active users worldwide
luminaires used per month
DIALux is free and open. Use the software for personal, educational and commercial purposes
Find out why DIALux is free of charge. We explain our business model and will certainly answer some obvious questions.
Get to know the functions of the software and design lighting for in- and outdoor areas with DIALux
Learn DIALux in your region and language with our certified DIALux trainers or get started for free with our DIALux tutorials.