Australia's Best Free Online Tools

12 professional calculators built for Australians — real 2025 rates, real local data for every state and territory. Zero sign-up, zero ads, zero cost.

12+
Free Tools
8
States Covered
100%
Free Forever
🇦🇺
Australian Data
💰 Finance & Money❤️ Health & Fitness🏗️ Construction & Home📊 Business & Math⚡ Everyday Tools
All Tools

12 calculators — finance, construction, health, business and everyday tools for Australians

🏠
Mortgage Calculator
Calculate Australian home loan repayments weekly, fortnightly or monthly with 2025 interest rates.
Finance & Money
🧾
GST Calculator
Add or remove 10% Australian GST instantly. Essential for invoices, BAS lodgements and business quotes.
Finance & Money
📋
Income Tax Calculator
Accurate 2025–26 Australian income tax including LITO, Medicare levy and complete take-home pay breakdown.
Finance & Money
🏦
Superannuation Calculator
Project your Australian superannuation balance at retirement using current 2025 SG rates and compound returns.
Finance & Money
📜
Stamp Duty Calculator
Calculate stamp duty for property purchases across all 8 Australian states and territories with FHB concessions.
Finance & Money
🧱
Paving Cost Calculator
Estimate paving costs Australia-wide — brick pavers, concrete, bluestone, pool paving and driveways with 2025 pricing.
Construction & Home
🏗️
Concrete Volume Calculator
Calculate cubic metres of concrete for any Australian project — driveways, slabs, footings with pricing by state.
Construction & Home
⚖️
BMI Calculator
Calculate your Body Mass Index and healthy weight range using Australian Department of Health guidelines.
Health & Fitness
🥗
Calorie Calculator (TDEE)
Calculate your Total Daily Energy Expenditure and daily calorie targets for weight management or muscle building.
Health & Fitness
📊
Percentage Calculator
Calculate percentages, discounts, GST, percentage change and margins — six calculation types in one tool.
Business & Math
⛽
Fuel Cost Calculator
Calculate the fuel cost for any Australian road trip or daily commute using current 2025 petrol prices.
Everyday Tools
🔄
Unit Converter
Convert between metric and imperial units — length, weight, volume, temperature, area and speed.
Everyday Tools
Tools by Australian State

Every tool with localised data for your state — stamp duty, paving costs, trade rates and more

Victoria (VIC)New South Wales (NSW)Queensland (QLD)Western Australia (WA)South Australia (SA)Tasmania (TAS)Australian Capital Territory (ACT)Northern Territory (NT)
Tools by Australian City

Calculators with local property prices, rents and market data for major Australian cities

SydneyMelbourneBrisbanePerthAdelaideGold CoastCanberraNewcastleSunshine CoastGeelongHobartTownsvilleCairnsDarwinWollongong