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Writing on FIRE, Super & the maths behind it

The ProjectFi Blog

Straight-talking guides to Financial Independence and Retire Early for Australians. No hype, no US-centric maths.

Minimalist illustration of a winding path leading through silhouetted hills toward a small flag at a warm golden horizon, symbolising the journey toward a FIRE target.
Featured
FIRE Basics

How Much Do You Need to Retire Early in Australia?

A plain-English walkthrough of the FIRE number, the 25× rule, and how Australian super and Age Pension change the maths.

ProjectFi Team··9 min read
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More articles

Minimalist illustration of a calm Australian coastline at late afternoon with gentle turquoise waves and a single empty deck chair on the sand facing the ocean, evoking the coasting-to-retirement concept.FIRE Basics

What Is Coast FIRE and How Does It Work in Australia?

Coast FIRE lets you stop saving once compound growth alone gets you to retirement. Here is how it works in Australia, including super preservation and tax.

·8 min read
Abstract illustration of dozens of translucent probability paths fanning across a soft emerald-to-sky gradient, some diverging upward and some downward, evoking a Monte Carlo simulation of financial outcomes.Methodology

Monte Carlo vs the 4% Rule: Which Retirement Plan Survives Reality?

The 4% rule gives one number. Monte Carlo gives the odds. Here is why probability-based planning matters for early retirees and how to read the results.

·10 min read

Stop reading. Start planning.

The maths is easier when you plug in your own numbers. ProjectFi is free to try, built for Australians, and handles super, tax, and Age Pension properly.