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 Question Thank you! Oops! Related Content Avoiding Cognitive Decline Try these activities to keep your brain sharp. How to Read Your Credit Report Solve a mystery while learning how important your credit report is with this story-driven interactive. Saving for Retirement This calculator can help you estimate how much you may need to save for retirement.