator
Calculate monthly loan payments, total interest, and total repayment using standard amortization equations.
How to Use the Loan Calculator
Enter the required values in the fields above and click Calculate. All calculations are executed directly inside your web browser using proven mathematical formulas, ensuring instantaneous results and 100% privacy without transmitting your numbers to remote servers.
Mathematical Formula
Worked Example
A $10,000 loan at 6% annual interest over 3 years (36 months) results in a monthly payment of $304.22 and total interest of $951.90.
Important Notes & Limitations
Calculations assume a fixed interest rate and equal monthly payments. Actual commercial loans may include loan origination fees, closing costs, or variable rates.
Frequently Asked Questions
The annual interest rate is divided by 12 to determine the monthly interest rate, which is applied to the remaining loan principal each period.
Yes, on most standard amortized loans, making additional payments toward the principal reduces the total interest accrued over the life of the loan.