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. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Life Insurance Myths: Debunked Whether you have life insurance through your work or are retired it pays to know the truth about life insurance coverage. Bi-Weekly Payments This calculator estimates the savings from paying a mortgage bi-weekly instead of monthly. Why Everyone Needs an Estate Strategy Do you have an estate strategy? You should.