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 The Cost of Procrastination Procrastination can be costly. When you get a late start, it may be difficult to make up for lost time. How Big is Money? Learn a little about worldwide currency in this fun infographic A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals.