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 Big is Money? Learn a little about worldwide currency in this fun infographic Social Security Benefits: How Much Will I Receive Calculating your potential Social Security benefit is a three-step process. The Business Cycle How will you weather the ups and downs of the business cycle?