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 Wild West of Data Theft Learn about cyber liability insurance in this entertaining video. Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences. How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset.