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Calculators for Australia

10 most popular calculators in Australia

PAYG Income Tax & Medicare Levy

PAYG Income Tax & Medicare Levy Calculator built around Australia rules, rates, and AUD amounts.

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Mortgage & Repayment

Mortgage & Repayment Calculator built around Australia rules, rates, and AUD amounts.

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Superannuation Retirement Planner & Growth

Superannuation Retirement Planner & Growth Calculator built around Australia rules, rates, and AUD amounts.

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Stamp Duty

Stamp Duty Calculator (NSW, VIC, QLD and more) built around Australia rules, rates, and AUD amounts.

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Net Salary & Take-Home Pay

Net Salary & Take-Home Pay Calculator built around Australia rules, rates, and AUD amounts.

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HECS-HELP Student Loan Repayment

HECS-HELP Student Loan Repayment Calculator built around Australia rules, rates, and AUD amounts.

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Negative Gearing & Investment Property

Negative Gearing & Investment Property Calculator built around Australia rules, rates, and AUD amounts.

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Car Loan & Comparison Rate

Car Loan & Comparison Rate Calculator built around Australia rules, rates, and AUD amounts.

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First Home Super Saver

First Home Super Saver (FHSS) Calculator built around Australia rules, rates, and AUD amounts.

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Mortgage Offset & Redraw Facility

Mortgage Offset & Redraw Facility Calculator built around Australia rules, rates, and AUD amounts.

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CALCULATORS FOR EVERY DECISION

Explore all calculators for Australia

Choose a topic below to find tools built for AUD, local rules, and familiar number formats.

20localized
calculators

Tax & Salary

Income tax, deductions and take-home pay

6 tools

Loans & Mortgages

Home, personal and vehicle financing

4 tools

Savings & Investment

Interest, retirement and investment returns

3 tools

Property

Property taxes, fees and affordability

3 tools

Everyday

Percentages, dates, costs and utilities

1 tool

Health & Fitness

BMI, calories and physical wellbeing

1 tool

Work & Career

Pay, leave and employment planning

1 tool

Family & Life

Family benefits and life planning

1 tool

Built for Australia rules and formats

Local rules

Calculations reflect guidance from Australian Taxation Office and responsible bodies.

AUD

AUD and local formatting

Results use the en-AU locale and local number conventions.

Regional accuracy

Regional selectors support tax, property and benefit differences.

Current-year ready

We review thresholds, rates and guidance as changes are published.

How we keep calculators updated

We monitor official announcements and revise formulas and assumptions.

Last major review

Reviewed 29 July 2026 · Reviewed annually or when rules change.

Methodology

Each calculator states its formula, assumptions and limitations.

Sources & trust

Our calculators use official guidance and transparent assumptions.

  • Australian Taxation Office
  • National statistics and monetary authorities
  • Regional government portals where applicable

Important

Results are estimates and are not a substitute for professional financial, tax, legal or medical advice.

ⓘ   Check official guidance before making a decision.

Frequently asked questions

Are these calculators specific to Australia?

Yes. Currency, formatting and explanatory content are tailored to Australia.

Which financial year do the calculators use?

Each calculator identifies its applicable period, update date and assumptions.

How are numbers displayed?

Amounts use AUD and the en-AU number format.

How often are calculators updated?

We review them annually and whenever an official rule changes.