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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Should You Tap Retirement Savings to Fund College? There are three things to consider before dipping into retirement savings to pay for college. Who Is Your Trusted Contact? This investment account question is vital and answered as early as possible. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.