Calk-au.com:Calculators for AU

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About this app

IMPORTANT DISCLAIMER:
This app is NOT an official government application and is NOT affiliated with, endorsed by, or connected to the Australian Government, the Australian Taxation Office (ATO), Services Australia, or any other government agency. We are an independent financial tool provider. All calculations are estimates only and do not constitute professional financial, tax, or legal advice.

OFFICIAL DATA SOURCES:
This app uses publicly available information to provide financial estimates. All tax rates, thresholds, and rules are sourced directly from official government websites. For the most accurate and up-to-date information, please refer to:

Individual Income Tax Rates: https://www.ato.gov.au/tax-rates-and-codes/tax-rates-australian-residents

Superannuation Rates: https://www.ato.gov.au/tax-rates-and-codes/key-superannuation-rates-and-thresholds

Fair Work Pay Scales: https://www.fairwork.gov.au/pay-and-wages

Medicare Levy Information: https://www.ato.gov.au/individuals-and-families/medicare-and-private-health-insurance/medicare-levy

State Revenue Information:

NSW: https://www.revenue.nsw.gov.au

VIC: https://www.sro.vic.gov.au

QLD: https://qro.qld.gov.au

Users are strongly encouraged to verify all results with the official sources listed above or consult with a qualified tax agent before making any financial decisions.

About Calk-au.com:
Calk-au.com is a free, independent calculator designed to help Australians estimate:

Income tax and take-home pay (hourly, weekly, annual).

Mortgage and loan repayments.

Superannuation projections.

Property-related costs.

Features include offline mode, calculation history, and a user-friendly interface. We do not facilitate any government services or collect data on behalf of any government entity.
Australian calculators: tax, super, mortgage, pay, loans. Works offline.
Updated on
Aug 5, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • This app may collect these data types
    App activity, App info and performance, and Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

New: Remove ads - a one-time purchase that turns off all ads forever (find it in the footer). Or watch a short video for 24 hours ad-free. All 130 calculators are on current FY 2026-27 rates.