Designing with luminaires from over 450 DIALux members is completely free. What is Paid (Pro):

DIALux is one of the few industry-standard tools that lets you design massive architectural projects for zero dollars . Trying to "crack" a free program is like trying to pick the lock on an open door—you just look suspicious and might hurt yourself.

While I won't provide a direct link to download Dialux evo, I can suggest the following options:

DIALux evo is updated frequently to support the latest Windows versions and IFC (BIM) standards. Cracked versions cannot be updated, leaving you with obsolete tools. Why You Should Use the Official Version

The short answer is:

: If you're enhancing or proposing new features for Dialux evo, consider aspects like: