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 Assess Life Insurance Needs How to help determine life insurance needs to provide for your family after you pass away. Should You Invest in Exchange Traded Funds? There are thousands of ETFs available. Should you invest in them? Insurance Needs Assessment: When You're Newly Married Marriage changes everything, including your insurance needs.