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 Question Thank you! Oops! Related Content Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate. Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should. Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college.