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 The Power of Compound Interest Learn how to harness the power of compound interest for your investments. Saving for College This calculator can help you estimate how much you should be saving for college. When Life Insurance Becomes Taxable Life insurance proceeds are generally tax-free. But not in all cases.