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 How Much Home Can I Afford? With a few simple inputs you can estimate how much of a mortgage you may be able to obtain. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year. The Three Keys to a Great Password Have fun and learn how to craft the perfect password with the help of this highly engaging infographic.