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 Bridging the Confidence Gap In the world of finance, the effects of the "confidence gap" can be especially apparent. Jane Bond: Infiltrating the Market Agent Jane Bond is on the case, cracking the code on bonds. Five Most Overlooked Tax Deductions Five overlooked tax deductions to help manage your tax bill.