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 Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible. Filing Final Tax Returns for the Deceased The federal government requires deceased individuals to file a final income tax return. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives.