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 Retirement Plan Detectives A couple become Retirement Plan Detectives, searching records from old employers. Mentorship for Entrepreneurs: An Invaluable Resource Entrepreneurship can be a rewarding but solitary pursuit. 12 Steps to Living: Horizon, Risk Tolerance, and Compounding Understand the concepts of horizon, compounding, and risk tolerance, and create an investment plan.