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 Data Thieves from Outer Space Learn about the dangers of internet fraud with this highly educational and fun “pulp” comic. The Three Keys to a Great Password Have fun and learn how to craft the perfect password with the help of this highly engaging infographic. Retirement Is a Beginning Key questions to answer when you are considering retirement.