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 Saving Early & Letting Time Work For You The earlier you start pursuing financial goals, the better your outcome may be. Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation. Annuity Comparison This calculator compares a hypothetical fixed annuity with an account where the interest is taxed each year.