Specifics:

You are authenticated and you are a subscriber.
You have access to all grids created since January 1, 2008, until today, and all menus are activated.

Also the Premium mode allows you to:

• print your grids
• save your grid on line
• save your final scores

To order and play immediately, taking advantage of all the options:

just go to the Sudoku Sudoku and click "Buy". RegNow ensures your transaction is safely made

An email will be sent instantly to your mailbox to confirm your registration and that your order has been taken into account.