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Lighting design made easy with DIALux


Design, calculate and visualise light for indoor and outdoor areas. With DIALux you can create individual rooms, multi-storey buildings, paths, car parks and streets. Use real luminaires provided by DIALux Members and bring your project to life.


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We simplify lighting design for you:
DIALux is the world's leading software for lighting design. Available in 27 languages,
free of charge and tailored to your needs.

DIALux


Design, calculate and visualise indoor, outdoor, street and emergency lighting. Work with 2.5 million luminaires from our > 450 DIALux Members. The free version of DIALux evo gives you all the tools you need to create stunning lighting solutions.


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DIALux Pro


Discover the unlimited possibilities of lighting design with DIALux Pro. Our advanced version of DIALux evo is designed to speed up your workflow and increase your productivity. DIALux Pro supports you with a wealth of additional features and is constantly being expanded. Available to subscribe.


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Trusted

750,000

DIALux Users

> 450

DIALux Members

27

Languages

News & Articles
 

DIALux Bridge for Revit: Seamless BIM Integration for Lighting Designers
2026-09-03 · DIAL GmbH
DIALux Bridge for Revit: Seamless BIM Integration for Lighting Designers

Transfer lighting models via IFC in both directions between DIALux and Autodesk Revit. DIALux Bridge for Revit is included in DIALux Pro.

More control over working planes in DIALux evo
2026-08-31 · DIAL GmbH
More control over working planes in DIALux evo

Create working planes automatically or add them only where needed. Save the height and margin area as default values for your next projects.

New in DIALux evo 14: Same objects? One click is all it takes.
2026-06-25 · DIAL GmbH
New in DIALux evo 14: Same objects? One click is all it takes.

With DIALux evo 14, working with objects that appear multiple times in your project is now much easier. You probably know the situation: a certain chair, door, window or luminaire has been placed several times in your project, and you don’t want to search for and click every single object manually. That’s exactly what the new “Select all of this type” function is for.

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