Saving for Retirement This calculator can help you estimate how much you may need to save for retirement. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Related Content Preparing For the Ultimate Vacation Make your retirement as exciting as your next vacation. When Should You Take Social Security Monthly Social Security payments differ substantially depending on when you start receiving benefits. My Retirement Savings Estimate how long your retirement savings may last using various monthly cash flow rates.