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 emergency …

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

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 users and is …

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

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 daylighting.

May 3, 2025 · Creating effective lighting designs can seem daunting, but with the right tools and guidance, anyone can master the art. DIALux Evo is a powerful, free software that empowers lighting …

We develop the lighting design software DIALux, offer further training in the Academy, are the publisher of Lightshift and measure products in the lighting laboratory.

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 effectively.

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 impress.