Mortgage loan calculators are the most important tools to determine how much house one can afford. When somebody wants to buy a house, the first and foremost fact which he or she needs to know is the loan amount which he or she have to pay the mortgage lender. To get an idea about the monthly payment, mortgage loan calculators are used. Different mortgage lenders have different schemes though in all the cases, mortgage loan calculators calculate the loan amount upon the basis of some information, provided by the borrower. To calculate loan amount : Mortgage loan calculators need some basic information in order to give us the proper idea about how much we will have to pay after applying for a loan. These basic requirements are : 1. The income of the applicant 2. The credit score of the applicant 3. The current price of the real estate By providing these info, you will get an exact idea about your payment, with respect to a particular mortgage lender. Types of mortgage loan calculator