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 Healthcare Costs in Retirement Without a solid approach, healthcare expenses may add up quickly and potentially alter your spending. Buying Auto Insurance For Teen Drivers Tips on insuring your teen driver. Is a Variable Annuity Right for Me? Pundits go on and on about how “terrible” or “wonderful” annuities are, but they never talk about whether annuities are right.