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 Roth IRA for Kids Learn about the benefits and requirements of opening a Roth IRA for kids. Saving for College 101 Here’s a crash course on saving for college. Your Changing Definition of Risk in Retirement A change in your mindset during retirement may drive changes to your portfolio.