Site Scan for ArcGIS is part of the ArcGIS Reality suite of products. What other products are there?
The ArcGIS Reality Product Suite includes:
ArcGIS Reality for ArcGIS Pro: Use this extension to generate large-scale true orthos and 3D meshes from drone and aerial sensors in ArcGIS Pro.
ArcGIS Reality Studio: Explore this scalable, stand-alone application for citywide and countrywide reality mapping to create an important piece of 3D digital twins.
ArcGIS Drone2Map: Process drone imagery while offline or in the field. Turn recently collected drone images into 2D and 3D models, even without an internet connection.