How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. 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 Tuning Your Social Security Benefit When should you take your Social Security benefit? Long-Term-Care Needs Determine your potential long-term care needs and how long your current assets might last. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA.