DIALux is the world's leading software for lighting design. Available in 27 languages, free of charge and tailored to your needs. Design, calculate and visualise indoor, outdoor, street and …

DIALux is the world's leading software for professional lighting design and a marketing tool for luminaire manufacturers.

DIALux is used free of charge as a planning tool by more than 750,000 lighting designers worldwide.

DIAL has developed DIALux, the world's leading software for planning, calculating and visualizing indoor and outdoor lighting. The light-planning tool has a community of more than 700,000 …

Aug 18, 2025 · Explore DIALux lighting design software - its key features, benefits, and how it helps you calculate and visualize lighting with precision for any space.

Dec 16, 2025 · Download DIALux, the worldwide standard in lighting design software. Free of charge. Design light for single rooms, whole buildings, outdoor area, street lighting and …

With DIALux, you design lighting for indoor and outdoor areas – using real luminaires, standards-compliant calculations and realistic visualizations. Perfect for anyone who wants to use light …

With DIALux Pro, you work faster, more flexibly, and more professionally. The subscription offers advanced features, customized reports, and full control over your projects – for results that …

Got a question? Let’s get you an answer. This section is the fastest place to get help. Find technical support and answers to DIALux related questions.

Find everything you need to know to get started with DIALux. Design, calculate and visualise light with DIALux evo. Work with real luminaires and products of more than 190 manufacturers. …