by Alexandre Moro (5 Submissions)
Category: Miscellaneous
Compatability: Visual Basic 3.0
Difficulty: Unknown Difficulty
Date Added: Wed 3rd February 2021
Rating: (7 Votes)
This code demonstrates some techniques you can use to create a demo or shareware version of your app, based on the installation date and/or how many times the program has run.
It features a copy protection: the user sends you a code, and you pass him a registration code to unlock the app, making it a "full" version.
Download Create a demo version of an app, copy protected (5 KB)