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 Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. What Is My Risk Tolerance? This questionnaire will help determine your tolerance for investment risk.