Download a Loan Amortization Table spreadsheet for Excel to create your own amortization schedule, table, or calculator. Free amortization spreadsheet.This finance video tutorial explains how to create an amortization table in excel. This Microsoft Excel template illustrates how to create a loan amortization schedule, as well as dealing with additional payments and variable interest rates. Amortization Schedule Calculator — Excel Template. This calculator will help you figure out your regular loan payments and it will also create a detailed schedule of payments. What Are Your Mortgage Details? The calculator assumes you have a fixed-rate mortgage.