The Apartment Mortgage Calculator on Apartment.loans can help you calculate the amortization schedule for an apartment loan. All you need to do is input the loan amount and interest rate, then set the amortization and term length to see the expected monthly payment figure over time. Additionally, the Amortization post on Apartment.loans explains that most modern financial calculators and spreadsheet software are able to calculate and display an amortization schedule. Better still, most online mortgage calculators come with an amortization schedule built right in.