QuadrOs is a new cool implementation of the "Tetris" game with team multiplayer ability. Its features include:

• Highly customizable design. You can adjust keyboard, size, background bitmap and so on.
• Demo mode. You can just sit and watch the computer playing for you :) Or you can challenge computer in multiplayer game.
• Both singleplayer and especially multiplayer games are rich in modes. By varying those modes you can in fact play different games, each with its own clues and strategies.
• Advanced statistics in multiplayer game.
• Pentix mode for those who want challenge.
• Smooth graphics.
• It is absolutely FREE. Just enjoy it!