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 Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Dreaming Up an Active Retirement When you retire, how will you treat your next chapter? Changing Unhealthy Behaviors Five phases to changing unhealthy behaviors.