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 Question Thank you! Oops! Related Content What Smart Investors Know Savvy investors take the time to separate emotion from fact. Personal Finance Tips for Military Families Military families face unique challenges, making personal finance even more critical. The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report?