Stop Guessing. Start Knowing Your Property Returns.

The professional-grade investment property calculator that reveals your true cashflow, ROI, and profit potential — before you sign on the dotted line.

🎯 Australian Tax Rates Built-In
Cashflow Summary Calculator

Trusted by Property Investors Across Australia

8
States & Territories
2025/26
Tax Rates Included
Properties to Analyze

Property Investing Shouldn't Be a Guessing Game

Most investors make critical mistakes because they don't have the right tools to analyse deals properly.

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Spreadsheet Chaos

You've built countless Excel sheets that never quite work right. Formulas break, you forget expenses, and you're never sure if your numbers are accurate.

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Hidden Costs Blindside You

Land tax, strata fees, vacancy rates, management fees... Every state is different. One missed cost can turn a "positive cashflow" property into a money pit.

Analysis Paralysis

You spend hours researching each property, manually calculating everything. By the time you're ready, the good deals are gone.

✨ The Solution

Analyse Any Property in Under 2 Minutes

Cashflow Calc gives you instant clarity on any investment property — with accurate, state-specific calculations you can trust.

Everything You Need for Confident Investing

Purpose-built for the analytical investor who wants precision, not guesswork.

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Complete Cashflow Analysis

See your gross rent, vacancy loss, effective rent, NOI, mortgage payments, and true monthly cashflow — all calculated instantly.

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Cash-on-Cash ROI

Know exactly what return you're getting on your actual cash invested. Compare deals objectively and make data-driven decisions.

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State-Specific Land Tax

Built-in calculators for all 8 Australian states and territories. 2025/26 rates included. PPR exemptions, trusts, and absentee surcharges all accounted for.

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Built-In Property Browser

Browse realestate.com.au and Domain directly in the app. Select property details and auto-import them to the calculator with one click.

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Loan Repayment Calculator

Principal & interest or interest-only. Weekly, fortnightly, or monthly. See your total interest over the life of the loan.

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Portfolio Manager

Manage multiple properties in a single portfolio. Track owners, cashflow totals, equity, LVR, and per-owner tax impact across your entire investment portfolio.

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All Australian Expenses

Management fees, strata, water rates, council rates, insurance, CapEx reserves — nothing slips through the cracks.

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Equity Growth Projections

Model 30-year equity growth with compound capital appreciation and rent increases. See when your portfolio turns cashflow-positive.

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What-If Scenarios

Test hypothetical purchases before committing. Add what-if properties to your portfolio and see how they affect your total position.

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Light & Dark Themes

Work comfortably day or night. Adjustable font scaling for accessibility. Clean, professional interface.

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Transfer Duty Calculator

State-specific stamp duty calculated automatically. Supports General, First Home Buyer, Investor, and Foreign Buyer types with 2025/26 rates.

Instant Calculations

Real-time updates as you type. No "calculate" buttons. See the impact of every change immediately.

🔗 Browse Properties. Import Instantly.

Stop copying and pasting between browser tabs and spreadsheets. Our built-in property browser lets you research and analyse in one seamless workflow.

  • Pre-configured with RealEstate.com.au, Domain, AllHomes & more
  • Auto-extract address, price, rent, and rates from listings
  • Set your default site — opens automatically each session
  • Full browser controls: back, forward, refresh, bookmarks
  • Add your own custom property websites easily
Property Browser

🏛️ Land Tax? Sorted. All 8 States.

Land tax is one of the most commonly overlooked expenses — and the rules are different in every state. Our built-in calculator handles the complexity for you.

  • 2025/26 financial year rates for NSW, VIC, QLD, WA, SA, TAS, ACT, NT
  • Primary residence exemptions automatically applied
  • Trust surcharges calculated where applicable
  • Absentee owner surcharges for interstate/overseas investors
  • Links to official State Revenue Office websites for verification
Land Tax Calculator

What Investors Are Saying

★★★★★

"I've tried every spreadsheet template out there. Cashflow Calc finally gives me confidence in my numbers. The land tax calculator alone has saved me from two bad purchases."

MK
Michael K.
Property Investor, Sydney
★★★★★

"The built-in browser is genius. I can browse listings and run the numbers without leaving the app. My due diligence time has been cut in half."

SL
Sarah L.
Accountant & Investor, Melbourne
★★★★★

"As someone who invests across multiple states, having accurate land tax calculations for each one is invaluable. This tool pays for itself on the first property."

DT
David T.
Portfolio Investor, Brisbane

Simple, Transparent Pricing

All features included. Unlimited properties. Cancel anytime.

Monthly

No commitment
$19.99/mo
Billed monthly
  • Complete Cashflow Calculator
  • Land Tax Calculator (All 8 States)
  • Loan Repayment Calculator
  • Built-In Property Browser
  • Save Unlimited Property Analyses
  • Portfolio Manager & What-If Scenarios
  • Equity Growth Projections
  • Continuous Tax Rate Updates
  • Email Support
  • All Future Updates Included
Start Free 7-Day Trial Subscribe — $19.99/month

7-day free trial. No credit card required.

Frequently Asked Questions

Cashflow Calc is a Windows application that runs on Windows 10 and Windows 11. It requires the .NET 9.0 Desktop Runtime, which can be downloaded free from Microsoft.

Yes! We update the tax rates each financial year. The current version includes 2025/26 rates for all Australian states and territories. We also include links to official State Revenue Office websites so you can verify rates at any time.

Cashflow Calc is designed primarily for residential investment properties. While you can input commercial property figures, some calculations (like land tax thresholds) are based on residential property rules.

Unlimited! Analyse as many properties as you like, and group them into portfolios with the built-in Portfolio Manager to track your total position across all your investments.

Absolutely. All your property data is stored locally on your computer. We don't upload, share, or have access to any of your analyses. Your investment research stays private.

After your free trial, you can subscribe to continue using all features. Choose monthly ($19.99/mo) or annual ($199/yr) billing. If you choose not to subscribe, the app will simply stop working — no surprise charges, and you can cancel anytime.

Ready to Invest with Confidence?

Join thousands of Australian property investors who've stopped guessing and started calculating their way to better returns.

Start Your Free 7-Day Trial →

Disclaimer: This application is provided by Drop Bear Games for general informational and educational purposes only. It is not intended to constitute financial, tax, legal, or investment advice. All calculations, projections, and estimates are approximations and may not reflect your actual financial position or investment outcomes. You should always seek independent professional advice from a qualified financial adviser, accountant, or solicitor before making any financial or investment decisions. To the maximum extent permitted by law, Drop Bear Games disclaims all liability for any loss or damage arising from the use of this application.