Simple loan calculator

It is a loan-calculator program for calculation of a loan on a house or a car. The distinctive feature of this calculator is the ability to see the overpayment to bank, which goes on payment of interest on a loan.

You are inputting the sum of a loan, a bank's interest rate, and monthly payment, which you are going to pay, and a program computes the total time of payment, overpayment and the overall sum. The accuracy of calculation formula had been approving at a bank's forum.

The program works simply, and needs no installation.