AVLockX - Version 2.1 AVLockX is an ActiveX control for VB and Delphi users which allow to convert your application in a time limited trial in a very ease way. With AVLockX you can: Make trial applications with only one line of code. Rent your software sending a new Registration Code for each new period. Manage trough these registration codes up to 8 modules in your application enabling or disabling them. Adapt to any language. Make your own registration interface.