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 Four Reasons Millennials Need an Estate Strategy Estate strategies for millennials may sound like less of a concern than retirement, but young adults should prepare now. What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability. And the Executor Is The right executor may help ensure the distribution of your assets is done with as little upheaval as possible.