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 Question Thank you! Oops! Related Content What Is the Dividend Yield? This calculator helps determine your pre-tax and after-tax dividend yield on a particular stock. The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? Retiring the 4% Rule A portfolio created with your long-term objectives in mind is crucial as you pursue your dream retirement.