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 Leaving Your Lasting Legacy Want to do more with your wealth? You might want to consider creating a charitable foundation. The SECURE Act Starts the Clock on Inherited IRAs Learn about the changes the SECURE Act wrought on inherited IRAs with this concise article. A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals.