Bi-Weekly Payments This calculator estimates the savings from paying a mortgage bi-weekly instead of monthly. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate.