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. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Social Security: By the Numbers Here are five facts about Social Security that might surprise you. What Is an Annuity? Annuities are versatile tools that can help you save for retirement and generate income in retirement. Retirement Plan Distributions There are a number of ways to withdraw money from a qualified retirement plan.