all4hue 8.3 for Mac could be downloaded from 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 is an intellectual property of Dr. Rene Wahl.
The software lies within System Tools, more precisely Device Assistants. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
From the developer:
all 4 hue is a powerful application for Philips hue. With this application, you can configure all your lights, groups, and rooms; create, edit, delete, and activate scenes; enable timers and alarms with a lot of different actions, define rules with a lot of different conditions and actions and store them in the hue bridge. You can use rules to program all supported sensors.
You may want to check out more Mac applications, such as Macfilink, Missing Sync for Palm Pre or LaCie DVD Update Tool, which might be similar to all4hue.