GDP Tools — Explore the data

Interactive calculators and games that reveal the real cost of living in Australia. No fluff, just numbers.

Grocery Compare
Woolies vs Coles vs Aldi
20 staple items compared across three supermarkets. See your full basket cost and how much you could save by switching.
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Paycheck Reality Check
What does your salary actually buy?
Enter your salary and see what's really left after tax, rent, and living costs. Includes a live donut chart breakdown.
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Suburb Cost Ranker
Is your suburb bleeding you dry?
Compare weekly costs across 20 popular Australian suburbs. Radar charts, leaderboard, scatter plot — the full picture.
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Streaming Stack
How much is your streaming habit costing?
Toggle your Australian streaming subscriptions and see the real monthly and annual cost — plus what else you could buy.
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Guess the Price
Daily game — know your Aussie prices?
5 rounds a day, new products every 24 hours. Guess within 10% for a green dot. Track your streak. Share your result.
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Can I Afford to Move?
Cost of living comparison across Australia
Pick two cities, enter your salary, and see the real cost difference. Find out what equivalent salary you'd need to maintain your lifestyle after moving.
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Rent vs Buy Calculator
Should you rent or buy in Australia?
Animated 30-year cost comparison across 6 cities. Find your break-even year, see stamp duty reality checks, and run the flat white test.
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Inflation Reality Calculator
What did $100 buy back then?
Not abstract CPI percentages — real Aussie items like flat whites, eggs, petrol and pub schooners. See exactly how far your dollar used to stretch.
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Bill Shock Estimator
Electricity & gas bill calculator for Australia
Select your state, household size, and usage pattern to see your estimated quarterly energy bill. Compare providers, view seasonal breakdowns, and find out how to cut costs.
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Petrol Trip Planner
Fuel cost calculator for Australian road trips
Plan your next Aussie road trip with real fuel cost estimates. Pick your route, vehicle type, and fuel grade — then compare the drive vs fly cost and see how many Bunnings snags your trip is worth.
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Tax Return Estimator
How much tax will I get back? Australia 2026
Estimate your 2025–26 Australian tax refund instantly. Enter your income, WFH days, deductions, and personal details for an ATO-based estimate with a full waterfall breakdown.
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The Time Machine
How much did groceries cost back then?
Drag a year slider from 2000 to 2026 and watch 15 everyday Aussie grocery prices animate in real-time. See your weekly basket cost, wage context, and the Great Inflation of 2022 unfold.
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The Smashed Avo Index
How many avos to buy a house?
The iconic calculator: how many smashed avocados do you need to sacrifice to afford a house deposit in your city? See the absurd math, invest your avo savings, and compare all cities.
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Contractor Pay Calculator
ABN vs PAYG — what do you actually take home?
Compare your real take-home pay as a contractor (ABN/Pty Ltd) versus a permanent employee at the same daily rate. See hidden costs, break-even rates, and the real hourly rate. 2025–26 tax brackets.
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Salary Sacrifice Calculator
How much tax do you save by salary packaging?
See exactly how much you save by salary sacrificing into super, a novated lease, or FBT-exempt items. Side-by-side pay comparison, concessional cap warning, and a super projection chart to age 67. 2025–26 tax brackets.
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HECS/HELP Repayment Calculator
How long to pay off your student debt?
See how long your HELP debt will take to pay off, how much indexation is costing you, and the impact on your take-home pay. Uses 2025–26 ATO repayment thresholds with debt paydown chart.
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GST Calculator
Add or remove GST instantly — Australia
Add GST, remove GST, or find the GST component of any amount. Includes a reference table, BAS quarter helper, donut chart, and a guide to GST-free items in Australia.
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FBT Calculator
Fringe benefits tax calculator — Australia 2026
Calculate FBT payable on cars, parking, entertainment, and more. Includes gross-up factor, salary comparison, EV exemption check, and car FBT quick reference. FBT year 2025–26.
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Parental Leave Calculator
Government PPL + employer entitlements — Australia 2026
Calculate your Paid Parental Leave entitlements: 22 weeks of government PPL at $915.80/week plus employer leave. See your income replacement rate, super impact, timeline, and leave planner.
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Childcare Subsidy Calculator
CCS calculator — how much will I get? Australia 2026
Calculate your Child Care Subsidy (CCS) entitlement based on family income and activity test. See your out-of-pocket cost per week, annual savings, subsidy donut chart, and activity test hours.
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Leave Loading Calculator
17.5% leave loading calculator — Australia 2026
Calculate your annual leave loading entitlement. See your total payout with 17.5% loading, after-tax amount, breakdown by base vs loading, and flat white equivalent. Supports standard, shift worker, and custom rates.
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Redundancy Calculator
NES redundancy payout calculator — Australia 2026
Calculate your redundancy payout under Australia's National Employment Standards. Includes severance, notice pay, annual leave, long service leave, tax-free threshold, and net payout after tax.
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Stamp Duty Calculator
Transfer duty calculator — NSW VIC QLD SA WA TAS ACT NT
Calculate stamp duty for any Australian state or territory. Compare first home buyer exemptions, foreign buyer surcharges, and see your full upfront costs breakdown.
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Borrowing Power Calculator
How much can I borrow? — Australia 2026
Find out your maximum home loan borrowing capacity based on income, expenses, debts, and APRA serviceability rules. Includes DTI gauge, sensitivity table, and debt impact analysis.
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Capital Gains Tax Calculator
CGT on property, shares & crypto — Australia 2026
Calculate capital gains tax on any Australian investment asset. Enter purchase and sale details, holding period, and income to see your CGT bill, discount eligibility, and after-tax profit.
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Compound Interest Calculator
See your money grow — investment growth calculator
Visualise the power of compound interest over time. Enter your initial investment, monthly contributions, and return rate to see your projected balance, stacked area chart, and the cost of starting late.
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Car Loan Calculator
Car finance repayments & true cost — Australia
Calculate your car loan repayments and true cost of ownership. Compare 3, 5, and 7-year terms, see principal vs interest split, add a balloon payment, and find out how many tanks of petrol your interest buys.
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Budget Planner
50/30/20 budget calculator — Australia
Build your monthly budget using the 50/30/20 rule. See your financial health score, surplus or deficit, how you compare to the average Australian, and personalised tips to improve your finances.
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FIRE Calculator
Financial independence retire early — Australia
Calculate when you can retire early. Enter your income, expenses, and net worth to find your FIRE number, years to financial independence, savings rate gauge, Coast FIRE, and Barista FIRE targets.
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Savings Goal Calculator
How long to save for a house deposit — Australia
Calculate how long to reach any savings goal. House deposit, emergency fund, holiday, car or custom target. See your timeline, interest earned, and speed-up scenarios with city-specific deposit data.
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Rental Yield Calculator
Investment property yield calculator — Australia
Calculate gross and net rental yield on your investment property. See cash flow, compare your yield to other Australian cities, and understand where every rental dollar goes.
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Franking Credits Calculator
Dividend imputation calculator — Australia
Calculate the tax benefit of your franked dividends. See your grossed-up income, tax offset, and whether you are eligible for a refund under Australia's dividend imputation system.
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Negative Gearing Calculator
Investment property tax benefit calculator — Australia
See exactly how much the ATO subsidises your investment property. Calculate your rental loss, annual tax saving, after-tax holding cost, and break-even capital growth rate.
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DCA Calculator
Dollar cost averaging vs lump sum — Australia
Compare Dollar Cost Averaging against lump sum investing across four market scenarios. See which strategy wins, your average cost per unit, and the sleep-at-night factor.
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