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 Encore Careers: Push Your Boundaries Ready for retirement? Find out why many are considering encore careers and push your boundaries into something more, here. Mutual Funds vs. ETFs Exchange-traded funds have some things in common with mutual funds, but there are differences, too. It May Be Time for a Financial Checkup It’s never a bad time to speak with your financial professional about changes in your situation.