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 How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. Emerging Market Opportunities What are your options for investing in emerging markets? Charitable Giving: Smart from the Heart Do you have causes that you want to support with donations?