A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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 Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. Your Changing Definition of Risk in Retirement A change in your mindset during retirement may drive changes to your portfolio. Financial Strategies for Women Some may leave their future to chance but in the world of finance, the effects of the "confidence gap" can be apparent.