Professional lighting design made simple
DIALux evo by DIAL GmbH is a comprehensive lighting design application that enables professionals to plan and visualize lighting installations for both indoor and outdoor spaces. The software integrates real manufacturer data, allowing designers, engineers, and architects to model entire environments with precision. Offering realistic visual output and detailed lighting calculations, it helps users evaluate illumination quality, energy performance, and visual comfort across different design scenarios—all within a single, accessible platform.
DIALux evo supports accurate photometric simulations by using verified luminaire data from global manufacturers. Designers can select from an extensive product library to simulate realistic lighting conditions and ensure compliance with professional standards. The program’s rendering engine creates detailed visualizations of how luminaires interact within architectural environments, from single rooms to large exterior areas. This realistic approach bridges the gap between technical calculation and visual design, helping users make confident, data-driven lighting choices that balance form and function.
Advanced visualization and real product integration
Energy-conscious tools and flexible workflows
The software supports daylight modeling, energy estimation, and compliance-based analysis for both interior and exterior projects. These tools enable users to evaluate how natural and artificial light contribute to efficiency and comfort without relying on speculative automation features. DIALux evo also provides BIM and IFC compatibility for project integration, streamlining coordination with architectural models. Its modern interface emphasizes clarity and usability, with structured menus that simplify access to design tools while maintaining professional-grade flexibility for detailed workflows.
Final thoughts
DIALux evo stands out as a capable, free solution for professionals who value precision and realism in lighting design. Its integration of verified luminaire data, energy evaluation features, and standards-compliant calculations ensures that projects are both functional and visually refined. While the interface offers limited cosmetic customization, it remains approachable for new users and efficient for experts. By combining strong analytical performance with realistic visualization, this software continues to be a trusted tool in professional lighting planning.
Pros
- Real luminaire data integration from global manufacturers
- Realistic rendering and standards-compliant lighting calculations
- Supports daylight modeling and energy evaluation
- Free to use with BIM and IFC compatibility
Cons
- Limited interface customization options
- Requires familiarity with lighting design concepts for full effectiveness
