Property Investment Analysis Calculators

Negative Gearing Calculator has developed a series of property investment tools and calculators that have been widely used by not only Australian investors but also many overseas investors who are interested in Australian properties. Here is a list of the property investment spreadsheet tools and calculators.

Negative Gearing Calculator Products

Negative Gearing Calculator offers 6 main Excel tools for property investment analysis, recording keeping, mortgage acceleration, and commercial property lease or buy analysis. They all come with free lifetime update!

Ultimate Negative Gearing Calculator

Estimate a portofolio of up to 16 properties in all state;
It can do both P/I and I/O investment loan;
Predict when you can afford your next investment property;
Estimate PPOR, normal, SMSF, NRAS property;
Allow up to 2 (two) investors;
Lifetime FREE update.

Professional Negative Gearing Calculator

Estimate 1 property in any state;
It can do both P/I and I/O investment loan;
Allow up to 4 (four) investors;
Lifetime FREE update.

Standard Negative Gearing Calculator

Estimate 1 property in 1 state (please choose which state when purchasing);
I/O investment loan only;
Allow up to 4 (four) investors;
Lifetime FREE update.

Mortgage Acceleration Calculator

Estiamte how sooner you can pay off the mortgage if you have an offset account;
Lifetime FREE update.

Commercial Property Lease or Buy Analysis Calculator

Compare lease vs purchase options for commercial property;
Lifetime FREE update.

Investment Property Record Keeping Spreadsheet

Up to 50 rental properties;
Up to 50 rental income items;
Up to 200 rental expense items;
Up to 15 years records;
Lifetime FREE update.

Buy Negative Gearing Calculator

Cost - Personal Use: $199

Please choose:
Your Email Address:

Cost - Commercial Use: $399

Please choose:
Your Email Address:

File Type
.xlsb - Excel Spreadsheet

Standard version - v1.0.2024
Professional version - v1.0.2024
Ultimate version - v1.0.2024

File Size
Standard version - ~440KB
Professional version - ~560KB
Ultimate version - ~9,070KB

Microsoft Excel® 2007 & above for Microsoft Windows®
Microsoft Excel 2011 & above for Mac

Please use the Contact Form if you have questions.

All the calculators are built in Microsoft Excel spreadsheet. You need to have Microsoft Excel 2010 & above and Microsoft Windows to use them.


All the Calculators are built for residential rental properties. Using any calculator from Negative Gearing Calculator for commercial property investment (e.g. retail shop, office etc) is at your own risk. All the information and calculators are for general information and education purposes only. Neither Negative Gearing Calculator nor our partners should be liable for any direct or consequential loss or damages arising to you or any third parties as a result of relying on the information or calculators provided on this website.

By using this website (including downloading or purchasing calculator from this website), you agree to our Terms & Conditions. If you do not agree with our Terms & Conditions, please DO NOT use this website and DO NOT download or purchase calculator from this website.