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 Message Thank you! Oops! Related Content Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. Long-Term-Care Needs Determine your potential long-term care needs and how long your current assets might last.