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 Why do Renters Have to Save More? How much more would retirement cost if you owned your home rather than rented? It could actually be several times less. The ABC’s of Auto Insurance What kind of auto insurance should you have? Do you know? The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective.