The game is free and allows endless matches against the computer and 3 online games a day against other people (the match counter is reset every day at 6:00 am GMT+1).
During the first week a free user can play infinite online matches.

If you buy a VIP membership, you will be able to play endless matches against other people and you will have many other advantages; a lot of new options and the ability to use gold to buy emoticons, backgrounds, decks of cards and attend tournaments.

For more information about subscribing, or to subscribe as a VIP, click on the following link: VIP subscription