Download of HouseDesignFree 1.6 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac application was originally designed by iosimple inc.
The application lies within Design & Photo Tools, more precisely General. You can install this free app on Mac OS X 10.8 or later. We recommend checking the downloaded files with any free antivirus. The following versions: 1.5 and 1.2 are the most frequently downloaded ones by the program users.
From the developer:
House Design Free is an intuitive interior design app that lets you build the house you've always wanted, right on your Mac. The app allows you to create detailed 2D floor plans, putting at your disposal more than 300 items and materials. You can export image to photos, auto compute room size, use the intelligent room recognition, and other features.
You may want to check out more software for Mac, such as Just Color Picker, which might be similar to HouseDesignFree.