XTECH-UPGRADE requires a license for each upgrade project. The base price is dependant on the original version and the upgrade version. These values are automatically calculated by the XUPRICER program that is ran on the customer's production folder. Download the zip file which contains patches for X3V5 and up. Install the patch corresponding to the customer's current version, run it on the production folder and send the trace results to contact@rebel-lyon.com to receive a quote. Documention on how to use the XUPRICER is included in the zip.