Download Jack Demo

Try out Jack. In this demo Jack bids and plays at full strength. The demo contains 12 random deals, a tournament session of 21 deals and allows you to play a round in the matchpoints or teams competition in the new JackBridge ladder competition. Almost all options are switched on, including the completely new Professor Jack.

You can either select the full demo (38 Mb) or the single language demo (8 Mb). The single language demo can be used when the full demo is too large for downloading.

Full demo

Download the full demo (38,862,848 bytes), this includes:

Jack demo
International (English) deck
English helpfiles
Application screen enlarges to full screen
Card decks for other supported languages (dutch, french, german)
Language files for other supported languages (dutch, french, german, polish)

Single language demo

In the single language demo (8 Mb) the size of the download was reduced by including languagefiles for one language only and omitting additional decks.
Download the english demo (8,011,776 bytes), this includes:

Jack demo
International (English) deck
Application screen enlarges to a maximum of 1024 x 768

Single language demos also exist for the other supported languages: dutch demo (8,699,904 bytes), german demo (8,065,024 bytes), french demo (9,093,120 bytes) and the polish demo (8,015,872 bytes).

Getting started

After downloading, run the file to install the demo. You may get a "Security Warning" dialog box, click Run. (Kuijf & Kuijf Software is the publisher, but is listed as "Unknown Publisher". Please ignore this and click Run.)

This demo software is for free. You are allowed to copy and distribute the demo in its entirety provided you include a reference to our website: www.jackbridge.com.

If you want to put the demo on a CD you can also download a CD-inlay for your demo CD:

download demo CD-inlay (pdf, 1,265,664 bytes)