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 Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters. When Should You Take Social Security Monthly Social Security payments differ substantially depending on when you start receiving benefits. A Penny Saved is Two Pennies Earned Here are some simple and inexpensive energy-saving tips that may help you save money.