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 Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance. Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them. A Taxing Story: Capital Gains and Losses Understanding how capital gains are taxed may help you refine your investment strategies.