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Know exactly how much
Fill in expenses.
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Free — No Signup RequiredMost people guess at retirement.
Most people guess at retirement.
You will know the exact number.
This tool replaces the guess with the actual number: your FIRE Number, your target retirement year, and the exact monthly contribution gap standing between where you are and financial independence. Start in the Expense Planner tab, and your FIRE Number updates automatically.
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Your FIRE Number
Know exactly how much
you need to retire.
Calculated from your real expenses and a safe withdrawal rate. Not a guess. Not a round number. The actual figure based on how you actually live.
Auto-Linked Tabs
Fill in expenses.
FIRE Number updates instantly.
Start in the Expense Planner tab and enter your real monthly spending. The Annualized Total feeds directly into the FIRE Calculator. No manual entry required between tabs.
What Is Inside
- Your FIRE Number — calculated from your real expenses and safe withdrawal rate
- Years to Retirement — your actual target FIRE year
- Monthly Savings Gap — what you are contributing now versus what it actually takes
- Visual Progress Bar — see exactly how far along you are today
- Auto-linked tabs — Expense Planner feeds FIRE Calculator automatically
Want to go further?
Cashflow Runway — $37
The FIRE Calculator shows you the destination. Cashflow Runway shows you every dollar between here and there — a running balance for every transaction, every day of the year, with overdraft alerts before they happen.
Free. No Catch.
Know your number. Start now.
No subscriptions. No installs. Make a copy to your Google Drive and you own it forever.
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