Note that the official Steam release is listed for Windows. To run this on Mac, you will need to use compatibility layers like to play the Steam version. 2. The Free Method: Windows Emulator
You can download the original freeware version and play it using a free compatibility tool. Download Source: You can find older versions on sites like XTCabandonware Run on Mac: WineBottler Wineskin Winery to package the file into a file that macOS can run. 3. Alternative: Virtual Machine If you have an Intel Mac, you can use to run Windows, or Parallels Desktop VMware Fusion Santa Claus In Trouble Download For Mac
The original version does not allow saving; you must complete all 10 levels in one sitting, making it more challenging than modern games. Note that the official Steam release is listed for Windows