The 2.6 version of WootOn! for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available.
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. WootOn! for Mac lies within Education Tools, more precisely Reference.
From the developer:
WootOn!... Get real-time updates from Woot! View the newest items for sale on Woot, Shirt.Woot and Wine.Woot.... Setup Automatic Refresh.... Sound Notifications for Item Changes... and more.
You may want to check out more Mac applications, such as SGDVLite, which might be similar to WootOn!.