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 A New Way to Look at Your Bucket List Bucket lists don’t have to be for tomorrow. Millennials and Savings How much could you save now and in the long-term? Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences.