SketchUp

SketchUp is an intuitive 3D modeling application that lets you create and edit 2D and 3D models. It is a program used for a wide range of 3D modeling projects like architectural, interior design, landscape architecture, and video game design.

V-Ray

Vray is rendering software which can be used to get realistic  interior/ exterior/ VR renders.

Adobe Photoshop 

Adobe Photoshop is raster graphic rendering software used worldwide by different designers, photographers, video editors and more for their post-production works. In Architecture, Photoshop is used for rendering plans, elevations, sections, post production and presentation work of the 3D models.