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Latest Version, DIALux evo 12 (2023-09-20)

Hardware requirements
CPU with SSE2-support 4 GB RAM (min. 2 GB), OpenGL 3.2 graphics card (1 GB RAM), Windows 10/11 (64 bit), resolution min. 1920 × 1080 px

Language support
Čeština, Dansk, Deutsch, Eesti, English (UK/US), Español, Français, Italiano, Magyar, Nederlands, Norsk, Polski, Português, Română, Slovenščina, Suomi, Svenska, Türkçe, Ukrainian, Ελληνικά, русский, 한국어, 简体中文, 繁體中文, 日本語

Download DIALux evo

Design, calculate and visualize light for single rooms, whole buildings, streets, outdoor areas, emergency lighting and daylighting. DIALux evo is the worldwide standard in lighting design software and free of charge.

Download DIALux evo   What`s new →  FAQ

Increase the productivity and efficiency of your work with DIALux Pro – out now!

Download luminaire catalogues

In DIALux evo, you plan with real luminaires. More than 190 luminaire manufacturers have compiled product catalogues for you, which you can download here:

You are a luminaire manufacturer and want to make your products available in DIALux? Get first information about the DIALux membership.