This free amortization schedule calculator builds a full month-by-month loan schedule. Add monthly extra payments and a one-time extra payment to see how much faster you can pay off your loan and how much interest you save. Download the complete schedule as a CSV file.

FAQ

What is amortization? A schedule that shows how each payment is split into principal and interest over time.

Do extra payments help? Yes, they reduce the balance faster and can save interest.

Is this exact? It’s mathematically accurate for inputs; real lenders may round differently.