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. Related Content Conquering Retirement Challenges for Women Looking ahead can help you conquer these unique obstacles. The Cost of Procrastination Procrastination can be costly. When you get a late start, it may be difficult to make up for lost time. Navigating Retirement Pitfalls Why are they made again and again? Making sense of these errors in judgement.