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 How Will Working Affect Social Security Benefits? Knowing the rules may help you decide when to start benefits. The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. Personal Finance Tips for Military Families Military families face unique challenges, making personal finance even more critical.