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. Related Content Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. The Rule of 72 Do you know how long it may take for your investments to double in value? The Rule of 72 is a quick way to figure it out. Forecast This short video helps explain why markets can be as unpredictable as the weather.