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 Retirement Redefined Around the country, attitudes about retirement are shifting. Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions. Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living.