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 Message Thank you! Oops! Related Content Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Dreaming Up an Active Retirement When you retire, how will you treat your next chapter? Estate Management 101 A will may be only one of the documents you need—and one factor to consider—when it comes to managing your estate.