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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. Should You Ever Retire? A growing number of Americans are pushing back the age at which they plan to retire. Or deciding not to retire at all. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions.