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 Mutual Funds vs. ETFs Exchange-traded funds have some things in common with mutual funds, but there are differences, too. The Half Million Dollar Baby The true cost of raising a child may be far more than you expect. What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA.