Java Obfuscator - Zelix KlassMaster

Overview

You can either

upgrade your Zelix KlassMaster version (i.e. upgrade to the latest version) or
upgrade Zelix KlassMaster your license type (e.g. increase the number of machines covered by your license).

Version Upgrade Policy

If you license a copy of Zelix KlassMaster

you are entitled to a free upgrade to any subsequent minor release. So, if you license Zelix KlassMaster 5.1.0 then you are entitled to a free upgrade to versions 5.1.1, 5.1.2 and so on.
you are entitled to a free upgrade to any major release that is released within three months of the purchase date.

We notify subscribers to the Zelix KlassMaster Announcements mailing list when major new versions are released but we do not automatically e-mail upgrades. If you are entitled to a free or reduced cost upgrade please send an e-mail to

quoting your Zelix KlassMaster license number¹. Your upgrade will then be e-mailed to you.

Otherwise you can purchase a Zelix KlassMaster upgrade using a secure online order form via one of the following links. Again, you will be asked to quote your existing Zelix KlassMaster license number¹.

¹	Your Zelix KlassMaster license number appears on the initial "splash" screen when you start Zelix KlassMaster in GUI mode and in standard output when you run a ZKM Script.

Upgrade your Version to Zelix KlassMaster 5.1

Upgrade Type	Price (US$)
Upgrade a small developer license (You are a small developer if your organization (i.e. your company) consists of no more than two people and if it has employed or contracted no more than two people at any one time in the twelve months prior to the upgrade date.)	89
Upgrade a single standard license.	179
Upgrade a 2 or 3 machine multi-license.	359
Upgrade a 4 or 5 machine multi-license.	539
Upgrade a site license.	749

Upgrade Your License Type

Upgrade Type	Price (US$)
Upgrade from a small developer license to a standard license (That is your organization (i.e. your company) no longer consists of two or less people or it has employed or contracted more than two people at any one time in the twelve months prior to the upgrade date.)	200
Upgrade from a single standard license to a 2 machine license	300
Upgrade from a single standard license to a 3 machine license	500
Upgrade from a single standard license to a 4 machine license	700
Upgrade from a single standard license to a 5 machine license	900
Upgrade from a 2 machine license to a 3 machine license	200
Upgrade from a 2 machine license to a site license	800
Upgrade from a single standard license to a site license	1100

If you upgrade you require does not appear above then please send an e-mail to

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