Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. 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 Message Thank you! Oops! Related Content Gap Insurance for Leased Cars If you’re thinking of leasing a new car, then you shouldn’t forget about gap insurance. Does Your Portfolio Fit Your Retirement Lifestyle? Lifestyle considerations in creating your retirement portfolio. RE: Retirement How does your ideal retirement differ from reality, and what can we do to better align the two?