There is no better generator. But there is a better choice – and you just read it.
Seeking a "better" Kaspersky Key File Generator is a futile and dangerous exercise. The risk of infecting your computer with ransomware or spyware far outweighs the cost of a license.
Hackers often hide ransomware inside "free" activation tools, locking your files until you pay a fee.
I should clarify that distributing or using key generators is illegal. Then, perhaps discuss the technical aspects briefly without enabling any illegal activity. Maybe explain why such tools don't exist officially and how Kaspersky ensures their licensing system is secure.