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 A Home Insurance Claim: To File Or Not To File Learn when it may not make sense to file a claim on your home insurance. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate.