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 Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. Medicare Advantage 101 Overview of Medicare Advantage, what’s in them, special rules, and more. Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids.