SOLIDWORKS is not available for Mac but there are a few alternatives that runs on macOS with similar functionality. The best Mac Interior Design App alternative is FreeCAD, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to SOLIDWORKS and three of them are Interior Design Apps available for Mac so hopefully you can find a suitable replacement. Other interesting Mac Interior Design App alternatives to SOLIDWORKS are SketchUp and LibreCAD.
A powerful open-source parametric 3D modeler ideal for mechanical engineering, supporting Python scripting, running on Windows, Linux, and Mac, with modular architecture allowing extensive adaptability and use with scientific computing libraries.
Comprehensive 3D modeling software ideal for architecture, engineering, film, and gaming. It includes features like easy-to-use interface, sun and shadow analysis, color experimenting, and mock-up creation. Available in freeware and professional versions for diverse needs.
LibreCAD is an open source 2D CAD application for Windows, Apple and Linux. It is based on Qt, which is a leading cross-platform application and UI development framework.
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AS far as I have tried, FreeCAD is the only FOSS alternative to Solidworks/Catia/PTC that has a funtional workflow. It is the best of a poor bunch.