To start playing, download the client, install it on your computer and register a new account.

If you have never used our client before, consider watching the video introduction. or read the manual.

Membership at ChessOK Playing Zone providing you with full membership rights is available here.

Play right in your browser! You are no longer limited by your computer platform!

The is a separate but newer service that supports extra features, such as online teaching courses, playing against computer, forums and online head-to-head tournaments!

With this app you can play in the ChessOK Playing Zone on your iPhone or iPad.

Install this app to play in the ChessOK Playing Zone on your Android-based device.

Test you chess skills and challenge one of the strongest chess playing programs in the world! You have three levels of difficulty to select from and it’s possible to change the appearance of your chess pieces.

Click New Game to choose the colour of your pieces – White or Black. To enter a move you should click on a piece and drag it to the desired square.

The Opening Tree mode from our chess bestseller – Chess assistant – is now available online! You can now receive detailed statistics on all opening moves carefully classified and stored in our opening database.

You can copy the moves in the PGN line above the statistics table and it’ll be a full PGN file that can be inserted into any chess program. You can also change the appearance of your chess pieces or flip the chess board. A Takeback function allowing you to go one move back is also available.

ChessOK provides weekly chess databases containing 2000-3000 new games in CA and PGN format. Save file on your computer, unpack, and then open and analyze it in your favorite chess program (we recommend our Houdini 4 Aquarium and Chess Assistant 14). Latest Game Service available here.

A lot of chess skills are compatible with other games and activities, such as poker! Learn about the similarities in this overview.

For chess players, playing casino games might seem an unusual move. However, they’ll be surprised to discover that many online casino games require a good understanding of strategy to become a confident player. Blackjack is the best example of a game where understanding strategy is imperative – it doesn’t help you to predict what card is coming next, but you better understand the chances of winning a hand in any given situation.