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 U.S. Personal Savings Rate What can be learned from the savings rate? 401(k) Plans Are Not Just for Big Businesses Many small businesses are one person businesses. 3 Ways Charitable Giving Can Benefit Your Business More and more companies are choosing to donate to charities through volunteering their time, resources, or both.