No license fees for the standard version DIALux FAQ .
The main workspace where you can build custom room shapes, insert doors and windows, place furniture (calculation surfaces), and position exterior roadways, sports fields, or floodlights. DIALux DIALux-Street
If you want, I can:
As confirmed by official support documentation, . However, project compatibility is one-way: while DIALux 4 interior projects can be imported into DIALux evo, the reverse is not possible. The choice between the two often depends on the project type, with many professionals preferring DIALux 4 for industrial, sports, or road lighting projects, where its precision and straightforwardness are highly valued.
: Platform Uptodown maintains an extensive version history where previous files may be available free of charge. Important Considerations DIALux 4.13 For Windows | Download Dialux 4.13.0.2 Download
While the future of lighting design is undoubtedly 3D (DIALux evo), remains a robust, fast, and reliable tool for lighting design professionals. Whether you are a student learning the fundamentals or an experienced engineer needing to complete a project quickly, this legacy software is still a valuable asset in 2026.
Look for the setup archive file, usually named DIALux_41302.exe or packaged in a .zip archive. The file size is relatively small (under 200 MB). Step 3: Run the Installer No license fees for the standard version DIALux FAQ
Archiving Excellence: A Guide to Downloading Dialux 4.13.0.2
While the lighting design world has largely moved on to Dialux evo (the current, scene-based modeling software), there is a dedicated group of professionals who swear by the classic Dialux 4.13.0.2 . However, project compatibility is one-way: while DIALux 4
It is highly recommended to download the software from reputable sources to avoid security issues.