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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Preparing For the Ultimate Vacation Make your retirement as exciting as your next vacation. Retirement Traps to Avoid Beware of these traps that could upend your retirement. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.