Help & Support
Our goal is to provide to the clients the most recent updates and patches, full help documentation and answers to frequently asked questions about all programs we develop and sell. Also, technical support is always ready to answer all of your questions. » Help & Support
Documentation (Manuals, Help Files, FAQ's) In this section you can find all of the help documentation and answers to frequently asked questions about such ChessOK programs as Rybka Aquarium, Houdini Aquarium, Chess Assistant and others. To view *.pdf files you need to download and install Adobe AcrobatAdobe Acrobat Reader

Updates & Patches If you experience minor bugs or some difficulties when using our programs, perhaps that's because you're not using the up to date version of the program. We strongly recommend to apply the latest patches. Not only they fix the bugs, but they also may contain useful new features. Below are the most important updates: Full list of updates & patches
Support If you haven’t find the information you were looking for feel free to ask technical support service. There are several ways to do that:
  1. By filling a special contact form on the website
  2. By Skype: ChessOK
  3. By Yahoo Messenger: best_chessok
  4. By email:
  5. By leaving your question at the

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