Mah Jong Solitaire 2.5 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 actual developer of this software for Mac is Bone Head Projects. The most popular version among Mah Jong Solitaire for Mac users is 2.5. This program's bundle is identified as com.boneheadprojects.mahjong. MJS.dmg is the default file name to indicate this app's installer. The software lies within Games, more precisely Board.
From the developer:
Mah Jong Solitaire is a Solitaire style game where block are placed in a 3D pyramid. You must find two matching tiles that are "free" and click on them to make them dissappear. Now find another two... Keep going until there are none left. Sounds easy? Try it for yourself.
You may want to check out more software for Mac, such as Mah Jong Solitaire 2, Caribbean Mah Jong or Daily Mah Jong Free, which might be similar to Mah Jong Solitaire.
Simulation
Board