My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates. 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 Avoiding Cognitive Decline Try these activities to keep your brain sharp. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. Risk Perspective Is it possible to avoid loss? Not entirely, but you can attempt to manage risk.