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 Traditional vs. Roth IRA One or the other? Perhaps both traditional and Roth IRAs can play a part in your retirement plans. How Women Can Prepare For Retirement Are women prepared for a 20-year retirement? Choosing a Retirement Plan that Fits Your Business To choose a plan, it’s important to ask yourself four key questions.