Tools
Simple FIRE Calculator
A plain-English calculator for Lean FIRE, FIRE, Fat FIRE, Barista FIRE, and Coast FIRE. No jargon. No complicated charts. Just simple numbers to help you see where you stand.
Your numbers
Use any currency. Keep all money inputs in the same currency.
Lean means lower spending. Normal means similar spending. Fat means higher spending.
Your result
You need 1,200,000.
This is based on your spending and the lifestyle you chose.
You may not need the highest number. Your “enough” depends on how you choose to live.
Future value of current investments:
491,788
You are 21% of the way.
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What this means
Lean FIRE
Living with lower expenses means you need less money invested.
Regular FIRE
Keeping a lifestyle similar to today means using your current spending.
Fat FIRE
A more comfortable lifestyle simply means planning for higher spending.
The main difference
The real variable is how much you want to spend each year.
Across currencies
The logic stays the same. Only the number formatting changes.