The following tools are provided by Mortgage-Net.com   Standard Mortgage Calculator – Calculate payments, amortizations, the effects of making additional pre-payments or bi-weekly payments, and more.   Premium Java Calculator – Calculates monthly payment using sliding-bars, rather than numeric, input.   How Much House Do I Qualify For? – Looking to buy a house? Find out how much you qualify for based on your income, down payment, etc.   APR Calculator – Which loan is cheaper: 8% at 1 point or 7.75% at 2 points. By comparing the APRs of different loans, you can compare the effective cost of a loan for given period of time.