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 Insurance Needs Assessment: For Empty Nesters and Retirees Do your insurance needs stay the same when the nest empties? How Income Taxes Work A quick look at how federal income taxes work. Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible.