Service pages

Information regarding updates for Jack version 6 can be found on our Jack 6 service page.
Note: The above link is for version 6 only.
For Jack version 5.0 visit the Jack 5 service page exists.


If you encounter a problem using our software please check our Frequently Asked Questions page (FAQ Jack 5, 6, or FAQ Jack 1, 2, 3, 4) or the appropriate service page (Jack 5 or Jack 6) first to see if your problem is already treated there.

If you haven't been able to find the answer on our website you can contact your vendor or follow the contact instructions on our FAQ page.


License conditions and registration Jack
An overview of the bidding conventions Jack knows about