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 Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. Keeping Up with the Joneses Lifestyle inflation can be the enemy of wealth building. What could happen if you invested instead of buying more stuff? What Is My Risk Tolerance? This questionnaire will help determine your tolerance for investment risk.