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 The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? When Special Care Is Needed: The Special Needs Trust A special needs trust helps care for a special needs child when you’re gone. Putting a Price Tag On Your Health Being healthy not only makes you feel good, it may also help you financially.