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? How Financial Professionals Are Compensated Read this overview to learn how financial advisors are compensated. Split Annuity Strategy Here's one strategy that combines two different annuities to generate income and rebuild principal.