Registered owners of our software are notified of updates. Here's
a schedule of updates for our software:
Codes on Disk
Updated each August.
Key Blank Cross-References
The regular and deluxe versions are updated twice yearly, in February and August.
Code Book Index
Obsolete. Buy Codes on Disk instead.
Fill the Combination
Updated once per year, or less often.
Reverse Auto Codes
Updated once per year, or less often.