Skip to main content

We simplify lighting design for you: Design, calculate and visualise light with DIALux .

Download DIALux   Product catalogues ►   Pro Features ►

+  Free of charge and easy to use
+  Available in 25 languages
+  Real luminaires for your lighting design
+  Product catalogues of more than 190 manufacturers
+  Community of more than 750.000 users worldwide


Plan light for in- and exteriors.

Create lighting concepts for entire buildings with several floors and rooms and individual outdoor scenes such as green spaces, paths, car parks or street lighting. You determine the project.

Combine day- & artificial light.
Create light scenes.

Plan your project with day- and artificial light. Calculate daylight with clear, overcast or cloudy skies and include daylight systems. For a special atmosphere you create unique lighting scenes.

Do much more.

Get the best out of your project: DIALux offers a wide range of functions that make your work easier. Plan with standards and real products, realise the long-desired emergency lighting and much more.

Give me more functions

Show me what`s new

We have good news for you

+ View all

Create your lighting design with DIALux. We make it easy for you to get started.

Start with our free DIALux course. You will learn the basic functions and we provide you with videos, project files and plans for download. You can find more seminars, online courses and helpful tutorials in our Academy.

Free start