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 Questions to Ask About Medicare Take the guesswork out of your IEP or SEP with this helpful article. Stay Safe with a B.O.P. At Your Back Learn about the advantages of Business Owner Policies with this highly educational and fun animated video. Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance.