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 The Investment Risk No One’s Ever Heard Of You face a risk for which the market does not compensate you, that can not be easily reduced through diversification. What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month. All Muni Bonds Are Not Created Equal Gaining a better understanding of municipal bonds makes more sense than ever.