Step one

Your five numbers.

Estimates are fine. Every input updates the answer live.

Annual take-home pay

After tax. The amount that actually hits your account.Annual spending

Everything you spend in a year.Current invested assets

Brokerage + retirement accounts. Skip cash and home equity.Expected real return

After inflation. 5% is the standard FIRE assumption.Withdrawal rate

The Trinity Study says 4% is safe for 30+ years.