OwlFocus 1.2 for Mac was available to download from 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. The program lies within System Tools, more precisely System Optimization. The actual developer of this Mac application is capyapp.
From the developer:
OwlFocus helps user stay focused by highlighting the active window and blur everything else. It reduces visual noise so user can work without distraction.
You may want to check out more Mac applications, such as World Book Snow Leopard Updater, which might be similar to OwlFocus.