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 Find That Lost Retirement Account With over 24 million “forgotten” 401(k) accounts, you may be surprised to learn of your unclaimed “found” money. Consider Keeping Your Life Insurance When You Retire Reasons to retain your coverage into your retirement years. The Cost of Procrastination Procrastination can be costly. When you get a late start, it may be difficult to make up for lost time.