How this calculator works
Your FIRE number is the portfolio size needed to support annual spending using a withdrawal rate.
FIRE Number = Annual Expenses ÷ Withdrawal Rate
What was added
This version makes the result more intuitive by showing the monthly and annual income that the FIRE number is designed to support.
FAQ
The 4% rule is a planning shortcut, not a guarantee. Taxes, fees, and market volatility are not included.