iKlondike 11.8.3 for Mac could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This Mac app was originally designed by Michael A Casteel. The application lies within Games, more precisely Card. We recommend checking the downloaded files with any free antivirus.
From the developer:
iKlondike is the Mac App Store version of Klondike, the original solitaire game for Macintosh and the big brother of iKlondike Solitaire for the iPhone, iPad and iPod Touch. With realistic cards and drag-and-drop play, iKlondike features some of the most intuitive solitaire gameplay available on the Mac. Its ingenious scoring scheme has contributed to the enjoyment of Mac solitaire players since 1984.
You may want to check out more software for Mac, such as Bingo Caller, FlopZoom or Mike's Cards Lite, which might be related to iKlondike.