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 Universal Life Insurance Universal life insurance is permanent insurance with a flexible premium. Here's how it works. Important Birthdays Over 50 Here's a look at several birthdays and “half-birthdays” that have implications regarding your retirement income. Money that Buys Good Health is Never Ill Spent It's important to make sure your retirement strategy anticipates health-care expenses.