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. Immediate vs. Deferred Annuities Looking forward to retirement? It's critical to understand the difference between immediate and deferred annuities. A Penny Saved is Two Pennies Earned Here are some simple and inexpensive energy-saving tips that may help you save money.