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 The Cycle of Investing Understanding the cycle of investing may help you avoid easy pitfalls. A Decision Not Made Is Still a Decision Investors who put off important investment decisions may face potential consequence to their future financial security. Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them.