Autodesk Revit Architecture and Autodesk Revit Structure are two different software applications designed for specific purposes in the architecture, engineering, and construction (AEC) industry.

Autodesk Revit Architecture is a BIM (Building Information Modeling) software that is primarily used by architects, interior designers, and building professionals to create 3D models of buildings and generate construction documents. It is widely used in the design and construction of residential, commercial, and institutional buildings.

On the other hand, Autodesk Revit Structure is a BIM software that is specifically designed for structural engineers and designers to create accurate 3D models of structural elements of buildings such as beams, columns, and foundations. It also allows the creation of detailed and comprehensive documentation for structural design and analysis.

While both applications are part of the Autodesk Revit suite, they have distinct features and functionalities that cater to specific needs in the AEC industry. Therefore, it is important to choose the right application based on the nature of the project and the user's requirements.