Welcome on Jack's website.
Jack is the ten times World Champion Computer Bridge of 2001, 2002, 2003, 2004, 2006, 2009, 2010, 2012, 2013 and 2015. Bridge players from all over the world welcomed its exceptional bidding and playing strength. Praised for its user friendliness and extensive possibilities.


On August 15 Jack captured it's 10th World Title in Chicago.
Jack 6 the best you can get! Windows 10 compatible.

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Aug 10-15 - 2015 WC Chicago
J A C K   T H E   N E W
W O R L D C H A M P I O N ! !

Press center

In the spring of 2005 Jack challenged various top Dutch players. We reported on these matches in four instalments.


Please check our FAQ if you encounter problems. If the problem is not listed you can contact our helpdesk.

Download center

Jack is available as a download, Windows-pc's only.
Sales information


May 23 - Try our completely renewed Jack 6 demo.


Jack 6 is easy to use on your netbook. Jack 6 requires the software to be activated after which the program runs without inserting the CD.

World Champion of the Millennium