Complex sentence: Pix4D is a developer and supplier of photogrammetry software products that turn both RGB and multispectral images into 3D models and 2D orthomosaics.
Split into simpler sentences: Pix4D is a developer and supplier of photogrammetry software. Pix4D develops products that turn both RGB and multispectral images into 3D models and 2D orthomosaics.