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 The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Social Security Taxes Estimate how much of your Social Security benefit may be considered taxable.