Downloading CoolBackground 2.5 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. The most popular version of the software is 2.5.
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. This free software for Mac OS X is a product of Emc^2's Software. The program is categorized as Theming Tools.
From the developer:
CoolBackground allows you to use the screen saver selected in your preferences as a desktop picture. CoolBackground runs only on OS X 10.2 with Quartz Extreme. It is processor intensive, it is advised to use this application only with high-powered machines. Want to see CoolBackground in action? Download this QT video (630KB).
You may want to check out more Mac applications, such as ShadeIt!, Hanami or Aquarium HD, which might be similar to CoolBackground.