You've made it to retirement, or perhaps you're just counting down the days until you retire. You've got money put away, but need to know how long it will last. There are a number of key factors that will determine that, including your monthly spending and other sources of income. The rate of return on your outstanding savings balance, the taxes you pay on withdrawals and the impact inflation has on your required monthly spending will all have significant impact as well.

Please Note: Information and interactive calculators are made available only as self-help tools for your independent use and are not intended to provide investment or tax advice. We cannot and do not guarantee their applicability or accuracy in regard to your individual circumstances. All examples are hypothetical and are for illustrative purposes. We encourage you to seek personalized advice from qualified professionals regarding all personal finance issues.