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 Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. The Value of Insuring Against Life’s Risks Building wealth requires protection from the forces of wealth destruction.