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 Forecast This short video helps explain why markets can be as unpredictable as the weather. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. Exit Strategies of the Rich and Famous Estate conservation is too important to put off. Do you have a smart exit strategy?