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 Retirement Plan Detectives A couple become Retirement Plan Detectives, searching records from old employers. Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. Saving for Retirement This calculator can help you estimate how much you may need to save for retirement.