JACK 6.0

World Champion Computer Bridge in 2001 (Toronto), 2002 (Montreal), 2003 (Menton), 2004 (New York), 2006 (Verona), 2009 (Washington), 2010 (Philadelphia), 2012 (Lille) and 2013 (Bali)

Jack is a computer bridge program developed by bridge players for bridge players. One of the developers is former world champion Berry Westra (Bermuda Bowl, Chile 1993). Jack uses state of the art computer algorithms. Jack's possibilities exceed those of all other bridge playing programs. Besides its exceptional bidding and playing strength, Jack offers a very user friendly interface with many interesting features.

Built in convention cards SAYC, Precision, Moscito, Acol, 2/1 GF and many others
Over 100 conventions
Network play
Professor Jack analyses your play and advices.
Play competition on the virtual bridge club
Define computer personalities, adjust playing strength in detail.
Many tournaments with frequency charts included
True English playing cards by Carta Mundi
Windows (XP, Vista, Windows 7, Windows 8),