With this free software you can design, calculate and visualize light professionally – single rooms, whole floors, buildings and outdoor scenes. DIALux is used as a planning tool by over 680 000 lighting designers worldwide.




Litestar 4D is described as 'Lighting design that allows the design of interior and exterior areas (generic areas, sports areas, roads, tunnels) and the management of photometric and commercial documentation that makes the work of lighting professionals simple and efficient' and is an app. There are 2 alternatives to Litestar 4D for Windows. The best Litestar 4D alternative is DIALux, which is free.
With this free software you can design, calculate and visualize light professionally – single rooms, whole floors, buildings and outdoor scenes. DIALux is used as a planning tool by over 680 000 lighting designers worldwide.




ReluxDesktop is a high-performance, intuitively-operated application for simulating artificial light and daylight. It provides you with rapid and efficient support on all the different aspects of big and small projects, without taking any unnecessary roundabout routes.



