Download of Xupport 3.6.0 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.
Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. Xupport for Mac relates to System Tools. The actual developer of this software for Mac is Laurent Muller.
From the developer:
Xupport is a multipurpose system utility for Mac OS X. It provides many features to configure hidden Mac OS X and Unix options, to increase system security and performance, to maintain and backup Mac OS X, and to dig deeper into the world of Unix. Xupport 3 is fully compatible with Mac OS X 10.4 (Tiger), 10.5 (Leopard) and 10.6 (Snow Leopard), and is available as Universal Application for PowerPC and Intel Macs.
You may want to check out more Mac applications, such as TM Error Logger, HDCleanUp or CLIX, which might be similar to Xupport.