Short description of 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 with a few lines of HTML, it can be configured to match your site's design. Add instant interactivity to your real estate web site and give your visitors a great reason to 'stick around' while they do their financial calculations related to home buying.