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 FIRE Retirement This short, informative article teaches the basics of the FIRE movement. Saving for College This calculator can help you estimate how much you should be saving for college. Questions to Ask About Medicare Take the guesswork out of your IEP or SEP with this helpful article.