Downloading Thoth 1.9.1.2 for Mac from our website was free. This Mac application is an intellectual property of Thoth Software. Thoth for Mac lies within Internet & Network Tools, more precisely RSS Tools.
From the developer:
Thoth is a usenet newsreader, available as a PowerPC or Intel binary for Mac OS X 10.4 - 10.8, localized for both English and French languages. Thoth offers powerful and flexible filtering of usenet posts, including live filtering. Reference-based article threading is available, along with with a handy view of the thread tree in the window of the article you're reading.
You may want to check out more Mac applications, such as IBIS, which might be related to Thoth.