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 Avoiding Cognitive Decline Try these activities to keep your brain sharp. Inflation & Your Money It's important to understand how inflation is reported and how it can affect investments. The Power of Compound Interest Learn how to harness the power of compound interest for your investments.