1)   AprCalc 4.0
Feature-rich mortgage amortization program. Enter any three figures and compute the fourth. Supports fixed, variable, biweekly, Canadian, and more. Animated 3D graphs, 'rich text' notes, customized printouts, discount points breakeven, much more.

 2)   MoneyToys Biweekly Payment Calculator 2.1.1
This Biweekly Payment Calculator for web sites gives your visitors an easy-to-use calculator which calculates the savings in money and time provided by making biweekly payments. Easily installed and configured to match your site's design.

 3)   Mortgage and Loan Calculator Analyzer 1.0
Calculate and analyze mortgages and loans in detail. Enter mortgage parameters like principal, interest rate, payment cycle, compound rate, and term. Adjust any payment throughout the course of your loan. Simple to use for the mortgage novice.