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 The Lowdown on Those Free Credit Scores What’s the deal with your yearly free credit report? What Do Your Taxes Pay For? Here's a breakdown of how the federal government spends your tax money. When Do You Need a Will? When do you need a will? The answer is easy: Right Now.