The trial version lacks the following:
Moving from the v7 trial version to the the full v7 is simple. Just replace the ASP files with the ones downloaded from the full v7 zip, and insert the license number you receive in your config.asp file.
If you would like to upgrade an existing 'standard' (or prior version) license to a v7 license, please see this kb article for more information.
CactuShop provides a free Data Tool to transition data from older CactuShops to the v6 database. The v7 zip then includes an upgrade.asp file to finish off the v7 upgrade.