In Poculis (http://www.in-poculis.com/) has released Mahjong In Poculis 4.0, an update to their free solitaire game for Mac OS X and Windows. The upgrade adds 180 new layouts and a new presentation.

Mahjong In Poculis is a memory game where players have to select identical tiles to make them disappear. The game features 300 layouts and six scenarios, including Christmas, Halloween, Asian and Easter.

Mahjong In Poculis 4.0 boasts Child, Standard and Expert modes. It purportedly takes 150 hours to finish the game in Expert mode