Enhanced synchronization with IFC files for smoother building information modeling workflows. 3. Microsoft Excel Export
The primary draw of DIALux Pro is the ability to export results into editable formats. In the free version, you are often limited to PDF reports. With the Pro version, you can export to Microsoft Excel and PowerPoint , allowing you to create custom presentations for clients without manually re-entering data.
DIALux is primarily funded by its members—lighting manufacturers who pay to have their products featured in the software. Therefore, the free version restricts you to luminaires only from these DIALux Members. dialux pro full
As of 2025, the approximate pricing structure (via DIAL resellers) is:
If you want the legitimate "full" experience without infecting your computer, follow this step-by-step guide. In the free version, you are often limited to PDF reports
Not everyone needs the full DIALux Pro suite. If your only requirement is using luminaires from non-member manufacturers, consider the standalone "Unlock Non-Members" subscription. For users in certain regions, this can cost as little as €5.99 to €9.99 per month. This is a fraction of the full Pro price and may be sufficient for your needs.
Export your completed lighting design back into the BIM ecosystem. Therefore, the free version restricts you to luminaires
The upgrade to DIALux Pro is highly recommended for businesses where time equals money. While the free version calculates light identically, the Pro version slashes administrative, documentation, and BIM coordination hours by up to 70%.
DIALux is heavily subsidized by lighting manufacturers who pay to be "DIALux Members," making their product catalogues freely usable within the app. If you use the standard version, importing photometric files (IES or LDT formats) from incurs a per-file fee or triggers a prompt to upgrade.
While DIALux is the industry standard, other free lighting design software options exist. Relux Desktop is a notable alternative, offering high-performance simulation for artificial and natural light sources with expansive functionality for various interior lighting projects. Like DIALux, Relux is free due to support from industry partners.
Generating material lists and presentations via Excel/PowerPoint is far faster than doing it manually. How to Get DIALux Pro Full