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 Question Thank you! Oops! Related Content Preparation is the Key to Retirement The simplest ideas can sometimes make a massive difference over time. Enjoy this brief video to learn more. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. Safeguard Your Digital Estate If you died, what would happen to your email archives, social profiles and online accounts?