Software by TreeCardGames.com

Sudoku Up is a high-quality collection of Sudoku Puzzles.
Sudoku Up Solitaire includes millions and millions of different puzzles to keep you entertained for years to come... No need to search for other sources of Sudoku!

SolSuite 2010 is a high-quality collection of 508 different Solitaire Card Games. Never play the same game twice as each Solitaire has more than 9 trillion (9,999,999,999,999) possibilities.

MahJong Suite is a high-quality collection of MahJong solitaire games. Each MahJong game has millions of possible shuffles to play, so the game remains fresh no matter how many times you play.