FIRE

An iPhone calculator that works out your FIRE number and early retirement year, then counts down on your home screen.

fireretirement.app · Free plan

Details

What it does: Money and budgeting
Who it’s for: Individuals and families
Pricing: Free plan, One-off payment
Works on: iPhone and iPad
Extras: No ad tracking
Works with: icloud
Tags: retirement planning, fire calculator, financial independence, home screen widget

FI Calc
Tests your retirement savings and withdrawal plan against past market history to see how often it would have lasted.
Free · Money and budgeting · Individuals and families
firenum
Plans early retirement month by month in your browser, with Monte Carlo runs and backtests, no account needed.
Since 2026
Free · Money and budgeting · Individuals and families
MoneyOnFIRE
For people chasing early retirement: shows when you can quit work, weighing taxes, stock grants, college and debt, with a net worth log.
Since 2025
Money and budgeting · Individuals and families
ProjectionLab
Model your finances across your whole life and test retirement, tax and drawdown choices to see likely outcomes.
Since 2022
Free plan · Money and budgeting · Individuals and families